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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E14">Th15</font></span>: <a NAME="T15"><span class="comment"><font color="firebrick">:: NAT_6:15</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">x</font> being   <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a>  holds <br/>( <font color="Olive" title="b1">x</font> <a href="newton.html#K1" title="NEWTON:func.1">|^</a> 2, <a href="numbers.html#K5" title="NUMBERS:func.5">0</a>  <a href="int_1.html#R2" title="INT_1:pred.2">are_congruent_mod</a> 3 or <font color="Olive" title="b1">x</font> <a href="newton.html#K1" title="NEWTON:func.1">|^</a> 2,1 <a href="int_1.html#R2" title="INT_1:pred.2">are_congruent_mod</a> 3 )</div></div>
