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<b>thus </b><a NAME="E1:29_1_1"/>
the <a href="msualg_1.html#U4" target="_self">Sorts</a> of <span class="p1">(<span class="default"><a href="msualg_1.html#K10" target="_self">MSAlg</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> 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" target="_self">MSUALG_1:def 8</a><br/>


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