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<a NAME="E1:62_1_1"/>
 <a href="relat_1.html#NK2" title="RELAT_1:NK.2">dom</a> <font color="Maroon" title="c4">C</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">I</font>
 
<b>by </b><i><a class="ref" href="pboole.html#D3" title="PBOOLE:def.3">PBOOLE:def 3</a></i>;<br/>
<a NAME="E2:62_1_1"/><b>then </b>
<font color="Maroon" title="c4">C</font> <a href="pcs_0.html#K6" title="PCS_0:func.6">.</a> <font color="Maroon" title="c5">i</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c4">C</font>
 
<b>by </b><i><a class="ref" href="funct_1.html#T12" title="FUNCT_1:th.12">FUNCT_1:12</a></i>;<br/>
<b>hence </b><a NAME="E3:62_1_1"/>
<font color="Maroon" title="c4">C</font> <a href="pcs_0.html#K6" title="PCS_0:func.6">.</a> <font color="Maroon" title="c5">i</font> is  <a href="pcs_0.html#V5" title="PCS_0:attr.5">pcs-tol-irreflexive</a>  <a href="pcs_0.html#L1" title="PCS_0:struct.1">TolStr</a> 
 <b>by </b><i><a class="ref" href="pcs_0.html#D17" target="_self" title="PCS_0:def.17">Def17</a></i>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


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