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<a NAME="E1:33_1_1"/>
 <a href="partfun1.html#K6" title="PARTFUN1:func.6">id</a> the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c2">S1</font>, <a href="partfun1.html#K6" title="PARTFUN1:func.6">id</a> the <a href="struct_0.html#U4" title="STRUCT_0:sel.4">carrier'</a> of <font color="Maroon" title="c2">S1</font> <a href="pua2mss1.html#R3" title="PUA2MSS1:pred.3">form_morphism_between</a> <font color="Maroon" title="c2">S1</font>,<font color="Maroon" title="c1">S2</font>
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="instalg1.html#D2" target="_self" title="INSTALG1:def.2">Def2</a></span>;<br/>
<span class="kw">hence </span><a NAME="E2:33_1_1"/>
<font color="Maroon" title="c3">A</font> <a href="instalg1.html#K2" title="INSTALG1:func.2">|</a> <font color="Maroon" title="c2">S1</font> is  <a href="msualg_1.html#V4" title="MSUALG_1:attr.4">non-empty</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="instalg1.html#T23" target="_self" title="INSTALG1:th.23">Th23</a></span>; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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