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<div><span class="kw">theorem </span><a NAME="T3"><span class="comment"><font color="firebrick">:: ZFREFLE1:3</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">M</font> being   non  <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>   <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">F1</font>, <font color="Olive" title="b3">F2</font> being   <a href="subset_1.html#NM2" title="SUBSET_1:NM.2">Subset</a> of <a href="zf_lang.html#K8" title="ZF_LANG:func.8">WFF</a>  st <font color="Olive" title="b1">M</font> <a href="zfrefle1.html#R1" title="ZFREFLE1:pred.1">|=</a> <font color="Olive" title="b2">F1</font> &amp; <font color="Olive" title="b1">M</font> <a href="zfrefle1.html#R1" title="ZFREFLE1:pred.1">|=</a> <font color="Olive" title="b3">F2</font> holds <br/><font color="Olive" title="b1">M</font> <a href="zfrefle1.html#R1" title="ZFREFLE1:pred.1">|=</a> <font color="Olive" title="b2">F1</font> <a href="subset_1.html#K4" title="SUBSET_1:func.4">\/</a> <font color="Olive" title="b3">F2</font></div></div>
