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

<a NAME="E1:79_1_1"/>
 <a href="orders_2.html#G1">RelStr</a>(# <font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font> #) is   <a href="altcat_1.html#NM1">object</a> of <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="waybel34.html#K5" target="_self">-SUP_category</a> </span>)</span>
 
<b>by </b><i><a class="txt" href="waybel34.html#E2:79"><i><font color="Green">E50</font></i></a>, <a class="ref" href="waybel34.html#D5" target="_self">Def5</a></i>;<br/>
<b>then reconsider </b><font color="Maroon">c<sub>5</sub></font> =  <a href="orders_2.html#G1">RelStr</a>(# <font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font> #) as   <a href="altcat_1.html#NM1">object</a> of <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="waybel34.html#K9" target="_self">-SUP(SO)_category</a> </span>)</span> <b>by </b><i><a class="ref" href="waybel34.html#D11" target="_self">Def11</a></i>;<br/>
<a NAME="E3:79_1_1"/>
<font color="Maroon">c<sub>5</sub></font> <a href="hidden.html#R1">=</a>  <a href="yellow21.html#K4">latt</a> <font color="Maroon">c<sub>5</sub></font>
 
;<br/>
<a NAME="E4:79_1_1"/><b>then </b><i><font color="Green">E51</font></i>: 
ex <font color="Olive">b<sub>1</sub></font> being  <a href="altcat_1.html#NM1">object</a> of <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="waybel34.html#K9" target="_self">-SUP(SO)_category</a> </span>)</span> st <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">b<sub>1</sub></font>]
 
;<br/>
<b>thus </b><a NAME="E5:79_1_1"/>
ex <font color="Olive">b<sub>1</sub></font> being non <a href="struct_0.html#V3">empty</a> <a href="altcat_1.html#V6">strict</a> <a href="altcat_2.html#V2">full</a> <a href="altcat_2.html#NM2">subcategory</a> of <font color="Maroon">c<sub>1</sub></font> <a href="waybel34.html#K9" target="_self">-SUP(SO)_category</a>  st <br/>for <font color="Olive">b<sub>2</sub></font> being  <a href="altcat_1.html#NM1">object</a> of <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="waybel34.html#K9" target="_self">-SUP(SO)_category</a> </span>)</span> holds <br/>( <font color="Olive">b<sub>2</sub></font> is   <a href="altcat_1.html#NM1">object</a> of <font color="Olive">b<sub>1</sub></font> iff <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">b<sub>2</sub></font>] )
 <b>from </b><i><a class="ref" href="yellow20.html#S2">YELLOW20:sch 2</a>(<a class="txt" href="waybel34.html#E4:79_1_1"><i><font color="Green">E51</font></i></a>);</i><br/>


</div>
