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<div><span class="kw">theorem </span><a NAME="T81"><span class="comment"><font color="firebrick">:: PRE_POLY:81</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">b</font> being   <a href="pre_poly.html#NM2" title="PRE_POLY:NM.2">bag</a> of <font color="Olive" title="b1">X</font>  st  <a href="pre_poly.html#K13" title="PRE_POLY:func.13">support</a> <font color="Olive" title="b2">b</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  holds <br/><font color="Olive" title="b2">b</font> <a href="pboole.html#R6" title="PBOOLE:pred.6">=</a>  <a href="pre_poly.html#K16" title="PRE_POLY:func.16">EmptyBag</a> <font color="Olive" title="b1">X</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="pre_poly.html#D7" target="_self" onmouseover="rs('pre_poly/D7')" onmouseout="rh()">Def7</a></span>;<br/></div></div>
