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<a NAME="E1:20_1_1"/>
 <a href="oposet_1.html#K1" title="OPOSET_1:func.1">{}</a> <font color="Maroon" title="c1">X</font>,<font color="Maroon" title="c1">X</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a> 
 
;<br/>
<span class="kw">hence </span><a NAME="E2:20_1_1"/>
 ex <font color="Olive">b<sub>1</sub></font> being  <a href="relset_1.html#NM2" title="RELSET_1:NM.2">Relation</a> of <font color="Maroon" title="c1">X</font> st <br/>( <font color="Olive">b<sub>1</sub></font> is  <a href="relat_2.html#V2" title="RELAT_2:attr.2">irreflexive</a>  &amp; <font color="Olive">b<sub>1</sub></font> is  <a href="relat_2.html#V5" title="RELAT_2:attr.5">asymmetric</a>  &amp; <font color="Olive">b<sub>1</sub></font> is  <a href="relat_2.html#V8" title="RELAT_2:attr.8">transitive</a>  )
 ; <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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