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<a NAME="E1:37_1_1"/>
<span class="p1"><a href="substut1.html#K25">[</a><span class="default"><font color="Maroon">S</font>,<font color="Maroon">x</font></span><a href="substut1.html#K25">]</a></span> <a href="substut1.html#K22">`1</a>  <a href="hidden.html#R1">=</a> <font color="Maroon">S</font>
 
<b>by </b><i><a class="ref" href="mcart_1.html#T7">MCART_1:7</a></i>;<br/>
<b>hence </b><a NAME="E2:37_1_1"/>
<span class="p1"><a href="tarski.html#K4">[</a><span class="default"><font color="Maroon">S</font>,<font color="Maroon">x</font></span><a href="tarski.html#K4">]</a></span> is  <a href="sublemma.html#V1" target="_self">CQC-WFF-like</a>  <a href="subset_1.html#M1">Element</a> of <span class="p1"><a href="zfmisc_1.html#K2">[:</a><span class="default"><a href="substut1.html#K16">QC-Sub-WFF</a> ,<a href="qc_lang1.html#K2">bound_QC-variables</a> </span><a href="zfmisc_1.html#K2">:]</a></span>
 <b>by </b><i/>;<br/>


</div>
