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<b>let </b><font color="Maroon">r</font> be  <a href="xreal_0.html#V1">real</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/>

<b>thus </b><font color="Maroon">r</font> <a href="xcmplx_0.html#K2">+</a> <span class="p1">(<span class="default"><a href="complex1.html#K18">abs</a> <font color="Maroon">r</font></span>)</span> = 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="rfunct_3.html#K2" target="_self">max+</a> <font color="Maroon">r</font></span>)</span> <a href="real_1.html#K5">-</a> <span class="p2">(<span class="default"><a href="rfunct_3.html#K3" target="_self">max-</a> <font color="Maroon">r</font></span>)</span></span>)</span> <a href="real_1.html#K3">+</a> <span class="p1">(<span class="default"><a href="complex1.html#K18">abs</a> <font color="Maroon">r</font></span>)</span>
<b>by </b><i/>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="rfunct_3.html#K2" target="_self">max+</a> <font color="Maroon">r</font></span>)</span> <a href="real_1.html#K5">-</a> <span class="p2">(<span class="default"><a href="rfunct_3.html#K3" target="_self">max-</a> <font color="Maroon">r</font></span>)</span></span>)</span> <a href="real_1.html#K3">+</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="rfunct_3.html#K2" target="_self">max+</a> <font color="Maroon">r</font></span>)</span> <a href="real_1.html#K3">+</a> <span class="p2">(<span class="default"><a href="rfunct_3.html#K3" target="_self">max-</a> <font color="Maroon">r</font></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
2 <a href="real_1.html#K4">*</a> <span class="p1">(<span class="default"><a href="rfunct_3.html#K2" target="_self">max+</a> <font color="Maroon">r</font></span>)</span>

;<br/>


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