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<head><title>meet -- meet operation in intersection lattice</title>
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<div><h1>meet -- meet operation in intersection lattice</h1>
<div class="single"><h2>Synopsis</h2>
<ul><li><div class="list"><dl class="element"><dt class="heading">Usage: </dt><dd class="value"><div><tt>meet(F,G)</tt></div>
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<li><div class="single">Inputs:<ul><li><span><tt>F</tt>, <span>an <a href="___Flat.html">intersection of hyperplane(s)</a></span>, a flat</span></li>
<li><span><tt>G</tt>, <span>an <a href="___Flat.html">intersection of hyperplane(s)</a></span>, another flat from the same arrangement</span></li>
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<li><div class="single">Outputs:<ul><li><span><tt>H</tt>, <span>an <a href="___Flat.html">intersection of hyperplane(s)</a></span>, the flat of greatest codimension that is contained in both <tt>F</tt> and <tt>G</tt>. If one identifies flats with subspaces, this is the Minkowski sum of subspaces <tt>F</tt> and <tt>G</tt>.</span></li>
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<div class="single"><h2>Description</h2>
<div>The operator <a href="___Flat_sp^_sp__Flat.html" title="meet operation in intersection lattice">Flat ^ Flat</a> can be used as a synonym.</div>
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<div class="waystouse"><h2>Ways to use <tt>meet</tt> :</h2>
<ul><li>meet(Flat,Flat)</li>
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