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<div><span class="kw">theorem </span><a NAME="T27"><span class="comment"><font color="firebrick">:: NUMBERS:27</font></span><br/></a><div class="add"> <a href="numbers.html#NK1" title="NUMBERS:NK.1">NAT</a>  <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a>  <a href="numbers.html#K4" title="NUMBERS:func.4">INT</a>  <span class="kw">by</span> <span class="lab"><a class="ref" href="numbers.html#T7" target="_self" onmouseover="rs('numbers/T7')" onmouseout="rh()">Th7</a></span>;<br/></div></div>
