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<div><span class="kw">theorem </span><a NAME="T27"><span class="comment"><font color="firebrick">:: NAT_6:27</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">a</font> being   <a href="int_1.html#V1" title="INT_1:attr.1">integer</a>   <a href="ordinal1.html#NM2" title="ORDINAL1:NM.2">number</a>  holds   <a href="nat_6.html#NK3" title="NAT_6:NK.3">Leg</a> (<font color="Olive" title="b1">a</font>,2) <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b1">a</font> <a href="int_1.html#K5" title="INT_1:func.5">mod</a> 2</div></div>
