<?xml version="1.0"?>
<div><span class="kw">theorem </span><a NAME="T21"><span class="comment"><font color="firebrick">:: WAYBEL15:21</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">L</font> being   <a href="waybel_1.html#V11" title="WAYBEL_1:attr.11">Boolean</a>  <a href="waybel_0.html#NM8" title="WAYBEL_0:NM.8">LATTICE</a> holds   <a href="waybel15.html#K1" title="WAYBEL15:func.1">ATOM</a> <font color="Olive" title="b1">L</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1">(<span class="default"><a href="waybel_6.html#K3" title="WAYBEL_6:func.3">PRIME</a> <span class="p2">(<span class="default"><font color="Olive" title="b1">L</font> <a href="yellow_7.html#NK1" title="YELLOW_7:NK.1">opp</a></span>)</span></span>)</span> <a href="subset_1.html#K7" title="SUBSET_1:func.7">\</a> <span class="p1"><a href="domain_1.html#K6" title="DOMAIN_1:func.6">{</a><span class="default"><span class="p2">(<span class="default"><a href="yellow_0.html#K3" title="YELLOW_0:func.3">Bottom</a> <font color="Olive" title="b1">L</font></span>)</span></span><a href="domain_1.html#K6" title="DOMAIN_1:func.6">}</a></span></div></div>
