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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E40">Th42</font></span>: <a NAME="T43"><span class="comment"><font color="firebrick">:: DICKSON:43</font></span><br/></a><div class="add"> <a href="dickson.html#K10" title="DICKSON:func.10">NATOrd</a>  <a href="relat_2.html#R1" title="RELAT_2:pred.1">is_reflexive_in</a>  <a href="numbers.html#NK1" title="NUMBERS:NK.1">NAT</a>  ;<br/></div></div>
