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

<b>let </b><font color="Maroon">W</font> be   <a href="classes2.html#NM1">Universe</a>;<br/><b>let </b><font color="Maroon">A1</font> be    <a href="ordinal4.html#M1" target="_self">Ordinal</a> of <font color="Maroon">W</font>;<br/><b>let </b><font color="Maroon">phi</font> be    <a href="ordinal4.html#M2" target="_self">Ordinal-Sequence</a> of <font color="Maroon">W</font>;<br/>





<a NAME="E1:48"/>
( <font color="Maroon">A1</font> <a href="hidden.html#R2">in</a> <font color="Maroon">W</font> &amp;  <a href="relat_1.html#K1">dom</a> <font color="Maroon">phi</font> <a href="hidden.html#R1">=</a>  <a href="ordinal1.html#K3">On</a> <font color="Maroon">W</font> )
 
<b>by </b><i>, </i>;<br/>
<b>hence </b><a NAME="E2:48"/>
<font color="Maroon">A1</font> <a href="hidden.html#R2">in</a>  <a href="relat_1.html#K1">dom</a> <font color="Maroon">phi</font>
 <b>by </b><i><a class="ref" href="ordinal1.html#D10">ORDINAL1:def 10</a></i>;<br/>


</div>
