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<?xml version="1.0" encoding="UTF-8"?>
<simulation xmds-version="2">
<name>diffusion_win</name>
<author>Andy Ferris</author>
<description>
Simple one-dimensional diffusion with a pointless second dimension thrown in for fun. Windows version.
</description>
<features>
<!--<benchmark /> -->
<error_check />
<bing />
<fftw plan="exhaustive"/>
</features>
<geometry>
<propagation_dimension> t </propagation_dimension>
<transverse_dimensions>
<dimension name="x" lattice="32" domain="(-10.0, 10.0)" />
<dimension name="y" lattice="128" domain="(-1.0, 1.0)" />
</transverse_dimensions>
</geometry>
<vector name="main" initial_basis="x y" type="complex">
<components>
phi
</components>
<initialisation>
<![CDATA[
phi = exp(-y*y);
]]>
</initialisation>
</vector>
<sequence>
<integrate algorithm="ARK45" interval="10.0" steps="2400" tolerance="1e-5">
<samples>24</samples>
<operators>
<operator kind="ip" basis="x ky">
<operator_names>L</operator_names>
<![CDATA[
L = -0.02*ky*ky;
]]>
</operator>
<integration_vectors>main</integration_vectors>
<![CDATA[
dphi_dt = L[phi];
]]>
</operators>
</integrate>
</sequence>
<output format="ascii" filename="diffusion.xsil">
<sampling_group basis="x(0) y" initial_sample="yes">
<moments>dens</moments>
<dependencies>main</dependencies>
<![CDATA[
dens = mod2(phi);
]]>
</sampling_group>
</output>
</simulation>
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