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<b>let </b><font color="Maroon">X</font> be    <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">fs</font> be    <a href="finseq_1.html#M2">FinSequence</a> of <font color="Maroon">X</font>;<br/><b>let </b><font color="Maroon">fss</font> be    <a href="graph_2.html#M1" target="_self">FinSubsequence</a> of <font color="Maroon">fs</font>;<br/>





<a NAME="E1:38"/>
<font color="Maroon">fss</font> <a href="tarski.html#R1">c=</a> <font color="Maroon">fs</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E2:38"/>
(  <a href="relat_1.html#K1">dom</a> <font color="Maroon">fss</font> <a href="tarski.html#R1">c=</a>  <a href="finseq_1.html#K4">dom</a> <font color="Maroon">fs</font> &amp;  <a href="relat_1.html#K2">rng</a> <font color="Maroon">fss</font> <a href="tarski.html#R1">c=</a>  <a href="relat_1.html#K2">rng</a> <font color="Maroon">fs</font> )
 <b>by </b><i><a class="ref" href="relat_1.html#T25">RELAT_1:25</a></i>;<br/>


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