.. _parameters:

Input Parameters
================

The following is a complete listing of all possible input blocks and their parameters.
Click on a block to expand its contents. Required parameters are highlighted in black. 
Clicking on a parameter will bring up a description, available options, data type, and units when applicable.

.. raw:: html

  
  <div class="art_node" onclick="collapse_node('menu.1')">
    artemis
   </div>
  <div id="menu.1" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.2')">
    The top level artemis configuration options
   </div>
  <div id="menu.2" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.3')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>coordinates</b>
   </div>
  <div id="menu.3" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.4')">
    &nbsp;&nbsp;&nbsp;&nbsp;Problem coordinate system.
   </div>
  <div id="menu.4" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.5')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.5" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.6')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;cartesian
   </div>
  <div id="menu.6" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.7')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(x,y,z) Cartesian coordinates
   </div>
  <div id="menu.7" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.8')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;cylindrical
   </div>
  <div id="menu.8" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.9')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(r,&phi;,z) cylindrical coordinates.
   </div>
  <div id="menu.9" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.10')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;spherical
   </div>
  <div id="menu.10" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.11')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(r,&theta;,&phi;) spherical coordinates.
   </div>
  <div id="menu.11" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.12')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;axisymmetric
   </div>
  <div id="menu.12" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.13')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(r,z,&phi;) axisymmetric coordinates.
   </div>
  <div id="menu.13" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.14')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>problem</b>
   </div>
  <div id="menu.14" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.15')">
    &nbsp;&nbsp;&nbsp;&nbsp;Name of the problem pgen.
   </div>
  <div id="menu.15" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.16')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.16" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.17')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;amr_user
   </div>
  <div id="menu.17" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.18')">
    &nbsp;&nbsp;&nbsp;&nbsp;Add user-defined AMR criterion.
   </div>
  <div id="menu.18" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.19')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.19" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.20')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.20" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.21')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;physical_units
   </div>
  <div id="menu.21" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.22')">
    &nbsp;&nbsp;&nbsp;&nbsp;What unit system to use for physical units
   </div>
  <div id="menu.22" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.23')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.23" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.24')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: scalefree</em>
   </div>
  <div id="menu.24" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.25')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;scalefree
   </div>
  <div id="menu.25" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.26')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Native code units; no conversions
   </div>
  <div id="menu.26" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.27')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;cgs
   </div>
  <div id="menu.27" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.28')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CGS unit system
   </div>
  <div id="menu.28" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.29')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;unit_conversion
   </div>
  <div id="menu.29" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.30')">
    &nbsp;&nbsp;&nbsp;&nbsp;How to provide unit conversions between code and physical units
   </div>
  <div id="menu.30" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.31')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.31" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.32')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: base</em>
   </div>
  <div id="menu.32" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.33')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;base
   </div>
  <div id="menu.33" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.34')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provide base unit conversions (length, time, mass, temperature)
   </div>
  <div id="menu.34" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.35')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ppd
   </div>
  <div id="menu.35" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.36')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;AU, Year/(2 pi), solar mass units for protoplanetary disks
   </div>
  <div id="menu.36" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.37')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;length
   </div>
  <div id="menu.37" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.38')">
    &nbsp;&nbsp;&nbsp;&nbsp;Physical units value of length equal to 1 code unit
   </div>
  <div id="menu.38" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.39')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.39" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.40')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.40" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.41')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;time
   </div>
  <div id="menu.41" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.42')">
    &nbsp;&nbsp;&nbsp;&nbsp;Physical units value of time equal to 1 code unit
   </div>
  <div id="menu.42" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.43')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.43" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.44')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.44" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.45')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;mass
   </div>
  <div id="menu.45" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.46')">
    &nbsp;&nbsp;&nbsp;&nbsp;Physical units value of mass equal to 1 code unit
   </div>
  <div id="menu.46" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.47')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.47" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.48')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.48" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.49')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;temperature
   </div>
  <div id="menu.49" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.50')">
    &nbsp;&nbsp;&nbsp;&nbsp;Physical units value of temperature equal to 1 code unit
   </div>
  <div id="menu.50" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.51')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.51" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.52')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.52" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.53')">
    physics
   </div>
  <div id="menu.53" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.54')">
    Toggle on/off the available physics packages
   </div>
  <div id="menu.54" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.55')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas
   </div>
  <div id="menu.55" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.56')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on the gas fluid
   </div>
  <div id="menu.56" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.57')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.57" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.58')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: true</em>
   </div>
  <div id="menu.58" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.59')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dust
   </div>
  <div id="menu.59" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.60')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on the dust fluid
   </div>
  <div id="menu.60" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.61')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.61" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.62')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.62" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.63')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gravity
   </div>
  <div id="menu.63" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.64')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on gravity
   </div>
  <div id="menu.64" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.65')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.65" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.66')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.66" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.67')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rotating_frame
   </div>
  <div id="menu.67" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.68')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on the rotating frame
   </div>
  <div id="menu.68" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.69')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.69" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.70')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.70" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.71')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;cooling
   </div>
  <div id="menu.71" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.72')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on the cooling for the gas fluid.
   </div>
  <div id="menu.72" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.73')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.73" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.74')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.74" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.75')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;viscosity
   </div>
  <div id="menu.75" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.76')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on the viscosity for the gas fluid
   </div>
  <div id="menu.76" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.77')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.77" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.78')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.78" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.79')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;nbody
   </div>
  <div id="menu.79" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.80')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on N-body particles
   </div>
  <div id="menu.80" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.81')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.81" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.82')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.82" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.83')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;conduction
   </div>
  <div id="menu.83" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.84')">
    &nbsp;&nbsp;&nbsp;&nbsp;Turn on heat conduction in the gas fluid
   </div>
  <div id="menu.84" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.85')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.85" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.86')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.86" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.87')">
    parthenon
   </div>
  <div id="menu.87" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.88')">
    Parthenon specific options
   </div>
  <div id="menu.88" class="art_show">

