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<b>take </b>
<font color="Maroon">c<sub>4</sub></font>
;<br/>

<b>thus </b><a NAME="E1:10_1_1"/>
( <font color="Maroon">c<sub>4</sub></font> is <a href="collsp.html#V1" target="_self">strict</a> &amp; <font color="Maroon">c<sub>4</sub></font> is <a href="collsp.html#V2" target="_self">reflexive</a> &amp; <font color="Maroon">c<sub>4</sub></font> is <a href="collsp.html#V3" target="_self">transitive</a> )
 <b>by </b><i><a class="ref" href="collsp.html#D3" target="_self">Def3</a>, <a class="ref" href="collsp.html#D4" target="_self">Def4</a>, <a class="txt" href="collsp.html#E10"><i><font color="Green">Lemma6</font></i></a></i>;<br/>


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