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<b>let </b><font color="Maroon">ND</font> be  non <a href="xboole_0.html#V1">empty</a>  <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">y1</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">ND</font>;<br/><b>let </b><font color="Maroon">y2</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">ND</font>;<br/><b>let </b><font color="Maroon">y3</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">ND</font>;<br/><b>let </b><font color="Maroon">y4</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">ND</font>;<br/><b>let </b><font color="Maroon">y5</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">ND</font>;<br/>











<b>set </b><font color="Maroon">s</font> = <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span>;<br/>
<b>set </b><font color="Maroon">i5</font> = <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span>;<br/>
<a NAME="E1:96"/>
(  <a href="finseq_1.html#K4">dom</a> <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="hidden.html#R1">=</a> <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="funct_1.html#K1">.</a> 1 <a href="hidden.html#R1">=</a> <font color="Maroon">y1</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="funct_1.html#K1">.</a> 2 <a href="hidden.html#R1">=</a> <font color="Maroon">y2</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="funct_1.html#K1">.</a> 3 <a href="hidden.html#R1">=</a> <font color="Maroon">y3</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="funct_1.html#K1">.</a> 4 <a href="hidden.html#R1">=</a> <font color="Maroon">y4</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="funct_1.html#K1">.</a> 5 <a href="hidden.html#R1">=</a> <font color="Maroon">y5</font> &amp; 1 <a href="hidden.html#R2">in</a> <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span> &amp; 2 <a href="hidden.html#R2">in</a> <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span> &amp; 3 <a href="hidden.html#R2">in</a> <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span> &amp; 4 <a href="hidden.html#R2">in</a> <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span> &amp; 5 <a href="hidden.html#R2">in</a> <span class="p1"><a href="enumset1.html#K3">{</a><span class="default">1,2,3,4,5</span><a href="enumset1.html#K3">}</a></span> )
 
<b>by </b><i><a class="ref" href="finseq_4.html#T11" target="_self">Th11</a>, <a class="ref" href="finseq_4.html#D3" target="_self">Def3</a>, <a class="ref" href="finseq_3.html#T3">FINSEQ_3:3</a></i>;<br/>
<b>hence </b><a NAME="E2:96"/>
( <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="finseq_4.html#K4" target="_self">/.</a> 1 <a href="hidden.html#R1">=</a> <font color="Maroon">y1</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="finseq_4.html#K4" target="_self">/.</a> 2 <a href="hidden.html#R1">=</a> <font color="Maroon">y2</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="finseq_4.html#K4" target="_self">/.</a> 3 <a href="hidden.html#R1">=</a> <font color="Maroon">y3</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="finseq_4.html#K4" target="_self">/.</a> 4 <a href="hidden.html#R1">=</a> <font color="Maroon">y4</font> &amp; <span class="p1"><a href="finseq_4.html#K11" target="_self">&lt;*</a><span class="default"><font color="Maroon">y1</font>,<font color="Maroon">y2</font>,<font color="Maroon">y3</font>,<font color="Maroon">y4</font>,<font color="Maroon">y5</font></span><a href="finseq_4.html#K11" target="_self">*&gt;</a></span> <a href="finseq_4.html#K4" target="_self">/.</a> 5 <a href="hidden.html#R1">=</a> <font color="Maroon">y5</font> )
 <b>by </b><i/>;<br/>


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