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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E79">Th74</font></span>: <a NAME="T74"><span class="comment"><font color="firebrick">:: NUMBER15:74</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">n</font> being   <a href="xxreal_0.html#V2" title="XXREAL_0:attr.2">positive</a>  <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a> holds <br/> ( ( <font color="Olive" title="b1">n</font> <a href="xxreal_0.html#R1" title="XXREAL_0:pred.1">&lt;=</a> 7 or <font color="Olive" title="b1">n</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a> <span class="p1"><a href="domain_1.html#K9" title="DOMAIN_1:func.9">{</a><span class="default">9,10,12,15</span><a href="domain_1.html#K9" title="DOMAIN_1:func.9">}</a></span> ) iff  for <font color="Olive" title="b2">x</font>, <font color="Olive" title="b3">y</font> being   <a href="xxreal_0.html#V2" title="XXREAL_0:attr.2">positive</a>  <a href="int_1.html#NM1" title="INT_1:NM.1">Integer</a>  holds  not <span class="p1">(<span class="default">3 <a href="xcmplx_0.html#K3" title="XCMPLX_0:func.3">*</a> <font color="Olive" title="b2">x</font></span>)</span> <a href="xcmplx_0.html#K2" title="XCMPLX_0:func.2">+</a> <span class="p1">(<span class="default">5 <a href="xcmplx_0.html#K3" title="XCMPLX_0:func.3">*</a> <font color="Olive" title="b3">y</font></span>)</span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b1">n</font> )</div></div>
