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<b>consider </b><font color="Maroon">A</font> being   <a href="ordinal1.html#NM2">Ordinal</a>;<br/>
<b>defpred </b><font color="Maroon">S<sub>1</sub></font>[  <a href="ordinal1.html#NM2">Ordinal</a>] <b>means </b><font color="Maroon">a<sub>1</sub></font>,<font color="Maroon">A</font> <a href="wellord2.html#R2">are_equipotent</a> ;<br/>
<a NAME="E2:3_1_1"/><i><font color="Green">E33</font></i>: 
 ex <font color="Olive">A</font> being  <a href="ordinal1.html#NM2">Ordinal</a> st <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">A</font>]
 
;<br/>
<b>consider </b><font color="Maroon">B</font> being   <a href="ordinal1.html#NM2">Ordinal</a><b> such that </b><br/><a NAME="E4:3_1_1"/><i><font color="Green">E34</font></i>: 
( <font color="Maroon">S<sub>1</sub></font>[<font color="Maroon">B</font>] &amp; ( for <font color="Olive">C</font> being  <a href="ordinal1.html#NM2">Ordinal</a>  st <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">C</font>] holds <br/><font color="Maroon">B</font> <a href="ordinal1.html#R1">c=</a> <font color="Olive">C</font> ) )
 <b>from </b><i><a class="ref" href="ordinal1.html#S1">ORDINAL1:sch 1</a>();<br/></i>
<b>reconsider </b><font color="Maroon">IT</font> = <font color="Maroon">B</font> as    <a href="hidden.html#M1">set</a>  ;<br/>
<b>take </b>
<font color="Maroon">IT</font>
;<br/>

<b>take </b>
<font color="Maroon">B</font>
; <i><font color="Red">:: according to </font></i><a class="ref" href="card_1.html#D1" target="_self">CARD_1:def 1</a><br/>

<b>thus </b><a NAME="E6:3_1_1"/>
<font color="Maroon">IT</font> <a href="hidden.html#R1">=</a> <font color="Maroon">B</font>
 ;<br/>

<b>let </b><font color="Maroon">C</font> be   <a href="ordinal1.html#NM2">Ordinal</a>;<br/>

<b>assume </b><a NAME="E7:3_1_1"/>
<font color="Maroon">C</font>,<font color="Maroon">B</font> <a href="wellord2.html#R2">are_equipotent</a> 
 ;<br/>

<a NAME="E8:3_1_1"/><b>then </b>
<font color="Maroon">C</font>,<font color="Maroon">A</font> <a href="wellord2.html#R2">are_equipotent</a> 
 
<b>by </b><i>, <a class="ref" href="wellord2.html#T22">WELLORD2:22</a></i>;<br/>
<b>hence </b><a NAME="E9:3_1_1"/>
<font color="Maroon">B</font> <a href="ordinal1.html#R1">c=</a> <font color="Maroon">C</font>
 <b>by </b><i/>;<br/>


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