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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E23">Th25</font></span>: <a NAME="T26"><span class="comment"><font color="firebrick">:: CARD_FIN:26</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">F</font> being   <a href="funct_1.html#NM1" title="FUNCT_1:NM.1">Function</a><br/>  for <font color="Olive" title="b2">y</font> being    <a href="hidden.html#M1" title="HIDDEN:mode.1">object</a>  holds   <a href="card_fin.html#K2" title="CARD_FIN:func.2">Intersection</a> (<font color="Olive" title="b1">F</font>,<a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>,<font color="Olive" title="b2">y</font>) <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="tarski.html#K3" title="TARSKI:func.3">union</a> <span class="p1">(<span class="default"><a href="xtuple_0.html#K10" title="XTUPLE_0:func.10">rng</a> <font color="Olive" title="b1">F</font></span>)</span></div></div>
