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

<b>thus </b><a NAME="E1:25_1_1"/>
( <font color="Maroon" title="c2">a</font> <a href="abian.html#R1" title="ABIAN:pred.1">is_a_fixpoint_of</a> <font color="Maroon" title="c3">f</font> implies <font color="Maroon" title="c2">a</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">f</font> <a href="funct_2.html#K3" title="FUNCT_2:func.3">.</a> <font color="Maroon" title="c2">a</font> )
 <b>by </b><i><a class="ref" href="abian.html#D3" target="_self" title="ABIAN:def.3">Def3</a></i>;<br/>

<b>assume </b><a NAME="E2:25_1_1"/><i><font color="Green" title="E6">A1</font></i>: 
<font color="Maroon" title="c2">a</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">f</font> <a href="funct_2.html#K3" title="FUNCT_2:func.3">.</a> <font color="Maroon" title="c2">a</font>
 ;<br/>

<a NAME="E3:25_1_1"/>
<font color="Maroon" title="c2">a</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a> <font color="Maroon" title="c1">A</font>
 
;<br/>
<b>hence </b><a NAME="E4:25_1_1"/>
<font color="Maroon" title="c2">a</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K1" title="RELAT_1:func.1">dom</a> <font color="Maroon" title="c3">f</font>
 <b>by </b><i><a class="ref" href="funct_2.html#T67" title="FUNCT_2:th.67">FUNCT_2:67</a></i>; <i><font color="Red">:: according to </font></i><a class="ref" href="abian.html#D3" target="_self" title="ABIAN:def.3">ABIAN:def 3</a><br/>

<b>thus </b><a NAME="E5:25_1_1"/>
<font color="Maroon" title="c2">a</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">f</font> <a href="funct_2.html#K3" title="FUNCT_2:func.3">.</a> <font color="Maroon" title="c2">a</font>
 <b>by </b><i><a class="txt" href="abian.html#E2:25_1_1"><i><font color="Green" title="E6">A1</font></i></a></i>;<br/>


</div>
