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<title>ATC: fix_modify AtC mesh create_faceset</title>
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<h1><a class="anchor" name="man_mesh_faceset">fix_modify AtC mesh create_faceset</a></h1><h2><a class="anchor" name="syntax">
syntax</a></h2>
fix_modify AtC create_faceset &lt;id&gt; &lt;xmin&gt; &lt;xmax&gt; &lt;ymin&gt; &lt;ymax&gt; &lt;zmin&gt; &lt;zmax&gt; &lt;in|out&gt; [units]<ul>
<li>&lt;id&gt; = id to assign to the collection of FE faces</li><li>&lt;xmin&gt; &lt;xmax&gt; &lt;ymin&gt; &lt;ymax&gt; &lt;zmin&gt; &lt;zmax&gt; = coordinates of the bounding box that is coincident with the desired FE faces</li><li>&lt;in|out&gt; = "in" gives inner faces to the box, "out" gives the outer faces to the box</li><li>units = option to specify real as opposed to lattice units </li></ul>
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examples</a></h2>
<code> fix_modify AtC mesh create_faceset obndy -4.0 4.0 -12 12 -12 12 out </code> <h2><a class="anchor" name="description">
description</a></h2>
Command to assign an id to a set of FE faces to be used subsequently in defining flux boundary conditions. <h2><a class="anchor" name="restrictions">
restrictions</a></h2>
Only viable for rectangular grids. Also "INF" is not currrently handled. <h2><a class="anchor" name="related">
related</a></h2>
<h2><a class="anchor" name="default">
default</a></h2>
The default option is units = lattice. <hr size="1"><address style="align: right;"><small>Generated on Mon Aug 17 09:35:16 2009 for ATC by&nbsp;
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