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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E4">Th4</font></span>: <a NAME="T4"><span class="comment"><font color="firebrick">:: MMLQUERY:4</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">L</font> being   <a href="mmlquery.html#NM1" title="MMLQUERY:NM.1">List</a> of <font color="Olive" title="b1">X</font><br/>  for <font color="Olive" title="b3">O</font> being   <a href="mmlquery.html#NM2" title="MMLQUERY:NM.2">Operation</a> of <font color="Olive" title="b1">X</font> holds  <font color="Olive" title="b2">L</font> <a href="mmlquery.html#K4" title="MMLQUERY:func.4">WHERE</a> <font color="Olive" title="b3">O</font> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a> <font color="Olive" title="b2">L</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="mmlquery.html#T3" target="_self" onmouseover="rs('mmlquery/T3')" onmouseout="rh()">Th3</a></span>;<br/></div></div>
