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<a NAME="E1:4_1_1"/>
<font color="Maroon">F</font> <a href="funcop_1.html#K6">.:</a> <font color="Maroon">f</font>,<font color="Maroon">g</font> <a href="hidden.html#R2">in</a>  <a href="fraenkel.html#K1">Funcs</a> <font color="Maroon">Z</font>,<font color="Maroon">X</font>
 
<b>by </b><i><a class="ref" href="funct_2.html#T11">FUNCT_2:11</a></i>;<br/>
<b>hence </b><a NAME="E2:4_1_1"/>
<font color="Maroon">F</font> <a href="funcop_1.html#K3">.:</a> <font color="Maroon">f</font>,<font color="Maroon">g</font> is    <a href="fraenkel.html#M2">Element</a> of  <a href="fraenkel.html#K1">Funcs</a> <font color="Maroon">Z</font>,<font color="Maroon">X</font>
 ;<br/>


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