<?xml version="1.0"?>
<div class="add">

<b>reconsider </b><font color="Maroon">f</font> = <font color="Maroon">Y</font> <a href="margrel1.html#K1">--&gt;</a> <a href="margrel1.html#K7">FALSE</a>  as   <a href="funct_2.html#NM1">Function</a> of <font color="Maroon">Y</font>, <a href="margrel1.html#K6">BOOLEAN</a>  ;<br/>
<b>reconsider </b><font color="Maroon">f</font> = <font color="Maroon">f</font> as    <a href="fraenkel.html#M2">Element</a> of  <a href="fraenkel.html#K1">Funcs</a> <font color="Maroon">Y</font>,<a href="margrel1.html#K6">BOOLEAN</a>  ;<br/>
<b>take </b>
<font color="Maroon">f</font>
;<br/>

<b>let </b><font color="Maroon">x</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">Y</font>;<br/>

<b>thus </b><a NAME="E3:16_1_1"/>
<font color="Maroon">f</font> <a href="funct_2.html#K3">.</a> <font color="Maroon">x</font> <a href="hidden.html#R1">=</a>  <a href="margrel1.html#K7">FALSE</a> 
 <b>by </b><i><a class="ref" href="funcop_1.html#T13">FUNCOP_1:13</a></i>;<br/>


</div>
