<?xml version="1.0"?>
<div>:: <span class="kw">deftheorem </span>   defines <a href="modal_1.html#K13" title="MODAL_1:func.13">?</a> <a onclick="hs(this)" href="javascript:()">MODAL_1:def 11 : <br/></a><span> for <font color="Olive" title="b1">A</font> being   <a href="modal_1.html#NM3" title="MODAL_1:NM.3">MP-wff</a> holds   <a href="modal_1.html#K13" title="MODAL_1:func.13">?</a> <font color="Olive" title="b1">A</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="modal_1.html#K10" title="MODAL_1:func.10">'not'</a> <span class="p1">(<span class="default"><a href="modal_1.html#K11" title="MODAL_1:func.11">(#)</a> <span class="p2">(<span class="default"><a href="modal_1.html#K10" title="MODAL_1:func.10">'not'</a> <font color="Olive" title="b1">A</font></span>)</span></span>)</span>;<br/></span></div>
