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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E18">Th12</font></span>: <a NAME="T12"><span class="comment"><font color="firebrick">:: NUMBER13:12</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">k</font> being   <a href="ordinal1.html#NM6" title="ORDINAL1:NM.6">Nat</a><br/>  for <font color="Olive" title="b2">p</font> being   <a href="int_2.html#NM1" title="INT_2:NM.1">Prime</a> holds <br/> ( <font color="Olive" title="b2">p</font> <a href="xxreal_0.html#NR3" title="XXREAL_0:NR.3">&lt;</a>  <a href="newton.html#K10" title="NEWTON:func.10">primenumber</a> <font color="Olive" title="b1">k</font> iff  <a href="number10.html#K3" title="NUMBER10:func.3">primeindex</a> <font color="Olive" title="b2">p</font> <a href="xxreal_0.html#NR3" title="XXREAL_0:NR.3">&lt;</a> <font color="Olive" title="b1">k</font> )</div></div>