  
  <div class="art_node" onclick="collapse_node('menu.89')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;job
   </div>
  <div id="menu.89" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.90')">
    &nbsp;&nbsp;&nbsp;&nbsp;Job options
   </div>
  <div id="menu.90" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.91')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>problem_id</b>
   </div>
  <div id="menu.91" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.92')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Problem ID: basename of output filenames
   </div>
  <div id="menu.92" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.93')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.93" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.94')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;mesh
   </div>
  <div id="menu.94" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.95')">
    &nbsp;&nbsp;&nbsp;&nbsp;Mesh options
   </div>
  <div id="menu.95" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.96')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>nx(1,2,3)</b>
   </div>
  <div id="menu.96" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.97')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Number of zones in X(1,2,3)-direction
   </div>
  <div id="menu.97" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.98')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.98" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.99')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>x(1,2,3)min</b>
   </div>
  <div id="menu.99" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.100')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;minimum value of X(1,2,3).
   </div>
  <div id="menu.100" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.101')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.101" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.102')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>x(1,2,3)max</b>
   </div>
  <div id="menu.102" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.103')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;maximum value of X(1,2,3).
   </div>
  <div id="menu.103" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.104')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.104" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.105')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;ix(1,2,3)_bc
   </div>
  <div id="menu.105" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.106')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Boundary condition at the inner-X(1,2,3) boundary
   </div>
  <div id="menu.106" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.107')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.107" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.108')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: outflow</em>
   </div>
  <div id="menu.108" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.109')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;outflow
   </div>
  <div id="menu.109" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.110')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outflow boundary
   </div>
  <div id="menu.110" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.111')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;periodic
   </div>
  <div id="menu.111" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.112')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Periodic boundary
   </div>
  <div id="menu.112" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.113')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;reflecting
   </div>
  <div id="menu.113" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.114')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reflecting boundary
   </div>
  <div id="menu.114" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.115')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;extrap
   </div>
  <div id="menu.115" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.116')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Extrapolation boundary. Outflow boundary with density and temperature extrapolation.
   </div>
  <div id="menu.116" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.117')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;viscous
   </div>
  <div id="menu.117" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.118')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Viscous boundary. Fixes mass flux at the outer radial boundary, and maintains the mass flux at the inner radial boundary.
   </div>
  <div id="menu.118" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.119')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;conductive
   </div>
  <div id="menu.119" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.120')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Conductive boundary. Fixes heat flux at the inner boundary and fixes the temperature at the outer boundary.
   </div>
  <div id="menu.120" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.121')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ic
   </div>
  <div id="menu.121" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.122')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial condition boundary
   </div>
  <div id="menu.122" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.123')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;inflow
   </div>
  <div id="menu.123" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.124')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inflow/outflow boundary for the shearing box
   </div>
  <div id="menu.124" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.125')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;ox(1,2,3)_bc
   </div>
  <div id="menu.125" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.126')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Boundary condition at the outer-X(1,2,3)boundary
   </div>
  <div id="menu.126" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.127')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.127" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.128')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: outflow</em>
   </div>
  <div id="menu.128" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.129')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;outflow
   </div>
  <div id="menu.129" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.130')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outflow boundary
   </div>
  <div id="menu.130" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.131')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;periodic
   </div>
  <div id="menu.131" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.132')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Periodic boundary
   </div>
  <div id="menu.132" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.133')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;reflecting
   </div>
  <div id="menu.133" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.134')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reflecting boundary
   </div>
  <div id="menu.134" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.135')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;extrap
   </div>
  <div id="menu.135" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.136')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Extrapolation boundary. Outflow boundary with density and temperature extrapolation.
   </div>
  <div id="menu.136" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.137')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;viscous
   </div>
  <div id="menu.137" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.138')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Viscous boundary. Fixes mass flux at the outer radial boundary, and maintains the mass flux at the inner radial boundary.
   </div>
  <div id="menu.138" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.139')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;conductive
   </div>
  <div id="menu.139" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.140')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Conductive boundary. Fixes heat flux at the inner boundary and fixes the temperature at the outer boundary.
   </div>
  <div id="menu.140" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.141')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ic
   </div>
  <div id="menu.141" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.142')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial condition boundary
   </div>
  <div id="menu.142" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.143')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;inflow
   </div>
  <div id="menu.143" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.144')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inflow/outflow boundary for the shearing box
   </div>
  <div id="menu.144" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.145')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;nghost
   </div>
  <div id="menu.145" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.146')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Number of ghost zones
   </div>
  <div id="menu.146" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.147')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.147" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.148')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 2</em>
   </div>
  <div id="menu.148" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.149')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;refinement
   </div>
  <div id="menu.149" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.150')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Refinement option
   </div>
  <div id="menu.150" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.151')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.151" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.152')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: none</em>
   </div>
  <div id="menu.152" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.153')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;adaptive
   </div>
  <div id="menu.153" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.154')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adaptive refinement (AMR).
   </div>
  <div id="menu.154" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.155')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;static
   </div>
  <div id="menu.155" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.156')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Static refinement (SMR).
   </div>
  <div id="menu.156" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.157')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;numlevel
   </div>
  <div id="menu.157" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.158')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;How many refined levels that are allowed
   </div>
  <div id="menu.158" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.159')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.159" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.160')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.160" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.161')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;derefine_count
   </div>
  <div id="menu.161" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.162')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;How many cycles to go before derefining
   </div>
  <div id="menu.162" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.163')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.163" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.164')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 10</em>
   </div>
  <div id="menu.164" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.165')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;pack_size
   </div>
  <div id="menu.165" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.166')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;How to pack the meshblocks
   </div>
  <div id="menu.166" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.167')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.167" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.168')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.168" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.169')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;num_threads
   </div>
  <div id="menu.169" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.170')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Number of CPU threads
   </div>
  <div id="menu.170" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.171')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.171" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.172')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.172" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.173')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;swarm
   </div>
  <div id="menu.173" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.174')">
    &nbsp;&nbsp;&nbsp;&nbsp;Swarm options
   </div>
  <div id="menu.174" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.175')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;ix(1,2,3)_bc
   </div>
  <div id="menu.175" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.176')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Swarm boundary condition at the inner-X(1,2,3) boundary
   </div>
  <div id="menu.176" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.177')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.177" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.178')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: mesh/ix(1,2,3)_bc (unless user-defined)</em>
   </div>
  <div id="menu.178" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.179')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;outflow
   </div>
  <div id="menu.179" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.180')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outflow boundary
   </div>
  <div id="menu.180" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.181')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;periodic
   </div>
  <div id="menu.181" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.182')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Periodic boundary
   </div>
  <div id="menu.182" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.183')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;jaybenne_reflecting
   </div>
  <div id="menu.183" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.184')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reflecting boundaries (implemented via jaybenne)
   </div>
  <div id="menu.184" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.185')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;ox(1,2,3)_bc
   </div>
  <div id="menu.185" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.186')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Swarm boundary condition at the outer-X(1,2,3)boundary
   </div>
  <div id="menu.186" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.187')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.187" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.188')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: mesh/ox(1,2,3)_bc (unless user-defined)</em>
   </div>
  <div id="menu.188" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.189')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;outflow
   </div>
  <div id="menu.189" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.190')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outflow boundary
   </div>
  <div id="menu.190" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.191')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;periodic
   </div>
  <div id="menu.191" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.192')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Periodic boundary
   </div>
  <div id="menu.192" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.193')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;jaybenne_reflecting
   </div>
  <div id="menu.193" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.194')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reflecting boundaries (implemented via jaybenne)
   </div>
  <div id="menu.194" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.195')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;meshblock
   </div>
  <div id="menu.195" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.196')">
    &nbsp;&nbsp;&nbsp;&nbsp;The meshblock size
   </div>
  <div id="menu.196" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.197')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>nx(1,2,3)</b>
   </div>
  <div id="menu.197" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.198')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Number of cells in each meshbloc, X(1,2,3)-dir.
   </div>
  <div id="menu.198" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.199')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.199" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.200')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;time
   </div>
  <div id="menu.200" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.201')">
    &nbsp;&nbsp;&nbsp;&nbsp;Parameters controlling the simulation driver
   </div>
  <div id="menu.201" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.202')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;nlim
   </div>
  <div id="menu.202" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.203')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cycle Limit
   </div>
  <div id="menu.203" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.204')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.204" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.205')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.205" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.206')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;tlim
   </div>
  <div id="menu.206" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.207')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Time Limit
   </div>
  <div id="menu.207" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.208')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.208" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.209')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.209" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.210')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;ncycle_out
   </div>
  <div id="menu.210" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.211')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cadence of output diagnostics
   </div>
  <div id="menu.211" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.212')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.212" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.213')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.213" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.214')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;integrator
   </div>
  <div id="menu.214" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.215')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The hydro time integration scheme
   </div>
  <div id="menu.215" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.216')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.216" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.217')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: rk2</em>
   </div>
  <div id="menu.217" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.218')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;rk1
   </div>
  <div id="menu.218" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.219')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;First order Runge-Kutta.
   </div>
  <div id="menu.219" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.220')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;rk2
   </div>
  <div id="menu.220" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.221')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Second order Runge-Kutta.
   </div>
  <div id="menu.221" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.222')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;rk3
   </div>
  <div id="menu.222" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.223')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Third order Runge-Kutta.
   </div>
  <div id="menu.223" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.224')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;vl2
   </div>
  <div id="menu.224" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.225')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Second order Van-Leer predictor-corrector.
   </div>
  <div id="menu.225" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.226')">
    problem(advection)
   </div>
  <div id="menu.226" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.227')">
    <problem> block parameters when artemis/problem=advection
   </div>
  <div id="menu.227" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.228')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>amp</b>
   </div>
  <div id="menu.228" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.229')">
    &nbsp;&nbsp;&nbsp;&nbsp;Amplitude of perturbation
   </div>
  <div id="menu.229" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.230')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.230" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.231')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;vflow
   </div>
  <div id="menu.231" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.232')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background velocity parallel to wavevector
   </div>
  <div id="menu.232" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.233')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.233" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.234')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.234" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.235')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;nperiod
   </div>
  <div id="menu.235" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.236')">
    &nbsp;&nbsp;&nbsp;&nbsp;Sets new time limit to the specified number of periods
   </div>
  <div id="menu.236" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.237')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.237" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.238')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.238" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.239')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;along_x(1,2,3)
   </div>
  <div id="menu.239" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.240')">
    &nbsp;&nbsp;&nbsp;&nbsp;Wavevctor along x(1,2,3) axis
   </div>
  <div id="menu.240" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.241')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.241" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.242')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.242" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.243')">
    problem(blast)
   </div>
  <div id="menu.243" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.244')">
    <problem> block parameters when artemis/problem=blast
   </div>
  <div id="menu.244" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.245')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;radius
   </div>
  <div id="menu.245" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.246')">
    &nbsp;&nbsp;&nbsp;&nbsp;Initial radius of blast wave
   </div>
  <div id="menu.246" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.247')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.247" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.248')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.248" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.249')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;height
   </div>
  <div id="menu.249" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.250')">
    &nbsp;&nbsp;&nbsp;&nbsp;Initial height of blast wave
   </div>
  <div id="menu.250" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.251')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.251" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.252')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.252" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.253')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;internal_energy
   </div>
  <div id="menu.253" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.254')">
    &nbsp;&nbsp;&nbsp;&nbsp;Internal energy of blast wave
   </div>
  <div id="menu.254" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.255')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.255" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.256')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.256" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.257')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;p0
   </div>
  <div id="menu.257" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.258')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background presure
   </div>
  <div id="menu.258" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.259')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.259" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.260')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.260" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.261')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;d0
   </div>
  <div id="menu.261" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.262')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background density
   </div>
  <div id="menu.262" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.263')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.263" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.264')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.264" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.265')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;x(1,2,3)
   </div>
  <div id="menu.265" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.266')">
    &nbsp;&nbsp;&nbsp;&nbsp;Coordinates of the blast wave center
   </div>
  <div id="menu.266" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.267')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.267" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.268')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.268" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.269')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;samples
   </div>
  <div id="menu.269" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.270')">
    &nbsp;&nbsp;&nbsp;&nbsp;Amount of subsampling to do when setting the initial blast. If < 0, only use the center of the cell.
   </div>
  <div id="menu.270" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.271')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.271" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.272')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.272" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.273')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;symmetry
   </div>
  <div id="menu.273" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.274')">
    &nbsp;&nbsp;&nbsp;&nbsp;Is this a spherical or cylindrical blast wave?
   </div>
  <div id="menu.274" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.275')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.275" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.276')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: spherical</em>
   </div>
  <div id="menu.276" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.277')">
    problem(conduction)
   </div>
  <div id="menu.277" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.278')">
    <problem> block parameters when artemis/problem=conduction
   </div>
  <div id="menu.278" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.279')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_rho
   </div>
  <div id="menu.279" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.280')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas density.
   </div>
  <div id="menu.280" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.281')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.281" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.282')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.282" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.283')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_vx(1,2,3)
   </div>
  <div id="menu.283" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.284')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas velocity.
   </div>
  <div id="menu.284" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.285')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.285" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.286')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.286" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.287')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_temp
   </div>
  <div id="menu.287" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.288')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas temperature.
   </div>
  <div id="menu.288" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.289')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.289" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.290')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.290" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.291')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;flux
   </div>
  <div id="menu.291" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.292')">
    &nbsp;&nbsp;&nbsp;&nbsp;The specified heat flux when using conductive boundaries.
   </div>
  <div id="menu.292" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.293')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.293" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.294')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.294" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.295')">
    problem(constant)
   </div>
  <div id="menu.295" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.296')">
    <problem> block parameters when artemis/problem=constant
   </div>
  <div id="menu.296" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.297')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_rho
   </div>
  <div id="menu.297" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.298')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas density.
   </div>
  <div id="menu.298" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.299')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.299" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.300')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.300" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.301')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_vx(1,2,3)
   </div>
  <div id="menu.301" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.302')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas velocity.
   </div>
  <div id="menu.302" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.303')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.303" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.304')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.304" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.305')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_temp
   </div>
  <div id="menu.305" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.306')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas temperature
   </div>
