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<div><span class="kw">theorem </span><a NAME="T1"><span class="comment"><font color="firebrick">:: TOPREALC:1</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being   <a href="zfmisc_1.html#V1" title="ZFMISC_1:attr.1">trivial</a>   <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">Y</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>   st <font color="Olive" title="b1">X</font>,<font color="Olive" title="b2">Y</font> <a href="tarski.html#R3" title="TARSKI:pred.3">are_equipotent</a>  holds <br/><font color="Olive" title="b2">Y</font> is  <a href="zfmisc_1.html#V1" title="ZFMISC_1:attr.1">trivial</a> </div></div>
