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<b>let </b><font color="Maroon" title="c3">A</font> be    <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of  <a href="substlat.html#K1" title="SUBSTLAT:func.1">SubstitutionSet</a> <font color="Maroon" title="c1">V</font>,<font color="Maroon" title="c2">C</font>;<br/>

<a NAME="E1:10_1_1"/>
<font color="Maroon" title="c3">A</font> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a>  <a href="partfun1.html#K4" title="PARTFUN1:func.4">PFuncs</a> <font color="Maroon" title="c1">V</font>,<font color="Maroon" title="c2">C</font>
 
<b>by </b><i><a class="ref" href="finsub_1.html#D5" title="FINSUB_1:def.5">FINSUB_1:def 5</a></i>;<br/>
<b>hence </b><a NAME="E2:10_1_1"/>
<font color="Maroon" title="c3">A</font> is <a href="fraenkel.html#V1" title="FRAENKEL:attr.1">functional</a>
 <b>by </b><i><a class="ref" href="fraenkel.html#T17" title="FRAENKEL:th.17">FRAENKEL:17</a></i>;<br/>


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