  <div id="menu.306" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.307')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.307" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.308')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.308" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.309')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dust_rho
   </div>
  <div id="menu.309" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.310')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background dust density.
   </div>
  <div id="menu.310" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.311')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.311" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.312')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.312" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.313')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dust_vx(1,2,3)
   </div>
  <div id="menu.313" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.314')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background dust velocity.
   </div>
  <div id="menu.314" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.315')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.315" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.316')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.316" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.317')">
    problem(disk)
   </div>
  <div id="menu.317" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.318')">
    <problem> block parameters when artemis/problem=disk
   </div>
  <div id="menu.318" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.319')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;r0
   </div>
  <div id="menu.319" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.320')">
    &nbsp;&nbsp;&nbsp;&nbsp;Reference radius.
   </div>
  <div id="menu.320" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.321')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.321" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.322')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.322" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.323')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.323" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.324')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;h0
   </div>
  <div id="menu.324" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.325')">
    &nbsp;&nbsp;&nbsp;&nbsp;Aspect ratio of the disk at r0
   </div>
  <div id="menu.325" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.326')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.326" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.327')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.05</em>
   </div>
  <div id="menu.327" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.328')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>rho0</b>
   </div>
  <div id="menu.328" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.329')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density of the disk at r0.
   </div>
  <div id="menu.329" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.330')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.330" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.331')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g cm^-3</em>
   </div>
  <div id="menu.331" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.332')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dslope
   </div>
  <div id="menu.332" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.333')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density power law
   </div>
  <div id="menu.333" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.334')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.334" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.335')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -2.25</em>
   </div>
  <div id="menu.335" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.336')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tslope
   </div>
  <div id="menu.336" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.337')">
    &nbsp;&nbsp;&nbsp;&nbsp;Temperature power law. This is mutually exclusive with flare
   </div>
  <div id="menu.337" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.338')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.338" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.339')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1.0</em>
   </div>
  <div id="menu.339" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.340')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;flare
   </div>
  <div id="menu.340" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.341')">
    &nbsp;&nbsp;&nbsp;&nbsp;Flaring index. This is mutually exclusive with tslope
   </div>
  <div id="menu.341" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.342')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.342" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.343')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.343" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.344')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rexp
   </div>
  <div id="menu.344" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.345')">
    &nbsp;&nbsp;&nbsp;&nbsp;Exponential cutoff radius for the density profile
   </div>
  <div id="menu.345" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.346')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.346" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.347')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.347" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.348')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rcav
   </div>
  <div id="menu.348" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.349')">
    &nbsp;&nbsp;&nbsp;&nbsp;Inner cavity radius for the density profile.
   </div>
  <div id="menu.349" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.350')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.350" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.351')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.351" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.352')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.352" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.353')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;l0
   </div>
  <div id="menu.353" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.354')">
    &nbsp;&nbsp;&nbsp;&nbsp;Guess for the binary eignvalue that reduces the density near the outer boundary
   </div>
  <div id="menu.354" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.355')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.355" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.356')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.356" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.357')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;polytropic_index
   </div>
  <div id="menu.357" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.358')">
    &nbsp;&nbsp;&nbsp;&nbsp;The polytropic index of the initial disk profile. Defaults to the gas adiabatic index
   </div>
  <div id="menu.358" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.359')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.359" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.360')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: gas/gamma</em>
   </div>
  <div id="menu.360" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.361')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>mdot</b>
   </div>
  <div id="menu.361" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.362')">
    &nbsp;&nbsp;&nbsp;&nbsp;Specified mass flux through the disk. This is used to set the density normalization and the viscous outer boundary condition inflow rate.
   </div>
  <div id="menu.362" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.363')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.363" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.364')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g s^-1</em>
   </div>
  <div id="menu.364" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.365')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;quiet_start
   </div>
  <div id="menu.365" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.366')">
    &nbsp;&nbsp;&nbsp;&nbsp;If set to true, the initial radial velocity is set to zero. If set to false, the initial radial velocity is the viscous velocity.
   </div>
  <div id="menu.366" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.367')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.367" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.368')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.368" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.369')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dens_min
   </div>
  <div id="menu.369" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.370')">
    &nbsp;&nbsp;&nbsp;&nbsp;Floor density.
   </div>
  <div id="menu.370" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.371')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.371" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.372')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g cm^-3</em>
   </div>
  <div id="menu.372" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.373')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-5</em>
   </div>
  <div id="menu.373" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.374')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;pres_min
   </div>
  <div id="menu.374" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.375')">
    &nbsp;&nbsp;&nbsp;&nbsp;Floor pressure.
   </div>
  <div id="menu.375" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.376')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.376" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.377')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: erg cm^-3</em>
   </div>
  <div id="menu.377" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.378')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-8</em>
   </div>
  <div id="menu.378" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.379')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dust_to_gas
   </div>
  <div id="menu.379" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.380')">
    &nbsp;&nbsp;&nbsp;&nbsp;Dust to gas ratio
   </div>
  <div id="menu.380" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.381')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.381" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.382')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.01</em>
   </div>
  <div id="menu.382" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.383')">
    problem(gaussian_bump)
   </div>
  <div id="menu.383" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.384')">
    <problem> block parameters when artemis/problem=gaussian_bump
   </div>
  <div id="menu.384" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.385')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;x(1,2,3)c
   </div>
  <div id="menu.385" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.386')">
    &nbsp;&nbsp;&nbsp;&nbsp;Center of the bump.
   </div>
  <div id="menu.386" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.387')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.387" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.388')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.388" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.389')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>sigma</b>
   </div>
  <div id="menu.389" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.390')">
    &nbsp;&nbsp;&nbsp;&nbsp;Width of the bump.
   </div>
  <div id="menu.390" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.391')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.391" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.392')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;density_bump
   </div>
  <div id="menu.392" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.393')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density bump value.
   </div>
  <div id="menu.393" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.394')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.394" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.395')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.395" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.396')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;temperature_bump
   </div>
  <div id="menu.396" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.397')">
    &nbsp;&nbsp;&nbsp;&nbsp;Temperature bump value
   </div>
  <div id="menu.397" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.398')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.398" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.399')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.399" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.400')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;vx(1,2,3)_bump
   </div>
  <div id="menu.400" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.401')">
    &nbsp;&nbsp;&nbsp;&nbsp;Velocity of the bump.
   </div>
  <div id="menu.401" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.402')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.402" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.403')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.403" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.404')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_rho
   </div>
  <div id="menu.404" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.405')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas density.
   </div>
  <div id="menu.405" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.406')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.406" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.407')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.407" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.408')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_vx(1,2,3)
   </div>
  <div id="menu.408" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.409')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas velocity.
   </div>
  <div id="menu.409" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.410')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.410" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.411')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.411" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.412')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gas_pres
   </div>
  <div id="menu.412" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.413')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas pressure.
   </div>
  <div id="menu.413" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.414')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.414" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.415')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.415" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.416')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dust_rho
   </div>
  <div id="menu.416" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.417')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background dust density.
   </div>
  <div id="menu.417" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.418')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.418" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.419')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.419" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.420')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dust_vx(1,2,3)
   </div>
  <div id="menu.420" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.421')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background dust velocity.
   </div>
  <div id="menu.421" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.422')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.422" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.423')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.423" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.424')">
    problem(linear_wave)
   </div>
  <div id="menu.424" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.425')">
    <problem> block parameters when artemis/problem=linear_wave
   </div>
  <div id="menu.425" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.426')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>wave_flag</b>
   </div>
  <div id="menu.426" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.427')">
    &nbsp;&nbsp;&nbsp;&nbsp;Wave flag
   </div>
  <div id="menu.427" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.428')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.428" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.429')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>amp</b>
   </div>
  <div id="menu.429" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.430')">
    &nbsp;&nbsp;&nbsp;&nbsp;Wave amplitude
   </div>
  <div id="menu.430" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.431')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.431" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.432')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;vflow
   </div>
  <div id="menu.432" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.433')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background velocity parallel to wavevector
   </div>
  <div id="menu.433" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.434')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.434" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.435')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.435" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.436')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;nperiod
   </div>
  <div id="menu.436" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.437')">
    &nbsp;&nbsp;&nbsp;&nbsp;Sets new time limit to the specified number of periods
   </div>
  <div id="menu.437" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.438')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.438" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.439')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.439" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.440')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;along_x(1,2,3)
   </div>
  <div id="menu.440" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.441')">
    &nbsp;&nbsp;&nbsp;&nbsp;Wavevctor along x(1,2,3) axis
   </div>
  <div id="menu.441" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.442')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.442" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.443')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.443" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.444')">
    problem(shock)
   </div>
  <div id="menu.444" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.445')">
    <problem> block parameters when artemis/problem=shock
   </div>
  <div id="menu.445" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.446')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rhol
   </div>
  <div id="menu.446" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.447')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density (left).
   </div>
  <div id="menu.447" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.448')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.448" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.449')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.449" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.450')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;vxl
   </div>
  <div id="menu.450" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.451')">
    &nbsp;&nbsp;&nbsp;&nbsp;X1-velocity (left).
   </div>
  <div id="menu.451" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.452')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.452" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.453')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 2.0</em>
   </div>
  <div id="menu.453" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.454')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tl
   </div>
  <div id="menu.454" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.455')">
    &nbsp;&nbsp;&nbsp;&nbsp;Temperature (left).
   </div>
  <div id="menu.455" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.456')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.456" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.457')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.6</em>
   </div>
  <div id="menu.457" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.458')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rhor
   </div>
  <div id="menu.458" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.459')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density (right).
   </div>
  <div id="menu.459" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.460')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.460" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.461')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 2.285714</em>
   </div>
  <div id="menu.461" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.462')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;vxr
   </div>
  <div id="menu.462" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.463')">
    &nbsp;&nbsp;&nbsp;&nbsp;X1-velocity (right).
   </div>
  <div id="menu.463" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.464')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.464" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.465')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.875</em>
   </div>
  <div id="menu.465" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.466')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tr
   </div>
  <div id="menu.466" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.467')">
    &nbsp;&nbsp;&nbsp;&nbsp;Temperature (right).
   </div>
  <div id="menu.467" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.468')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.468" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.469')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.246875</em>
   </div>
  <div id="menu.469" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.470')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;xdisc
   </div>
  <div id="menu.470" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.471')">
    &nbsp;&nbsp;&nbsp;&nbsp;Discontinuity location (X1).
   </div>
  <div id="menu.471" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.472')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.472" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.473')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0005</em>
   </div>
  <div id="menu.473" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.474')">
    problem(strat)
   </div>
  <div id="menu.474" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.475')">
    <problem> block parameters when artemis/problem=strat
   </div>
  <div id="menu.475" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.476')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;h
   </div>
  <div id="menu.476" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.477')">
    &nbsp;&nbsp;&nbsp;&nbsp;Scale height of the disk
   </div>
  <div id="menu.477" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.478')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.478" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.479')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.479" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.480')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rho0
   </div>
  <div id="menu.480" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.481')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background density.
   </div>
  <div id="menu.481" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.482')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.482" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.483')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.483" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.484')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dens_min
   </div>
  <div id="menu.484" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.485')">
    &nbsp;&nbsp;&nbsp;&nbsp;Floor density.
   </div>
  <div id="menu.485" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.486')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.486" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.487')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-5</em>
   </div>
  <div id="menu.487" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.488')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;pres_min
   </div>
  <div id="menu.488" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.489')">
    &nbsp;&nbsp;&nbsp;&nbsp;Floor pressure.
   </div>
  <div id="menu.489" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.490')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.490" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.491')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-8</em>
   </div>
  <div id="menu.491" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.492')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;d2g
   </div>
  <div id="menu.492" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.493')">
    &nbsp;&nbsp;&nbsp;&nbsp;Dust to gas ratio
   </div>
  <div id="menu.493" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.494')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.494" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.495')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.01</em>
   </div>
  <div id="menu.495" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.496')">
    problem(thermalization)
   </div>
  <div id="menu.496" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.497')">
    <problem> block parameters when artemis/problem=thermalization
   </div>
  <div id="menu.497" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.498')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;rho
   </div>
  <div id="menu.498" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.499')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background density.
   </div>
  <div id="menu.499" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.500')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.500" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.501')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.501" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.502')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;vx
   </div>
  <div id="menu.502" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.503')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background X1-velocity.
   </div>
  <div id="menu.503" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.504')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.504" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.505')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.505" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.506')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tgas
   </div>
  <div id="menu.506" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.507')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background gas temperature.
   </div>
  <div id="menu.507" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.508')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.508" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.509')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 2.0</em>
   </div>
  <div id="menu.509" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.510')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;trad
   </div>
  <div id="menu.510" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.511')">
    &nbsp;&nbsp;&nbsp;&nbsp;Background radiation temperature.
   </div>
  <div id="menu.511" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.512')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.512" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.513')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.513" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.514')">
    nbody
   </div>
  <div id="menu.514" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.515')">
    Parameters controlling the setup and execution of the REBOUND simulation. N-body systems are built up particle-by-particle using the <nbody/particle#> or other aggregate blocks such as <nbody/binary>, <nbody/system>, etc.
   </div>
  <div id="menu.515" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.516')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;integrator
   </div>
  <div id="menu.516" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.517')">
    &nbsp;&nbsp;&nbsp;&nbsp;Choice of REBOUND Integrator. We only list the major ones here, but all REBOUND integrators are available.
   </div>
  <div id="menu.517" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.518')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.518" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.519')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: ias15</em>
   </div>
  <div id="menu.519" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.520')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ias15
   </div>
  <div id="menu.520" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.521')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A 15th order integrator. A good generic integrator that should work in almost all situations.
   </div>
  <div id="menu.521" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.522')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;none
   </div>
  <div id="menu.522" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.523')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Do nothing during the integration. Particles will not move from their starting locations.
   </div>
  <div id="menu.523" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.524')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;whfast
   </div>
  <div id="menu.524" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.525')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A fast, symplectic Wisdom-Holman integrator.
   </div>
  <div id="menu.525" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.526')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;mtot
   </div>
  <div id="menu.526" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.527')">
    &nbsp;&nbsp;&nbsp;&nbsp;When set, all particles are rescaled so that the total mass is this value.
   </div>
  <div id="menu.527" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.528')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.528" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.529')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g</em>
   </div>
  <div id="menu.529" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.530')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -&infin;</em>
   </div>
  <div id="menu.530" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.531')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;mscale
   </div>
  <div id="menu.531" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.532')">
    &nbsp;&nbsp;&nbsp;&nbsp;Scaling factor applied to the force of the materials on the particles.
   </div>
  <div id="menu.532" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.533')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.533" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.534')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.534" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.535')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dt
   </div>
  <div id="menu.535" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.536')">
