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<b>consider </b><font color="Maroon">c<sub>2</sub></font> being  <a href="msualg_1.html#V5">non-empty</a> <a href="osalg_1.html#NM5">OSAlgebra</a> of <font color="Maroon">c<sub>1</sub></font>;<br/>
<b>reconsider </b><font color="Maroon">c<sub>3</sub></font> = the <a href="msualg_1.html#U4">Sorts</a> of <font color="Maroon">c<sub>2</sub></font> as  <a href="relat_1.html#V2">V5</a> <a href="struct_0.html#NM9">ManySortedSet</a> of <font color="Maroon">c<sub>1</sub></font> ;<br/>
<b>take </b>
 <a href="osafree.html#K16" target="_self">FreeOSA</a> <font color="Maroon">c<sub>3</sub></font>
;<br/>

<b>thus </b><a NAME="E3:84_1_1"/>
(  <a href="osafree.html#K16" target="_self">FreeOSA</a> <font color="Maroon">c<sub>3</sub></font> is <a href="osafree.html#V2" target="_self">osfree</a> &amp;  <a href="osafree.html#K16" target="_self">FreeOSA</a> <font color="Maroon">c<sub>3</sub></font> is <a href="msualg_1.html#V4">strict</a> )
 <b>by </b><i><a class="ref" href="osafree.html#T40" target="_self">Th40</a></i>;<br/>


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