<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon">n</font> be    <a href="subset_1.html#M2">Element</a> of  <a href="numbers.html#K5">NAT</a> ;<br/>

<b>reconsider </b><font color="Maroon">f</font> = <font color="Maroon">n</font> <a href="finseq_2.html#K2">|-&gt;</a> 1 as    <a href="finseq_1.html#M2">FinSequence</a> of  <a href="numbers.html#K1">REAL</a>  <b>by </b><i><a class="ref" href="finseq_2.html#T77">FINSEQ_2:77</a></i>;<br/>
<b>thus </b> <a href="euclid.html#K10">abs</a> <span class="p1">(<span class="default"><a href="jordan2c.html#K4" target="_self">1*</a> <font color="Maroon">n</font></span>)</span> = 
<font color="Maroon">n</font> <a href="finseq_2.html#K2">|-&gt;</a> <span class="p1">(<span class="default"><a href="euclid.html#K2">absreal</a>  <a href="funct_2.html#K3">.</a> 1</span>)</span>
<b>by </b><i><a class="ref" href="finseqop.html#T17">FINSEQOP:17</a></i>
<br/>.= 
<font color="Maroon">n</font> <a href="finseq_2.html#K2">|-&gt;</a> <span class="p1">(<span class="default"><a href="complex1.html#K18">abs</a> 1</span>)</span>
<b>by </b><i><a class="ref" href="euclid.html#D2">EUCLID:def 2</a></i>
<br/>.= 
<font color="Maroon">n</font> <a href="finseq_2.html#K2">|-&gt;</a> 1
<b>by </b><i><a class="ref" href="absvalue.html#D1">ABSVALUE:def 1</a></i>
;<br/>


</div>