    &nbsp;&nbsp;&nbsp;&nbsp;The timestep passed to REBOUND.
   </div>
  <div id="menu.536" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.537')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.537" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.538')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.538" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.539')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;refine_type
   </div>
  <div id="menu.539" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.540')">
    &nbsp;&nbsp;&nbsp;&nbsp;If set to distance, refine on specifid distance to particles
   </div>
  <div id="menu.540" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.541')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.541" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.542')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: none</em>
   </div>
  <div id="menu.542" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.543')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;derefine_factor
   </div>
  <div id="menu.543" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.544')">
    &nbsp;&nbsp;&nbsp;&nbsp;Derefine a cell that is this factor times the refinement distance away from a particle
   </div>
  <div id="menu.544" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.545')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.545" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.546')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 2.0</em>
   </div>
  <div id="menu.546" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.547')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;frame
   </div>
  <div id="menu.547" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.548')">
    &nbsp;&nbsp;&nbsp;&nbsp;The frame of the N-body simulation in relation to the artemis frame. Typically, this will be global, but in the shearing box can be local.
   </div>
  <div id="menu.548" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.549')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.549" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.550')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: global</em>
   </div>
  <div id="menu.550" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.551')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;pn
   </div>
  <div id="menu.551" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.552')">
    &nbsp;&nbsp;&nbsp;&nbsp;Post-Newtonian correction order. Valid options are 0, 1, 2, and 2.5
   </div>
  <div id="menu.552" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.553')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.553" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.554')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.554" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.555')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;pn2_corr
   </div>
  <div id="menu.555" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.556')">
    &nbsp;&nbsp;&nbsp;&nbsp;Include the 2 PN corrections.
   </div>
  <div id="menu.556" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.557')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.557" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.558')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.558" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.559')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;merge_on_collision
   </div>
  <div id="menu.559" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.560')">
    &nbsp;&nbsp;&nbsp;&nbsp;Merge two particles together when they have a close encounter.
   </div>
  <div id="menu.560" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.561')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.561" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.562')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: true</em>
   </div>
  <div id="menu.562" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.563')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;box_size
   </div>
  <div id="menu.563" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.564')">
    &nbsp;&nbsp;&nbsp;&nbsp;The REBOUND simulation domain. When particles exit this box, they are deleted. This should be set if there will be ejections.
   </div>
  <div id="menu.564" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.565')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.565" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.566')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.566" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.567')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dt_output
   </div>
  <div id="menu.567" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.568')">
    &nbsp;&nbsp;&nbsp;&nbsp;Output cadence of the .reb and .orb files.
   </div>
  <div id="menu.568" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.569')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.569" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.570')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.570" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.571')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;disable_outputs
   </div>
  <div id="menu.571" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.572')">
    &nbsp;&nbsp;&nbsp;&nbsp;Disable N-body related outputs
   </div>
  <div id="menu.572" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.573')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.573" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.574')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.574" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.575')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;particle&#35;
   </div>
  <div id="menu.575" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.576')">
    &nbsp;&nbsp;&nbsp;&nbsp;This node controls the parameters for individual particles. For example, two particles would have two blocks named <nbody/particle1> and <nbody/particle2>. For many particle systems see the <nbody/planet> nad <nbody/system> blocks.
   </div>
  <div id="menu.576" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.577')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>mass</b>
   </div>
  <div id="menu.577" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.578')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Particle mass <mass>. Arbitrary units; normalized relative to other particles based on GM parameter.
   </div>
  <div id="menu.578" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.579')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.579" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.580')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;radius
   </div>
  <div id="menu.580" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.581')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Particle size. Used for close encounters
   </div>
  <div id="menu.581" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.582')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.582" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.583')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.583" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.584')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;couple
   </div>
  <div id="menu.584" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.585')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Couple the particle to the materials.
   </div>
  <div id="menu.585" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.586')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.586" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.587')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.587" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.588')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live
   </div>
  <div id="menu.588" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.589')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Have the particle move in response to the materials.
   </div>
  <div id="menu.589" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.590')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.590" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.591')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.591" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.592')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live_after
   </div>
  <div id="menu.592" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.593')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Have the particle go live after this time.
   </div>
  <div id="menu.593" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.594')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.594" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.595')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.595" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.596')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;refine_distance
   </div>
  <div id="menu.596" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.597')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Tag zones that within this distance to the particle for refinement.
   </div>
  <div id="menu.597" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.598')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.598" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.599')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.599" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.600')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;soft
   </div>
  <div id="menu.600" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.601')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Block controllling the particle softening
   </div>
  <div id="menu.601" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.602')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>radius</b>
   </div>
  <div id="menu.602" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.603')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The softening radius.
   </div>
  <div id="menu.603" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.604')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.604" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.605')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>type</b>
   </div>
  <div id="menu.605" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.606')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The softening model
   </div>
  <div id="menu.606" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.607')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.607" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.608')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;none
   </div>
  <div id="menu.608" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.609')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Do not apply any softening to this particle
   </div>
  <div id="menu.609" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.610')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;spline
   </div>
  <div id="menu.610" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.611')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Spline softening following Springel (2001). The potential is exactly Keplerian outside the softening distance and transitions to constant rotation rate at zero distance.
   </div>
  <div id="menu.611" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.612')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;plummer
   </div>
  <div id="menu.612" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.613')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Plummer softening. The potential goes like (r^2 + r_s^2)^{-1/2}. The potential never exactly reaches the Keplerian value, but is approximately equal to Keplerian around 2.8 rsoft.
   </div>
  <div id="menu.613" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.614')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;sink
   </div>
  <div id="menu.614" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.615')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Block controllling particle accretioni.
   </div>
  <div id="menu.615" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.616')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>radius</b>
   </div>
  <div id="menu.616" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.617')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The accretion radius.
   </div>
  <div id="menu.617" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.618')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.618" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.619')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>gamma</b>
   </div>
  <div id="menu.619" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.620')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The rate at which mass is removed from the materials.
   </div>
  <div id="menu.620" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.621')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.621" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.622')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;beta
   </div>
  <div id="menu.622" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.623')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The rate at which tangential momentum is removed. Normal ranges are betwen 0 and &gamma;. Torque-free sinks have &beta;=0.
   </div>
  <div id="menu.623" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.624')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.624" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.625')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.625" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.626')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;initialize
   </div>
  <div id="menu.626" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.627')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Parameters controlling the initialization of this particle
   </div>
  <div id="menu.627" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.628')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;x
   </div>
  <div id="menu.628" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.629')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial X position
   </div>
  <div id="menu.629" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.630')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.630" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.631')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.631" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.632')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;y
   </div>
  <div id="menu.632" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.633')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial Y position
   </div>
  <div id="menu.633" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.634')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.634" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.635')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.635" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.636')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;z
   </div>
  <div id="menu.636" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.637')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial Z position
   </div>
  <div id="menu.637" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.638')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.638" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.639')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.639" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.640')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vx
   </div>
  <div id="menu.640" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.641')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial X velocity
   </div>
  <div id="menu.641" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.642')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.642" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.643')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.643" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.644')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vy
   </div>
  <div id="menu.644" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.645')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial Y velocity
   </div>
  <div id="menu.645" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.646')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.646" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.647')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.647" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.648')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vz
   </div>
  <div id="menu.648" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.649')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial Z velocity
   </div>
  <div id="menu.649" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.650')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.650" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.651')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.651" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.652')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;binary&#35;
   </div>
  <div id="menu.652" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.653')">
    &nbsp;&nbsp;&nbsp;&nbsp;This node either creates or initializes a binary system. If no particles are specified, they will be created. Otherwise, this block will initialize the two specified particles on the specified orbit. Multiple binary systems can be specified as <nbody/binary1>, <nbody/binary2>, etc.
   </div>
  <div id="menu.653" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.654')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;primary
   </div>
  <div id="menu.654" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.655')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the primary particle. This is the number of the <nbody/particle#> block.
   </div>
  <div id="menu.655" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.656')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.656" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.657')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.657" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.658')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;secondary
   </div>
  <div id="menu.658" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.659')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the secondary particle. This is the number of the <nbody/particle#> block.
   </div>
  <div id="menu.659" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.660')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.660" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.661')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.661" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.662')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;mass
   </div>
  <div id="menu.662" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.663')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If set and the particles have been specified, this will renormalize the particle masses so that the total mass is this value. If the particles have not been specified, they will be created with this total mass.
   </div>
  <div id="menu.663" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.664')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.664" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.665')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1.0</em>
   </div>
  <div id="menu.665" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.666')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>a</b>
   </div>
  <div id="menu.666" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.667')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary semi-major axis
   </div>
  <div id="menu.667" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.668')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.668" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.669')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.669" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.670')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;e
   </div>
  <div id="menu.670" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.671')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary eccentricity
   </div>
  <div id="menu.671" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.672')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.672" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.673')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.673" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.674')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;i
   </div>
  <div id="menu.674" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.675')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary inclination.
   </div>
  <div id="menu.675" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.676')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.676" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.677')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.677" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.678')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.678" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.679')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;f
   </div>
  <div id="menu.679" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.680')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary true anomaly.
   </div>
  <div id="menu.680" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.681')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.681" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.682')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.682" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.683')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 180.0</em>
   </div>
  <div id="menu.683" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.684')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;o
   </div>
  <div id="menu.684" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.685')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary argument of pericenter.
   </div>
  <div id="menu.685" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.686')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.686" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.687')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.687" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.688')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.688" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.689')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;O
   </div>
  <div id="menu.689" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.690')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary longitude of ascending node.
   </div>
  <div id="menu.690" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.691')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.691" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.692')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.692" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.693')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.693" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.694')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>q</b>
   </div>
  <div id="menu.694" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.695')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, mass ratio of the binary.
   </div>
  <div id="menu.695" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.696')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.696" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.697')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;radius
   </div>
  <div id="menu.697" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.698')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, particle size. Used for close encounters
   </div>
  <div id="menu.698" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.699')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.699" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.700')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.700" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.701')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.701" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.702')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;couple
   </div>
  <div id="menu.702" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.703')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, couple the particle to the materials.
   </div>
  <div id="menu.703" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.704')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.704" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.705')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.705" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.706')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.706" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.707')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live
   </div>
  <div id="menu.707" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.708')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, have the particle move in response to the materials.
   </div>
  <div id="menu.708" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.709')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.709" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.710')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.710" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.711')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live_after
   </div>
  <div id="menu.711" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.712')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, have the particle go live after this time.
   </div>
  <div id="menu.712" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.713')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.713" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.714')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.714" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.715')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;refine_distance
   </div>
  <div id="menu.715" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.716')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, tag zones that within this distance to the particle for refinement.
   </div>
  <div id="menu.716" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.717')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.717" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.718')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.718" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.719')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.719" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.720')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;rsink
   </div>
  <div id="menu.720" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.721')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, particle sink radius.
   </div>
  <div id="menu.721" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.722')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.722" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.723')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.723" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.724')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.724" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.725')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;beta
   </div>
  <div id="menu.725" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.726')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, sink momentum removal rate.
   </div>
  <div id="menu.726" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.727')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.727" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.728')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.728" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.729')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.729" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.730')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;gamma
   </div>
  <div id="menu.730" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.731')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, sink mass removal rate.
   </div>
  <div id="menu.731" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.732')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.732" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.733')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.733" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.734')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.734" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.735')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;rsoft
   </div>
  <div id="menu.735" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.736')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, particle softening radius.
   </div>
  <div id="menu.736" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.737')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.737" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.738')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.738" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.739')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.739" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.740')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;stype
   </div>
  <div id="menu.740" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.741')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, softening type of the particles. Valid options are none, spline, and plummer
   </div>
  <div id="menu.741" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.742')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.742" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.743')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: spline</em>
   </div>
  <div id="menu.743" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.744')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;x
   </div>
  <div id="menu.744" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.745')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM X position
   </div>
  <div id="menu.745" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.746')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.746" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.747')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.747" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.748')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.748" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.749')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;y
   </div>
  <div id="menu.749" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.750')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Y position
   </div>
  <div id="menu.750" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.751')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.751" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.752')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.752" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.753')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.753" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.754')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;z
   </div>
  <div id="menu.754" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.755')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Z position
   </div>
