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

<b>thus </b><a NAME="E1:80_1_1"/>
the <a href="msualg_1.html#U4">Sorts</a> of <a href="closure2.html#G1" target="_self">ClosureStr</a>(# <font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font> #) is <a href="relat_1.html#V2">non-empty</a>
 ; <i><font color="Red">:: according to </font></i><a class="ref" href="msualg_1.html#D8">MSUALG_1:def 8</a><br/>


</div>
