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<div><span class="kw">theorem </span><a NAME="T18"><span class="comment"><font color="firebrick">:: PEPIN:18</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">n</font> being   <a href="ordinal1.html#NM6" title="ORDINAL1:NM.6">Nat</a>  st <font color="Olive" title="b1">n</font> <a href="xxreal_0.html#NR4" title="XXREAL_0:NR.4">&gt;</a>  <a href="numbers.html#K5" title="NUMBERS:func.5">0</a>  holds <br/>2 <a href="power.html#K2" title="POWER:func.2">to_power</a> <font color="Olive" title="b1">n</font> is  <a href="abian.html#V1" title="ABIAN:attr.1">even</a> </div></div>