  <div id="menu.755" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.756')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.756" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.757')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.757" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.758')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.758" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.759')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vx
   </div>
  <div id="menu.759" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.760')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM X velocity
   </div>
  <div id="menu.760" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.761')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.761" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.762')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au yr^-1</em>
   </div>
  <div id="menu.762" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.763')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.763" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.764')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vy
   </div>
  <div id="menu.764" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.765')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Y velocity
   </div>
  <div id="menu.765" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.766')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.766" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.767')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au yr^-1</em>
   </div>
  <div id="menu.767" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.768')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.768" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.769')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vz
   </div>
  <div id="menu.769" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.770')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Z velocity
   </div>
  <div id="menu.770" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.771')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.771" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.772')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au yr^-1</em>
   </div>
  <div id="menu.772" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.773')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.773" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.774')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;triple&#35;
   </div>
  <div id="menu.774" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.775')">
    &nbsp;&nbsp;&nbsp;&nbsp;This node either creates or initializes a triple system. If no particles are specified, they will be created. Otherwise, this block will initialize the three specified particles on the specified inner and outer orbits. Multiple triple systems can be specified as <nbody/triple1>, <nbody/triple2>, etc.
   </div>
  <div id="menu.775" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.776')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;primary
   </div>
  <div id="menu.776" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.777')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the primary particle. This is the number of the <nbody/particle#> block.
   </div>
  <div id="menu.777" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.778')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.778" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.779')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.779" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.780')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;secondary
   </div>
  <div id="menu.780" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.781')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the secondary particle. This is the number of the <nbody/particle#> block.
   </div>
  <div id="menu.781" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.782')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.782" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.783')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.783" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.784')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;tertiary
   </div>
  <div id="menu.784" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.785')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the tertiary particle. This is the number of the <nbody/particle#> block.
   </div>
  <div id="menu.785" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.786')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.786" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.787')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1</em>
   </div>
  <div id="menu.787" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.788')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;mass
   </div>
  <div id="menu.788" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.789')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If set and the particles have been specified,this will renormalize the particle masses so that the total mass is this value. If the particles have not been specified, they will be created with this total mass.
   </div>
  <div id="menu.789" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.790')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.790" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.791')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: Mj</em>
   </div>
  <div id="menu.791" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.792')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -1.0</em>
   </div>
  <div id="menu.792" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.793')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>a</b>
   </div>
  <div id="menu.793" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.794')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inner binary semi-major axis
   </div>
  <div id="menu.794" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.795')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.795" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.796')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.796" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.797')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;e
   </div>
  <div id="menu.797" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.798')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inner binary eccentricity
   </div>
  <div id="menu.798" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.799')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.799" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.800')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.800" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.801')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;i
   </div>
  <div id="menu.801" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.802')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inner binary inclination.
   </div>
  <div id="menu.802" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.803')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.803" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.804')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.804" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.805')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.805" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.806')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;f
   </div>
  <div id="menu.806" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.807')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inner binary true anomaly.
   </div>
  <div id="menu.807" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.808')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.808" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.809')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.809" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.810')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 180.0</em>
   </div>
  <div id="menu.810" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.811')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;o
   </div>
  <div id="menu.811" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.812')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inner binary argument of pericenter.
   </div>
  <div id="menu.812" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.813')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.813" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.814')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.814" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.815')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.815" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.816')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;O
   </div>
  <div id="menu.816" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.817')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Inner binary longitude of ascending node.
   </div>
  <div id="menu.817" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.818')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.818" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.819')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.819" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.820')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.820" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.821')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>ao</b>
   </div>
  <div id="menu.821" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.822')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outer binary semi-major axis
   </div>
  <div id="menu.822" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.823')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.823" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.824')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.824" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.825')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;eo
   </div>
  <div id="menu.825" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.826')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outer binary eccentricity
   </div>
  <div id="menu.826" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.827')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.827" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.828')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.828" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.829')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;io
   </div>
  <div id="menu.829" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.830')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outer binary inclination.
   </div>
  <div id="menu.830" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.831')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.831" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.832')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.832" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.833')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.833" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.834')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;fo
   </div>
  <div id="menu.834" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.835')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outer binary true anomaly.
   </div>
  <div id="menu.835" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.836')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.836" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.837')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.837" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.838')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 180.0</em>
   </div>
  <div id="menu.838" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.839')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;oo
   </div>
  <div id="menu.839" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.840')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outer binary arguemnet of pericenter.
   </div>
  <div id="menu.840" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.841')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.841" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.842')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.842" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.843')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.843" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.844')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;Oo
   </div>
  <div id="menu.844" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.845')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outer binary longitude of ascending node.
   </div>
  <div id="menu.845" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.846')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.846" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.847')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: degrees</em>
   </div>
  <div id="menu.847" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.848')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.848" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.849')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>q</b>
   </div>
  <div id="menu.849" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.850')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, mass ratio of the inner binary.
   </div>
  <div id="menu.850" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.851')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.851" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.852')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>qo</b>
   </div>
  <div id="menu.852" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.853')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, mass ratio of the outer binary.
   </div>
  <div id="menu.853" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.854')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.854" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.855')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;radius
   </div>
  <div id="menu.855" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.856')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, particle size. Used for close encounters
   </div>
  <div id="menu.856" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.857')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.857" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.858')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.858" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.859')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.859" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.860')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;couple
   </div>
  <div id="menu.860" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.861')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, couple the particle to the materials.
   </div>
  <div id="menu.861" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.862')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.862" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.863')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.863" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.864')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live
   </div>
  <div id="menu.864" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.865')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, have the particle move in response to the materials.
   </div>
  <div id="menu.865" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.866')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.866" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.867')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.867" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.868')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live_after
   </div>
  <div id="menu.868" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.869')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, have the particle go live after this time.
   </div>
  <div id="menu.869" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.870')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.870" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.871')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr</em>
   </div>
  <div id="menu.871" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.872')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.872" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.873')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;refine_distance
   </div>
  <div id="menu.873" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.874')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, tag zones that within this distance to the particle for refinement.
   </div>
  <div id="menu.874" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.875')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.875" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.876')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.876" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.877')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.877" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.878')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;rsink
   </div>
  <div id="menu.878" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.879')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, particle sink radius.
   </div>
  <div id="menu.879" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.880')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.880" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.881')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: km</em>
   </div>
  <div id="menu.881" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.882')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.882" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.883')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;beta
   </div>
  <div id="menu.883" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.884')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, sink momentum removal rate.
   </div>
  <div id="menu.884" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.885')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.885" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.886')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.886" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.887')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.887" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.888')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;gamma
   </div>
  <div id="menu.888" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.889')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, sink mass removal rate.
   </div>
  <div id="menu.889" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.890')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.890" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.891')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.891" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.892')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.892" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.893')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;rsoft
   </div>
  <div id="menu.893" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.894')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, particle softening radius.
   </div>
  <div id="menu.894" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.895')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.895" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.896')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: km</em>
   </div>
  <div id="menu.896" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.897')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.897" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.898')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;stype
   </div>
  <div id="menu.898" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.899')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If particles unspecified, softening type of the particles. Valid options are none, spline, and plummer
   </div>
  <div id="menu.899" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.900')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.900" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.901')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: spline</em>
   </div>
  <div id="menu.901" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.902')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;x
   </div>
  <div id="menu.902" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.903')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM X position
   </div>
  <div id="menu.903" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.904')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.904" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.905')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.905" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.906')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.906" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.907')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;y
   </div>
  <div id="menu.907" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.908')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Y position
   </div>
  <div id="menu.908" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.909')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.909" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.910')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.910" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.911')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.911" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.912')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;z
   </div>
  <div id="menu.912" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.913')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Z position
   </div>
  <div id="menu.913" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.914')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.914" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.915')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.915" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.916')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.916" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.917')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vx
   </div>
  <div id="menu.917" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.918')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM X velocity
   </div>
  <div id="menu.918" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.919')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.919" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.920')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au yr^-1</em>
   </div>
  <div id="menu.920" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.921')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.921" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.922')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vy
   </div>
  <div id="menu.922" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.923')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Y velocity
   </div>
  <div id="menu.923" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.924')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.924" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.925')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au yr^-1</em>
   </div>
  <div id="menu.925" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.926')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.926" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.927')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;vz
   </div>
  <div id="menu.927" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.928')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initial COM Z velocity
   </div>
  <div id="menu.928" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.929')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.929" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.930')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au yr^-1</em>
   </div>
  <div id="menu.930" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.931')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.931" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.932')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;system&#35;
   </div>
  <div id="menu.932" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.933')">
    &nbsp;&nbsp;&nbsp;&nbsp;This node creates an N-body system from a file that specifies the masses, positions, and velocities of every particle. Multiple systems can be specified as <nbody/system1>, <nbody/system2>, etc.
   </div>
  <div id="menu.933" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.934')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;couple
   </div>
  <div id="menu.934" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.935')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Couple all particles to the materials.
   </div>
  <div id="menu.935" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.936')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.936" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.937')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.937" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.938')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live
   </div>
  <div id="menu.938" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.939')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;All particles move in response to the materials.
   </div>
  <div id="menu.939" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.940')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.940" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.941')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.941" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.942')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live_after
   </div>
  <div id="menu.942" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.943')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;All particles go live after this time.
   </div>
  <div id="menu.943" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.944')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.944" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.945')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr</em>
   </div>
  <div id="menu.945" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.946')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.946" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.947')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;stype
   </div>
  <div id="menu.947" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.948')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The type of softening applied to all particles. Valid options are none, spline, and plummer.
   </div>
  <div id="menu.948" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.949')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.949" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.950')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: spline</em>
   </div>
  <div id="menu.950" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.951')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>input_file</b>
   </div>
  <div id="menu.951" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.952')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the input file specifying this system. The format of the file should be: mass x y z vx vy vz r-soft r-acc gamma beta target_radius radius.
   </div>
  <div id="menu.952" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.953')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.953" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.954')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;planet&#35;
   </div>
  <div id="menu.954" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.955')">
    &nbsp;&nbsp;&nbsp;&nbsp;This node creates a planetary system from a file that specifies the masses and orbits of any number of planets. The central object is left unspecified and should be added separately. Note that any other input block can be used as the central object, e.g., a particle block, binary block, system block, etc. Note that only single or binary central objects have been tested, though. Multiple planetary systems can be specified as <nbody/system1>, <nbody/system2>, etc.
   </div>
  <div id="menu.955" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.956')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;couple
   </div>
  <div id="menu.956" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.957')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Couple all particles to the materials.
   </div>
  <div id="menu.957" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.958')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.958" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.959')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.959" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.960')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live
   </div>
  <div id="menu.960" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.961')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;All particles move in response to the materials.
   </div>
  <div id="menu.961" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.962')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.962" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.963')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.963" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.964')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;live_after
   </div>
  <div id="menu.964" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.965')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;All particles go live after this time.
   </div>
  <div id="menu.965" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.966')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.966" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.967')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr</em>
   </div>
  <div id="menu.967" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.968')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.968" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.969')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;stype
   </div>
  <div id="menu.969" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.970')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The type of softening applied to all particles. Valid options are none, spline, and plummer.
   </div>
  <div id="menu.970" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.971')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.971" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.972')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: spline</em>
   </div>
  <div id="menu.972" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.973')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>input_file</b>
   </div>
  <div id="menu.973" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.974')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The name of the input file specifying this system. The format of the file should be one particle per line and columns: q a e i f o O r-soft r-acc gamma beta target_radius radius. Note that angle are in degrees.
   </div>
  <div id="menu.974" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.975')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.975" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.976')">
    dust
   </div>
  <div id="menu.976" class="art_hide">

