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<b>let </b><font color="Maroon" title="c1">n</font> be    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="numbers.html#K5" title="NUMBERS:func.5">NAT</a> ;<br/>

<b>thus </b> <a href="complsp1.html#K15" title="COMPLSP1:func.15">abs</a> <span class="p1">(<span class="default"><a href="complsp1.html#K11" title="COMPLSP1:func.11">0c</a> <font color="Maroon" title="c1">n</font></span>)</span> = 
<font color="Maroon" title="c1">n</font> <a href="finseqop.html#K4" title="FINSEQOP:func.4">|-&gt;</a> <span class="p1">(<span class="default"><a href="complsp1.html#K2" title="COMPLSP1:func.2">abscomplex</a>  <a href="funct_2.html#K3" title="FUNCT_2:func.3">.</a> <a href="complex1.html#K5" title="COMPLEX1:func.5">0c</a> </span>)</span>
<b>by </b><i><a class="ref" href="finseqop.html#T17" title="FINSEQOP:th.17">FINSEQOP:17</a></i>
<br/>.= 
<font color="Maroon" title="c1">n</font> <a href="finseqop.html#K4" title="FINSEQOP:func.4">|-&gt;</a> <a href="numbers.html#K6" title="NUMBERS:func.6">0</a> 
<b>by </b><i><a class="ref" href="complsp1.html#D6" target="_self" title="COMPLSP1:def.6">Def6</a>, <a class="ref" href="complex1.html#T130" title="COMPLEX1:th.130">COMPLEX1:130</a></i>
;<br/>


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