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<div><span class="kw">theorem </span><a NAME="T50"><span class="comment"><font color="firebrick">:: CLASSES5:50</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">U</font> being   <a href="classes2.html#NM1" title="CLASSES2:NM.1">Universe</a><br/>  for <font color="Olive" title="b2">x</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>  holds  <span class="p1"><a href="tarski.html#K1" title="TARSKI:func.1">{</a><span class="default"><font color="Olive" title="b2">x</font></span><a href="tarski.html#K1" title="TARSKI:func.1">}</a></span> is <font color="Olive" title="b1">U</font> <a href="classes5.html#V4" title="CLASSES5:attr.4">-petit</a> </div></div>