  
  <div class="art_var" onclick="collapse_node('menu.977')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;cfl
   </div>
  <div id="menu.977" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.978')">
    &nbsp;&nbsp;&nbsp;&nbsp;CFL number for the dust
   </div>
  <div id="menu.978" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.979')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.979" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.980')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.8</em>
   </div>
  <div id="menu.980" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.981')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dfloor
   </div>
  <div id="menu.981" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.982')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density floor
   </div>
  <div id="menu.982" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.983')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.983" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.984')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g cm^-3</em>
   </div>
  <div id="menu.984" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.985')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-20</em>
   </div>
  <div id="menu.985" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.986')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;grain_density
   </div>
  <div id="menu.986" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.987')">
    &nbsp;&nbsp;&nbsp;&nbsp;Grain density.
   </div>
  <div id="menu.987" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.988')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.988" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.989')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g cm^-3</em>
   </div>
  <div id="menu.989" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.990')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.0</em>
   </div>
  <div id="menu.990" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.991')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;nspecies
   </div>
  <div id="menu.991" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.992')">
    &nbsp;&nbsp;&nbsp;&nbsp;The number of dust species
   </div>
  <div id="menu.992" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.993')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.993" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.994')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.994" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.995')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;size_input
   </div>
  <div id="menu.995" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.996')">
    &nbsp;&nbsp;&nbsp;&nbsp;How to specify the dust sizes
   </div>
  <div id="menu.996" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.997')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.997" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.998')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: direct</em>
   </div>
  <div id="menu.998" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.999')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;direct
   </div>
  <div id="menu.999" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1000')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Directly specify the size distribution as a comma separated list
   </div>
  <div id="menu.1000" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1001')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;linspace
   </div>
  <div id="menu.1001" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1002')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Grains are distributed uniformly from a minimum size to a maximum size.
   </div>
  <div id="menu.1002" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1003')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;logspace
   </div>
  <div id="menu.1003" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1004')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Grains are distributed uniformly in log space from a minimum size to a maximum size.
   </div>
  <div id="menu.1004" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1005')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;file
   </div>
  <div id="menu.1005" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1006')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Grains are provided in a specified input file.
   </div>
  <div id="menu.1006" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1007')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>min_size</b>
   </div>
  <div id="menu.1007" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1008')">
    &nbsp;&nbsp;&nbsp;&nbsp;Minimum dust size. For use with size_input=linspace or logspace.
   </div>
  <div id="menu.1008" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1009')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1009" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1010')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1010" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1011')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>max_size</b>
   </div>
  <div id="menu.1011" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1012')">
    &nbsp;&nbsp;&nbsp;&nbsp;Maximum dust size. For use with size_input=linspace or logspace.
   </div>
  <div id="menu.1012" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1013')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1013" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1014')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1014" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1015')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>size_file</b>
   </div>
  <div id="menu.1015" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1016')">
    &nbsp;&nbsp;&nbsp;&nbsp;Text file that lists the dust sizes. For use with size_input=file.
   </div>
  <div id="menu.1016" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1017')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1017" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1018')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;scr_level
   </div>
  <div id="menu.1018" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1019')">
    &nbsp;&nbsp;&nbsp;&nbsp;Gas scratch memory level
   </div>
  <div id="menu.1019" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1020')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.1020" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1021')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.1021" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1022')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;reconstruct
   </div>
  <div id="menu.1022" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1023')">
    &nbsp;&nbsp;&nbsp;&nbsp;Reconstruction option.
   </div>
  <div id="menu.1023" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1024')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1024" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1025')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: plm</em>
   </div>
  <div id="menu.1025" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1026')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;pcm
   </div>
  <div id="menu.1026" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1027')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piecewise Constant
   </div>
  <div id="menu.1027" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1028')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;plm
   </div>
  <div id="menu.1028" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1029')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piecewise Linear
   </div>
  <div id="menu.1029" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1030')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ppm
   </div>
  <div id="menu.1030" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1031')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piecewise Parabolic
   </div>
  <div id="menu.1031" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1032')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;riemann
   </div>
  <div id="menu.1032" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1033')">
    &nbsp;&nbsp;&nbsp;&nbsp;Riemann solver option.
   </div>
  <div id="menu.1033" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1034')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1034" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1035')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: hlle</em>
   </div>
  <div id="menu.1035" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1036')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;llf
   </div>
  <div id="menu.1036" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1037')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;LLF
   </div>
  <div id="menu.1037" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1038')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;hlle
   </div>
  <div id="menu.1038" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1039')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;HLLE
   </div>
  <div id="menu.1039" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1040')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;damping
   </div>
  <div id="menu.1040" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1041')">
    &nbsp;&nbsp;&nbsp;&nbsp;Apply a drag force to the material that lowers the normal velocity to the boundary.
   </div>
  <div id="menu.1041" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1042')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;inner_x(1,2,3)
   </div>
  <div id="menu.1042" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1043')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The end of the inner damping layer in the X(1,2,3)-direction
   </div>
  <div id="menu.1043" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1044')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1044" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1045')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.1045" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1046')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.1046" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1047')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;outer_x(1,2,3)
   </div>
  <div id="menu.1047" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1048')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The beginning of the outer damping layer in the X(1,2,3)-direction
   </div>
  <div id="menu.1048" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1049')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1049" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1050')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.1050" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1051')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.1051" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1052')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;inner_x(1,2,3)_rate
   </div>
  <div id="menu.1052" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1053')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The inner damping rate.
   </div>
  <div id="menu.1053" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1054')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1054" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1055')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.1055" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1056')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1056" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1057')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;outer_x(1,2,3)_rate
   </div>
  <div id="menu.1057" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1058')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The outer damping rate.
   </div>
  <div id="menu.1058" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1059')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1059" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1060')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.1060" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1061')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1061" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1062')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;stopping_time
   </div>
  <div id="menu.1062" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1063')">
    &nbsp;&nbsp;&nbsp;&nbsp;Dust stopping time model.
   </div>
  <div id="menu.1063" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1064')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>type</b>
   </div>
  <div id="menu.1064" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1065')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;What stopping time model to use
   </div>
  <div id="menu.1065" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1066')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1066" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1067')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;constant
   </div>
  <div id="menu.1067" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1068')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constant stopping times
   </div>
  <div id="menu.1068" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1069')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;stokes
   </div>
  <div id="menu.1069" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1070')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Stopping times between the gas and dust fluid are in the Stokes regime
   </div>
  <div id="menu.1070" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1071')">
    gas
   </div>
  <div id="menu.1071" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1072')">
    Top level gas package
   </div>
  <div id="menu.1072" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1073')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;eos
   </div>
  <div id="menu.1073" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1074')">
    &nbsp;&nbsp;&nbsp;&nbsp;Choice of gas EOS
   </div>
  <div id="menu.1074" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1075')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1075" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1076')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: ideal</em>
   </div>
  <div id="menu.1076" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1077')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ideal
   </div>
  <div id="menu.1077" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1078')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ideal EOS
   </div>
  <div id="menu.1078" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1079')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;gamma
   </div>
  <div id="menu.1079" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1080')">
    &nbsp;&nbsp;&nbsp;&nbsp;Adiabatic index for ideal EOS
   </div>
  <div id="menu.1080" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1081')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1081" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1082')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 5/3</em>
   </div>
  <div id="menu.1082" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1083')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;mu
   </div>
  <div id="menu.1083" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1084')">
    &nbsp;&nbsp;&nbsp;&nbsp;Mean molecular weight for ideal EOS
   </div>
  <div id="menu.1084" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1085')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1085" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1086')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: amu</em>
   </div>
  <div id="menu.1086" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1087')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1.</em>
   </div>
  <div id="menu.1087" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1088')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>cv</b>
   </div>
  <div id="menu.1088" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1089')">
    &nbsp;&nbsp;&nbsp;&nbsp;Optional specific heat for ideal EOS to override mu
   </div>
  <div id="menu.1089" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1090')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1090" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1091')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: erg g^-1 K^-1</em>
   </div>
  <div id="menu.1091" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1092')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;cfl
   </div>
  <div id="menu.1092" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1093')">
    &nbsp;&nbsp;&nbsp;&nbsp;CFL number for the gas
   </div>
  <div id="menu.1093" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1094')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1094" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1095')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.8</em>
   </div>
  <div id="menu.1095" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1096')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dfloor
   </div>
  <div id="menu.1096" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1097')">
    &nbsp;&nbsp;&nbsp;&nbsp;Density floor
   </div>
  <div id="menu.1097" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1098')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1098" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1099')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g cm^-3</em>
   </div>
  <div id="menu.1099" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1100')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-20</em>
   </div>
  <div id="menu.1100" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1101')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;siefloor
   </div>
  <div id="menu.1101" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1102')">
    &nbsp;&nbsp;&nbsp;&nbsp;Specific internal energy floor
   </div>
  <div id="menu.1102" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1103')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1103" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1104')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: erg g^-1</em>
   </div>
  <div id="menu.1104" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1105')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-20</em>
   </div>
  <div id="menu.1105" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1106')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;nspecies
   </div>
  <div id="menu.1106" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1107')">
    &nbsp;&nbsp;&nbsp;&nbsp;The number of gas species
   </div>
  <div id="menu.1107" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1108')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.1108" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1109')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1</em>
   </div>
  <div id="menu.1109" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1110')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;scr_level
   </div>
  <div id="menu.1110" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1111')">
    &nbsp;&nbsp;&nbsp;&nbsp;Gas scratch memory level
   </div>
  <div id="menu.1111" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1112')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.1112" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1113')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0</em>
   </div>
  <div id="menu.1113" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1114')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;de_switch
   </div>
  <div id="menu.1114" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1115')">
    &nbsp;&nbsp;&nbsp;&nbsp;Dual energy switch. When internal energy is less than this fraction of the total energy, use the internal energy.
   </div>
  <div id="menu.1115" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1116')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1116" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1117')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1117" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1118')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;refine_field
   </div>
  <div id="menu.1118" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1119')">
    &nbsp;&nbsp;&nbsp;&nbsp;Which field to refine on. Options are none, density, and pressure
   </div>
  <div id="menu.1119" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1120')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1120" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1121')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: none</em>
   </div>
  <div id="menu.1121" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1122')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>refine_type</b>
   </div>
  <div id="menu.1122" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1123')">
    &nbsp;&nbsp;&nbsp;&nbsp;What property of the field to refine on. Options are gradient or magnitude
   </div>
  <div id="menu.1123" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1124')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1124" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1125')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>refine_thr</b>
   </div>
  <div id="menu.1125" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1126')">
    &nbsp;&nbsp;&nbsp;&nbsp;Threshold for refinement
   </div>
  <div id="menu.1126" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1127')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1127" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1128')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>deref_thr</b>
   </div>
  <div id="menu.1128" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1129')">
    &nbsp;&nbsp;&nbsp;&nbsp;Threshold for derefinement
   </div>
  <div id="menu.1129" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1130')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1130" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1131')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;reconstruct
   </div>
  <div id="menu.1131" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1132')">
    &nbsp;&nbsp;&nbsp;&nbsp;Reconstruction option.
   </div>
  <div id="menu.1132" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1133')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1133" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1134')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: plm</em>
   </div>
  <div id="menu.1134" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1135')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;pcm
   </div>
  <div id="menu.1135" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1136')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piecewise Constant
   </div>
  <div id="menu.1136" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1137')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;plm
   </div>
  <div id="menu.1137" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1138')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piecewise Linear
   </div>
  <div id="menu.1138" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1139')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;ppm
   </div>
  <div id="menu.1139" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1140')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piecewise Parabolic
   </div>
  <div id="menu.1140" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1141')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;riemann
   </div>
  <div id="menu.1141" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1142')">
    &nbsp;&nbsp;&nbsp;&nbsp;Riemann solver option.
   </div>
  <div id="menu.1142" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1143')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1143" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1144')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: hllc</em>
   </div>
  <div id="menu.1144" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1145')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;llf
   </div>
  <div id="menu.1145" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1146')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;LLF
   </div>
  <div id="menu.1146" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1147')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;hlle
   </div>
  <div id="menu.1147" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1148')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;HLLE
   </div>
  <div id="menu.1148" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1149')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;hllc
   </div>
  <div id="menu.1149" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1150')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;HLLC
   </div>
  <div id="menu.1150" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1151')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;damping
   </div>
  <div id="menu.1151" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1152')">
    &nbsp;&nbsp;&nbsp;&nbsp;Apply a drag force to the material that lowers the normal velocity to the boundary.
   </div>
  <div id="menu.1152" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1153')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;inner_x(1,2,3)
   </div>
  <div id="menu.1153" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1154')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The end of the inner damping layer in the X(1,2,3)-direction
   </div>
  <div id="menu.1154" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1155')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1155" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1156')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.1156" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1157')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.1157" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1158')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;outer_x(1,2,3)
   </div>
  <div id="menu.1158" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1159')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The beginning of the outer damping layer in the X(1,2,3)-direction
   </div>
  <div id="menu.1159" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1160')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1160" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1161')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: au</em>
   </div>
  <div id="menu.1161" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1162')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.1162" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1163')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;inner_x(1,2,3)_rate
   </div>
  <div id="menu.1163" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1164')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The inner damping rate.
   </div>
  <div id="menu.1164" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1165')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1165" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1166')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.1166" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1167')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1167" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1168')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;outer_x(1,2,3)_rate
   </div>
  <div id="menu.1168" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1169')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The outer damping rate.
   </div>
  <div id="menu.1169" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1170')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1170" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1171')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: yr^-1</em>
   </div>
  <div id="menu.1171" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1172')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1172" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1173')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>damp_to_visc</b>
   </div>
  <div id="menu.1173" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1174')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Damp the gas to the viscous velocity (if defined).
   </div>
  <div id="menu.1174" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1175')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.1175" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1176')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;viscosity
   </div>
  <div id="menu.1176" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1177')">
    &nbsp;&nbsp;&nbsp;&nbsp;Viscosity models
   </div>
  <div id="menu.1177" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1178')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>type</b>
   </div>
  <div id="menu.1178" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1179')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Viscosity model
   </div>
  <div id="menu.1179" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1180')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1180" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1181')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;alpha
   </div>
  <div id="menu.1181" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1182')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Alpha viscosity
   </div>
  <div id="menu.1182" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1183')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;powerlaw
   </div>
  <div id="menu.1183" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1184')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Powerlaw kinematic viscosity
   </div>
  <div id="menu.1184" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1185')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;averaging
   </div>
  <div id="menu.1185" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1186')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Averaging method for the face diffusion coefficient
   </div>
  <div id="menu.1186" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1187')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1187" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1188')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: arithmetic</em>
   </div>
  <div id="menu.1188" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1189')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;arithmetic
   </div>
  <div id="menu.1189" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1190')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Simple average (L+R)/2
   </div>
  <div id="menu.1190" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1191')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;harmonic
   </div>
  <div id="menu.1191" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1192')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Harmonic average 2*(L*R)/(L+R)
   </div>
  <div id="menu.1192" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1193')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>alpha</b>
   </div>
  <div id="menu.1193" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1194')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Value of alpha
   </div>
  <div id="menu.1194" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1195')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1195" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1196')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>nu</b>
   </div>
  <div id="menu.1196" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1197')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Value of the kinematic shear viscosity
   </div>
  <div id="menu.1197" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1198')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1198" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1199')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm^2 s^-1</em>
   </div>
  <div id="menu.1199" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1200')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>r_exp</b>
   </div>
  <div id="menu.1200" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1201')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Value of the cylindrical powerlaw exponent
   </div>
  <div id="menu.1201" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1202')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1202" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1203')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;eta_bulk
   </div>
  <div id="menu.1203" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1204')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;bulk viscosity multiplier on the shear viscosity
   </div>
  <div id="menu.1204" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1205')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1205" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1206')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1206" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1207')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;conductivity
   </div>
  <div id="menu.1207" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1208')">
    &nbsp;&nbsp;&nbsp;&nbsp;Conductivity models
   </div>
  <div id="menu.1208" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1209')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>type</b>
   </div>
  <div id="menu.1209" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1210')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Conductivity model
   </div>
  <div id="menu.1210" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1211')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1211" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1212')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;conductivity
   </div>
  <div id="menu.1212" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1213')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Powerlaw thermal conductivity
   </div>
  <div id="menu.1213" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1214')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;diffusivity
   </div>
  <div id="menu.1214" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1215')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Powerlaw thermal diffusivity
   </div>
  <div id="menu.1215" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1216')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;averaging
   </div>
  <div id="menu.1216" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1217')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Averaging method for the face diffusion coefficient
   </div>
  <div id="menu.1217" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1218')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1218" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1219')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: arithmetic</em>
   </div>
  <div id="menu.1219" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1220')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;arithmetic
   </div>
  <div id="menu.1220" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1221')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Simple average (L+R)/2
   </div>
  <div id="menu.1221" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1222')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;harmonic
   </div>
  <div id="menu.1222" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1223')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Harmonic average 2*(L*R)/(L+R)
   </div>
  <div id="menu.1223" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1224')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>kappa</b>
   </div>
  <div id="menu.1224" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1225')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Value of thermal diffusivity
   </div>
  <div id="menu.1225" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1226')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1226" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1227')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm^2 s^-1</em>
   </div>
  <div id="menu.1227" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1228')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>cond</b>
   </div>
  <div id="menu.1228" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1229')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Value of heat conductivity
   </div>
  <div id="menu.1229" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1230')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1230" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1231')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: erg cm^-1 s^-1 K^-1</em>
   </div>
  <div id="menu.1231" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1232')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>temp_exp</b>
   </div>
  <div id="menu.1232" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1233')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Temperature powerlaw exponent
   </div>
  <div id="menu.1233" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1234')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1234" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1235')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>T_ref</b>
   </div>
  <div id="menu.1235" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1236')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reference temperature
   </div>
  <div id="menu.1236" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1237')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1237" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1238')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: K</em>
   </div>
  <div id="menu.1238" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1239')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>rho_exp</b>
   </div>
  <div id="menu.1239" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1240')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Density powerlaw exponent
   </div>
  <div id="menu.1240" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1241')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1241" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1242')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>rho_ref</b>
   </div>
  <div id="menu.1242" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1243')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reference density
   </div>
  <div id="menu.1243" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1244')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1244" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1245')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g cm^-3</em>
   </div>
  <div id="menu.1245" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1246')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;opacity/absorption
   </div>
  <div id="menu.1246" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1247')">
    &nbsp;&nbsp;&nbsp;&nbsp;Opacity models
   </div>
  <div id="menu.1247" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1248')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;opacity_model
   </div>
  <div id="menu.1248" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1249')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Opacity model
   </div>
  <div id="menu.1249" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1250')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1250" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1251')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: constant</em>
   </div>
  <div id="menu.1251" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1252')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;constant
   </div>
  <div id="menu.1252" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1253')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constant specific absorption opacity
   </div>
  <div id="menu.1253" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1254')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;shocktube_a
   </div>
  <div id="menu.1254" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1255')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Shocktube A specific absorption opacity (custom units system)
   </div>
  <div id="menu.1255" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1256')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;thermalization
   </div>
  <div id="menu.1256" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1257')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Thermalization specific absorption opacity (custom units system)
   </div>
  <div id="menu.1257" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1258')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;none
   </div>
  <div id="menu.1258" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1259')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Zero specific absorption opacity
   </div>
  <div id="menu.1259" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1260')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;kappa_a
   </div>
  <div id="menu.1260" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1261')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Specific absorption opacity
   </div>
  <div id="menu.1261" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1262')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1262" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1263')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm^2 g^-1 (unless invoking custom opacity model)</em>
   </div>
  <div id="menu.1263" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1264')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1264" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1265')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;coef_kappa_a
   </div>
  <div id="menu.1265" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1266')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Coefficient multiplying opacity power law (when invoked)
   </div>
  <div id="menu.1266" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1267')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1267" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1268')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1268" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1269')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;rho_exp
   </div>
  <div id="menu.1269" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1270')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Exponent of density for opacity power law (when invoked)
   </div>
  <div id="menu.1270" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1271')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1271" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1272')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1272" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1273')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;temp_exp
   </div>
  <div id="menu.1273" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1274')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Exponent of temperature for opacity power law (when invoked)
   </div>
  <div id="menu.1274" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1275')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1275" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1276')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1276" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1277')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;opacity/scattering
   </div>
  <div id="menu.1277" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1278')">
    &nbsp;&nbsp;&nbsp;&nbsp;Scattering models
   </div>
  <div id="menu.1278" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1279')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;scattering_model
   </div>
  <div id="menu.1279" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1280')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Scattering model
   </div>
  <div id="menu.1280" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1281')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1281" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1282')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: none</em>
   </div>
  <div id="menu.1282" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1283')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;constant
   </div>
  <div id="menu.1283" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1284')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constant specific scattering opacity
   </div>
  <div id="menu.1284" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1285')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;none
   </div>
  <div id="menu.1285" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1286')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Zero specific scattering opacity
   </div>
  <div id="menu.1286" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1287')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;kappa_s
   </div>
  <div id="menu.1287" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1288')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Specific scattering opacity
   </div>
  <div id="menu.1288" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1289')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1289" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1290')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm^2 g^-1 (unless invoking custom scattering model)</em>
   </div>
  <div id="menu.1290" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1291')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1291" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1292')">
    cooling
   </div>
  <div id="menu.1292" class="art_hide">

