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<b>set </b><font color="Maroon">X</font> = <span class="p1">(<span class="default"><a href="relat_1.html#K1">dom</a> <font color="Maroon">f</font></span>)</span> <a href="subset_1.html#K6">\</a> <span class="p1">(<span class="default"><font color="Maroon">f</font> <a href="relat_1.html#K10">"</a> <span class="p2"><a href="tarski.html#K1">{</a><span class="default"><a href="supinf_2.html#K1">0.</a> </span><a href="tarski.html#K1">}</a></span></span>)</span>;<br/>
<b>thus </b><a NAME="E1:16_1_2"/>
for <font color="Olive">F</font>, <font color="Olive">G</font> being  <a href="partfun1.html#NM1">PartFunc</a> of <font color="Maroon">C</font>, <a href="numbers.html#K6">ExtREAL</a>   st  <a href="relat_1.html#K1">dom</a> <font color="Olive">F</font> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><a href="relat_1.html#K1">dom</a> <font color="Maroon">f</font></span>)</span> <a href="subset_1.html#K6">\</a> <span class="p1">(<span class="default"><font color="Maroon">f</font> <a href="relat_1.html#K10">"</a> <span class="p2"><a href="tarski.html#K1">{</a><span class="default"><a href="supinf_2.html#K1">0.</a> </span><a href="tarski.html#K1">}</a></span></span>)</span> &amp; ( for <font color="Olive">c</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">C</font>  st <font color="Olive">c</font> <a href="hidden.html#R2">in</a>  <a href="relat_1.html#K1">dom</a> <font color="Olive">F</font> holds <br/><font color="Olive">F</font> <a href="mesfunc1.html#K4" target="_self">.</a> <font color="Olive">c</font> <a href="hidden.html#R1">=</a> <font color="Maroon">H<sub>1</sub></font>(<font color="Olive">c</font>) ) &amp;  <a href="relat_1.html#K1">dom</a> <font color="Olive">G</font> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><a href="relat_1.html#K1">dom</a> <font color="Maroon">f</font></span>)</span> <a href="subset_1.html#K6">\</a> <span class="p1">(<span class="default"><font color="Maroon">f</font> <a href="relat_1.html#K10">"</a> <span class="p2"><a href="tarski.html#K1">{</a><span class="default"><a href="supinf_2.html#K1">0.</a> </span><a href="tarski.html#K1">}</a></span></span>)</span> &amp; ( for <font color="Olive">c</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">C</font>  st <font color="Olive">c</font> <a href="hidden.html#R2">in</a>  <a href="relat_1.html#K1">dom</a> <font color="Olive">G</font> holds <br/><font color="Olive">G</font> <a href="mesfunc1.html#K4" target="_self">.</a> <font color="Olive">c</font> <a href="hidden.html#R1">=</a> <font color="Maroon">H<sub>1</sub></font>(<font color="Olive">c</font>) ) holds <br/><font color="Olive">F</font> <a href="hidden.html#R1">=</a> <font color="Olive">G</font>
 <b>from </b><i><a class="ref" href="seq_1.html#S4">SEQ_1:sch 4</a>();</i><br/>


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