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<div><span class="kw">theorem </span><a NAME="T89"><span class="comment"><font color="firebrick">:: NUMBER15:89</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">a</font>, <font color="Olive" title="b2">x</font>, <font color="Olive" title="b3">y</font> being   <a href="xcmplx_0.html#NM1" title="XCMPLX_0:NM.1">Complex</a> holds <br/> ( <span class="p1">(<span class="default"><font color="Olive" title="b2">x</font> <a href="newton.html#K1" title="NEWTON:func.1">|^</a> 1</span>)</span> <a href="xcmplx_0.html#K6" title="XCMPLX_0:func.6">-</a> <span class="p1">(<span class="default"><font color="Olive" title="b3">y</font> <a href="newton.html#K1" title="NEWTON:func.1">|^</a> 1</span>)</span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b1">a</font> iff <font color="Olive" title="b2">x</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b1">a</font> <a href="xcmplx_0.html#K2" title="XCMPLX_0:func.2">+</a> <font color="Olive" title="b3">y</font> ) ;<br/></div></div>
