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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E17">PEPIN31</font></span>: <a NAME="T30"><span class="comment"><font color="firebrick">:: NEWTON05:30</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">a</font>, <font color="Olive" title="b2">b</font> being   non  <a href="ordinal1.html#V8" title="ORDINAL1:attr.8">zero</a>  <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a> holds <br/> (  <a href="newton05.html#K3" title="NEWTON05:func.3">Parity</a> <font color="Olive" title="b1">a</font> <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a>  <a href="newton05.html#K3" title="NEWTON05:func.3">Parity</a> <font color="Olive" title="b2">b</font> iff  <a href="newton05.html#K3" title="NEWTON05:func.3">Parity</a> <font color="Olive" title="b2">b</font> <a href="xxreal_0.html#NR2" title="XXREAL_0:NR.2">&gt;=</a>  <a href="newton05.html#K3" title="NEWTON05:func.3">Parity</a> <font color="Olive" title="b1">a</font> )</div></div>
