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<font color="Maroon" title="c1">C</font>,<font color="Maroon" title="c1">C</font> <a href="yellow18.html#K1" title="YELLOW18:func.1">opp</a>  <a href="yellow18.html#R2" title="YELLOW18:pred.2">are_opposite</a> 
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="yellow18.html#D4" target="_self" title="YELLOW18:def.4">Def4</a></span>;<br/>
<span class="kw">hence </span><a NAME="E2:33_1_1"/>
<font color="Maroon" title="c1">C</font> <a href="yellow18.html#K1" title="YELLOW18:func.1">opp</a>  is  <a href="altcat_1.html#V11" title="ALTCAT_1:attr.11">associative</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="yellow18.html#T11" target="_self" title="YELLOW18:th.11">Th12</a></span>; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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