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<div><span class="kw">theorem </span><a NAME="T22"><span class="comment"><font color="firebrick">:: NAT_2:22</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">n</font> being   <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a> holds <br/> ( <font color="Olive" title="b1">n</font> is  <a href="abian.html#NV2" title="ABIAN:NV.2">odd</a>  iff <font color="Olive" title="b1">n</font> <a href="int_1.html#K5" title="INT_1:func.5">mod</a> 2 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 1 )</div></div>
