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

<b>set </b><font color="Maroon">c<sub>1</sub></font> = <a href="xboole_0.html#K1">{}</a>  <a href="funcop_1.html#K2">--&gt;</a> 0;<br/>
<a NAME="E1:22"/><i><font color="Green">E13</font></i>: 
(  <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><a href="xboole_0.html#K1">{}</a>  <a href="funcop_1.html#K2">--&gt;</a> 0</span>)</span> <a href="hidden.html#R1">=</a>  <a href="xboole_0.html#K1">{}</a>  &amp; ( for <font color="Olive">b<sub>1</sub></font> being   <a href="hidden.html#M1">set</a>  st <font color="Olive">b<sub>1</sub></font> <a href="hidden.html#R2">in</a>  <a href="xboole_0.html#K1">{}</a>  holds <br/><span class="p1">(<span class="default"><a href="xboole_0.html#K1">{}</a>  <a href="funcop_1.html#K2">--&gt;</a> 0</span>)</span> <a href="funct_1.html#K1">.</a> <font color="Olive">b<sub>1</sub></font> <a href="hidden.html#R1">=</a> 0 ) )
 
;<br/>
<b>thus </b><a NAME="E2:22"/>
 <a href="xboole_0.html#K1">{}</a>  is   <a href="finseq_1.html#NM1">FinSequence</a>
 <b>by </b><i><a class="txt" href="finseq_1.html#E1:22"><i><font color="Green">E13</font></i></a>, <a class="ref" href="finseq_1.html#D2" target="_self">Def2</a>, <a class="ref" href="finseq_1.html#T4" target="_self">Th4</a></i>;<br/>


</div>