  
  <div class="art_var" onclick="collapse_node('menu.1293')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>type</b>
   </div>
  <div id="menu.1293" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1294')">
    &nbsp;&nbsp;&nbsp;&nbsp;Cooling model
   </div>
  <div id="menu.1294" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1295')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1295" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1296')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;beta
   </div>
  <div id="menu.1296" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1297')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Beta cooling
   </div>
  <div id="menu.1297" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1298')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>beta0</b>
   </div>
  <div id="menu.1298" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1299')">
    &nbsp;&nbsp;&nbsp;&nbsp;beta0
   </div>
  <div id="menu.1299" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1300')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1300" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1301')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;beta_min
   </div>
  <div id="menu.1301" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1302')">
    &nbsp;&nbsp;&nbsp;&nbsp;beta_min
   </div>
  <div id="menu.1302" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1303')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1303" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1304')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 1e-12</em>
   </div>
  <div id="menu.1304" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1305')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;exp_scale
   </div>
  <div id="menu.1305" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1306')">
    &nbsp;&nbsp;&nbsp;&nbsp;escale
   </div>
  <div id="menu.1306" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1307')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1307" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1308')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1308" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1309')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>tref</b>
   </div>
  <div id="menu.1309" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1310')">
    &nbsp;&nbsp;&nbsp;&nbsp;Model for tempetaure profile to cool to.
   </div>
  <div id="menu.1310" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1311')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1311" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1312')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;powerlaw
   </div>
  <div id="menu.1312" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1313')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Powerlaw model: T = Tcyl * R^a  + Tsph * r^b
   </div>
  <div id="menu.1313" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1314')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tfloor
   </div>
  <div id="menu.1314" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1315')">
    &nbsp;&nbsp;&nbsp;&nbsp;Temperature floor.
   </div>
  <div id="menu.1315" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1316')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1316" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1317')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: K</em>
   </div>
  <div id="menu.1317" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1318')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1318" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1319')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tcyl
   </div>
  <div id="menu.1319" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1320')">
    &nbsp;&nbsp;&nbsp;&nbsp;Normalization for cylindrical power law
   </div>
  <div id="menu.1320" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1321')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1321" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1322')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1322" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1323')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;cyl_plaw
   </div>
  <div id="menu.1323" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1324')">
    &nbsp;&nbsp;&nbsp;&nbsp;Power law index for cylindrical power law
   </div>
  <div id="menu.1324" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1325')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1325" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1326')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1326" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1327')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tsph
   </div>
  <div id="menu.1327" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1328')">
    &nbsp;&nbsp;&nbsp;&nbsp;Normalization for spherical power law
   </div>
  <div id="menu.1328" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1329')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1329" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1330')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1330" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1331')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;sph_plaw
   </div>
  <div id="menu.1331" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1332')">
    &nbsp;&nbsp;&nbsp;&nbsp;Power law index for spherical power law
   </div>
  <div id="menu.1332" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1333')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1333" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1334')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1334" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1335')">
    drag
   </div>
  <div id="menu.1335" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1336')">
    Fluid-Fluid drag coupling.
   </div>
  <div id="menu.1336" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1337')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>type</b>
   </div>
  <div id="menu.1337" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1338')">
    &nbsp;&nbsp;&nbsp;&nbsp;What drag model to use.
   </div>
  <div id="menu.1338" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1339')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1339" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1340')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;self
   </div>
  <div id="menu.1340" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1341')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Apply a self-drag force to fluids with damping nodes.
   </div>
  <div id="menu.1341" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1342')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;simple_dust
   </div>
  <div id="menu.1342" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1343')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Couple the dust and gas together assuming the dust only interacts with the first gas species. There is no direct dust-dust coupling, and there can only be one gas species. This also includes self-drag if defined.
   </div>
  <div id="menu.1343" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1344')">
    rotating_frame
   </div>
  <div id="menu.1344" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1345')">
    Rotating frame module. This adds the centrifugal, Coriolis forces, and shearing box forces.
   </div>
  <div id="menu.1345" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1346')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;omega
   </div>
  <div id="menu.1346" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1347')">
    &nbsp;&nbsp;&nbsp;&nbsp;Frame rotation rate. Aligned with z.
   </div>
  <div id="menu.1347" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1348')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1348" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1349')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: radian s^-1</em>
   </div>
  <div id="menu.1349" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1350')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1350" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1351')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;qshear
   </div>
  <div id="menu.1351" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1352')">
    &nbsp;&nbsp;&nbsp;&nbsp;Shear rate of the shearing box. Set to -1.5 for Keplerian shear.
   </div>
  <div id="menu.1352" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1353')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1353" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1354')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1354" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1355')">
    jaybenne
   </div>
  <div id="menu.1355" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1356')">
    Jaybenne specific options
   </div>
  <div id="menu.1356" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1357')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;<b>num_particles</b>
   </div>
  <div id="menu.1357" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1358')">
    &nbsp;&nbsp;&nbsp;&nbsp;Number of particles.
   </div>
  <div id="menu.1358" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1359')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.1359" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1360')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;dt
   </div>
  <div id="menu.1360" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1361')">
    &nbsp;&nbsp;&nbsp;&nbsp;Jaybenne enforced timestep limitation (fixed).
   </div>
  <div id="menu.1361" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1362')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1362" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1363')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: std::numeric_limits<Real>::max()</em>
   </div>
  <div id="menu.1363" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1364')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;min_swarm_occupancy
   </div>
  <div id="menu.1364" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1365')">
    &nbsp;&nbsp;&nbsp;&nbsp;Minimum swarm occupancy (0<=x<=1) below which defrag is triggered.
   </div>
  <div id="menu.1365" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1366')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1366" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1367')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1367" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1368')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;numin
   </div>
  <div id="menu.1368" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1369')">
    &nbsp;&nbsp;&nbsp;&nbsp;Minimum photon frequency (currently unused for gray IMC).
   </div>
  <div id="menu.1369" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1370')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1370" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1371')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: std::numeric_limits<Real>::min()</em>
   </div>
  <div id="menu.1371" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1372')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;numax
   </div>
  <div id="menu.1372" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1373')">
    &nbsp;&nbsp;&nbsp;&nbsp;Maximum photon frequency (currently unused for gray IMC).
   </div>
  <div id="menu.1373" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1374')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1374" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1375')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: std::numeric_limits<Real>::max()</em>
   </div>
  <div id="menu.1375" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1376')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;unique_rank_seeds
   </div>
  <div id="menu.1376" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1377')">
    &nbsp;&nbsp;&nbsp;&nbsp;Invoke different seeds for each MPI rank.
   </div>
  <div id="menu.1377" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1378')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.1378" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1379')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: true</em>
   </div>
  <div id="menu.1379" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1380')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;seed
   </div>
  <div id="menu.1380" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1381')">
    &nbsp;&nbsp;&nbsp;&nbsp;RNG seed (for rank=0 when unique_rank_seeds=true).
   </div>
  <div id="menu.1381" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1382')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.1382" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1383')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 123</em>
   </div>
  <div id="menu.1383" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1384')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;max_transport_iterations
   </div>
  <div id="menu.1384" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1385')">
    &nbsp;&nbsp;&nbsp;&nbsp;Maximum number of iterations for transport.
   </div>
  <div id="menu.1385" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1386')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: int</em>
   </div>
  <div id="menu.1386" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1387')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 10000</em>
   </div>
  <div id="menu.1387" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1388')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;use_ddmc
   </div>
  <div id="menu.1388" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1389')">
    &nbsp;&nbsp;&nbsp;&nbsp;Enables DDMC.
   </div>
  <div id="menu.1389" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1390')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.1390" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1391')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: false</em>
   </div>
  <div id="menu.1391" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1392')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tau_ddmc
   </div>
  <div id="menu.1392" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1393')">
    &nbsp;&nbsp;&nbsp;&nbsp;Optical depth threshold for DDMC.
   </div>
  <div id="menu.1393" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1394')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1394" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1395')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 5.0</em>
   </div>
  <div id="menu.1395" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1396')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;source_strategy
   </div>
  <div id="menu.1396" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1397')">
    &nbsp;&nbsp;&nbsp;&nbsp;Method of sourcing for particles.
   </div>
  <div id="menu.1397" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1398')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: string</em>
   </div>
  <div id="menu.1398" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1399')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: uniform</em>
   </div>
  <div id="menu.1399" class="art_show">

