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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E7">Th12</font></span>: <a NAME="T12"><span class="comment"><font color="firebrick">:: E_SIEC:12</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">N</font> being   <a href="e_siec.html#NM2" title="E_SIEC:NM.2">e_net</a> holds   <a href="sysrel.html#K1" title="SYSREL:func.1">CL</a>  the <a href="e_siec.html#U1" title="E_SIEC:sel.1">entrance</a> of <font color="Olive" title="b1">N</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="sysrel.html#K1" title="SYSREL:func.1">CL</a>  the <a href="e_siec.html#U2" title="E_SIEC:sel.2">escape</a> of <font color="Olive" title="b1">N</font></div></div>