  
  <div class="art_opt" onclick="collapse_node('menu.1400')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;uniform
   </div>
  <div id="menu.1400" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1401')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Uniform sampling/sourcing.
   </div>
  <div id="menu.1401" class="art_show">

  </div>
  </div>
  
  <div class="art_opt" onclick="collapse_node('menu.1402')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;-&nbsp;energy
   </div>
  <div id="menu.1402" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1403')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Energy-based sampling/sourcing.
   </div>
  <div id="menu.1403" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1404')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;do_emission
   </div>
  <div id="menu.1404" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1405')">
    &nbsp;&nbsp;&nbsp;&nbsp;Enables thermal emission physics.
   </div>
  <div id="menu.1405" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1406')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.1406" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1407')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: True</em>
   </div>
  <div id="menu.1407" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1408')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;do_feedback
   </div>
  <div id="menu.1408" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1409')">
    &nbsp;&nbsp;&nbsp;&nbsp;Radiation affects host fluid fields.
   </div>
  <div id="menu.1409" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1410')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: bool</em>
   </div>
  <div id="menu.1410" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1411')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: True</em>
   </div>
  <div id="menu.1411" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1412')">
    gravity
   </div>
  <div id="menu.1412" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1413')">
    External gravitational sources
   </div>
  <div id="menu.1413" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1414')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tstart
   </div>
  <div id="menu.1414" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1415')">
    &nbsp;&nbsp;&nbsp;&nbsp;When to turn gravity on.
   </div>
  <div id="menu.1415" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1416')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1416" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1417')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: s</em>
   </div>
  <div id="menu.1417" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1418')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: -&infin;</em>
   </div>
  <div id="menu.1418" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1419')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;tstop
   </div>
  <div id="menu.1419" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1420')">
    &nbsp;&nbsp;&nbsp;&nbsp;When to turn gravity off.
   </div>
  <div id="menu.1420" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1421')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1421" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1422')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Units: s</em>
   </div>
  <div id="menu.1422" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1423')">
    &nbsp;&nbsp;&nbsp;&nbsp;<em>Default: &infin;</em>
   </div>
  <div id="menu.1423" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1424')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;uniform
   </div>
  <div id="menu.1424" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1425')">
    &nbsp;&nbsp;&nbsp;&nbsp;Uniform gravitational acceleration
   </div>
  <div id="menu.1425" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1426')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>gx(1,2,3)</b>
   </div>
  <div id="menu.1426" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1427')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Uniform gravity: acceleration in the x(1,2,3)-dir.
   </div>
  <div id="menu.1427" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1428')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1428" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1429')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm s^-2</em>
   </div>
  <div id="menu.1429" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1430')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;point
   </div>
  <div id="menu.1430" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1431')">
    &nbsp;&nbsp;&nbsp;&nbsp;Point mass gravity.
   </div>
  <div id="menu.1431" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1432')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>mass</b>
   </div>
  <div id="menu.1432" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1433')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mass of the body
   </div>
  <div id="menu.1433" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1434')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1434" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1435')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g</em>
   </div>
  <div id="menu.1435" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1436')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;soft
   </div>
  <div id="menu.1436" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1437')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Plummer softening radius of the body
   </div>
  <div id="menu.1437" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1438')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1438" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1439')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1439" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1440')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1440" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1441')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;sink
   </div>
  <div id="menu.1441" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1442')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Accretion radius of the body. Material inside this distance to the point is gradually removed
   </div>
  <div id="menu.1442" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1443')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1443" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1444')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1444" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1445')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1445" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1446')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;sink_rate
   </div>
  <div id="menu.1446" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1447')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mass removal rate.
   </div>
  <div id="menu.1447" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1448')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1448" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1449')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: s^-1</em>
   </div>
  <div id="menu.1449" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1450')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1450" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1451')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;x
   </div>
  <div id="menu.1451" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1452')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;X position
   </div>
  <div id="menu.1452" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1453')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1453" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1454')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1454" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1455')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1455" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1456')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;y
   </div>
  <div id="menu.1456" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1457')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Y position
   </div>
  <div id="menu.1457" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1458')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1458" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1459')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1459" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1460')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1460" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1461')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;z
   </div>
  <div id="menu.1461" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1462')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Z position
   </div>
  <div id="menu.1462" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1463')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1463" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1464')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1464" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1465')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1465" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1466')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;binary
   </div>
  <div id="menu.1466" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1467')">
    &nbsp;&nbsp;&nbsp;&nbsp;Binary mass gravity.
   </div>
  <div id="menu.1467" class="art_show">

  
  <div class="art_var" onclick="collapse_node('menu.1468')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>mass</b>
   </div>
  <div id="menu.1468" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1469')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Total mass of the binary
   </div>
  <div id="menu.1469" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1470')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1470" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1471')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: g</em>
   </div>
  <div id="menu.1471" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1472')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;soft(1,2)
   </div>
  <div id="menu.1472" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1473')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Plummer softening radius of the primary/secondary
   </div>
  <div id="menu.1473" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1474')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1474" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1475')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1475" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1476')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1476" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1477')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;sink(1,2)
   </div>
  <div id="menu.1477" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1478')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Accretion radius of the primary/secondary. Material inside this distance to the point is gradually removed
   </div>
  <div id="menu.1478" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1479')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1479" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1480')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1480" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1481')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1481" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1482')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;sink_rate(1,2)
   </div>
  <div id="menu.1482" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1483')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mass removal rate of the primary/secondary.
   </div>
  <div id="menu.1483" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1484')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1484" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1485')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: s^-1</em>
   </div>
  <div id="menu.1485" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1486')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1486" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1487')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;x
   </div>
  <div id="menu.1487" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1488')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;X position of the center of mass
   </div>
  <div id="menu.1488" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1489')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1489" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1490')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1490" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1491')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1491" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1492')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;y
   </div>
  <div id="menu.1492" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1493')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Y position of the center of mass
   </div>
  <div id="menu.1493" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1494')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1494" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1495')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1495" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1496')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1496" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1497')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;z
   </div>
  <div id="menu.1497" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1498')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Z position of the center of mass
   </div>
  <div id="menu.1498" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1499')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1499" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1500')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1500" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1501')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1501" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1502')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>q</b>
   </div>
  <div id="menu.1502" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1503')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary mass ratio
   </div>
  <div id="menu.1503" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1504')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1504" class="art_show">

  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1505')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;<b>a</b>
   </div>
  <div id="menu.1505" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1506')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary semi-major axis
   </div>
  <div id="menu.1506" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1507')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1507" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1508')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: cm</em>
   </div>
  <div id="menu.1508" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1509')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;e
   </div>
  <div id="menu.1509" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1510')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary eccentricity
   </div>
  <div id="menu.1510" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1511')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1511" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1512')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1512" class="art_show">

  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1513')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;i
   </div>
  <div id="menu.1513" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1514')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary inclination (deg).
   </div>
  <div id="menu.1514" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1515')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1515" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1516')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: deg</em>
   </div>
  <div id="menu.1516" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1517')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1517" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1518')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;omega
   </div>
  <div id="menu.1518" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1519')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary argument of pericenter (deg).
   </div>
  <div id="menu.1519" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1520')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1520" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1521')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: deg</em>
   </div>
  <div id="menu.1521" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1522')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1522" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1523')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;Omega
   </div>
  <div id="menu.1523" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1524')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary longitude of ascending node (deg).
   </div>
  <div id="menu.1524" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1525')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1525" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1526')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: deg</em>
   </div>
  <div id="menu.1526" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1527')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1527" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_var" onclick="collapse_node('menu.1528')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;&nbsp;f
   </div>
  <div id="menu.1528" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1529')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Binary true anomaly.
   </div>
  <div id="menu.1529" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1530')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Type: Real</em>
   </div>
  <div id="menu.1530" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1531')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Units: deg</em>
   </div>
  <div id="menu.1531" class="art_show">

  
  <div class="art_type" onclick="collapse_node('menu.1532')">
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>Default: 0.0</em>
   </div>
  <div id="menu.1532" class="art_show">

  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  </div>
  
  <div class="art_node" onclick="collapse_node('menu.1533')">
    |&nbsp;&nbsp;.&nbsp;&nbsp;nbody
   </div>
  <div id="menu.1533" class="art_hide">

  
  <div class="art_desc" onclick="collapse_node('menu.1534')">
    &nbsp;&nbsp;&nbsp;&nbsp;N-body gravity. Requires an <nbody> node to specify the system.
   </div>
  <div id="menu.1534" class="art_show">

  </div>
  </div>
  </div>
  </div>