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<b>defpred </b><font color="Maroon">S<sub>1</sub></font>[   <a href="hidden.html#M1">set</a> ] <b>means </b><font color="Maroon">a<sub>1</sub></font> <a href="hidden.html#R2">in</a> <font color="Maroon">A</font>;<br/>
<b>deffunc </b><font color="Maroon">H<sub>1</sub></font>(   <a href="finseq_2.html#M2">Element</a> of  <a href="complsp1.html#K8" target="_self">COMPLEX</a> <font color="Maroon">n</font>) <b>-&gt; </b>  <a href="real_1.html#NM1">Real</a> = <span class="p1"><a href="complsp1.html#K16" target="_self">|.</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon">x</font> <a href="complsp1.html#K13" target="_self">-</a> <font color="Maroon">a<sub>1</sub></font></span>)</span></span><a href="complsp1.html#K16" target="_self">.|</a></span>;<br/>
<b>reconsider </b><font color="Maroon">X</font> = <span class="p1">{<span class="default"> <font color="Maroon">H<sub>1</sub></font>(<font color="Olive">z</font>) where <font color="Olive">z</font> is    <a href="finseq_2.html#M2">Element</a> of  <a href="complsp1.html#K8" target="_self">COMPLEX</a> <font color="Maroon">n</font> : <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">z</font>] </span>}</span>  as   <a href="subset_1.html#NM2">Subset</a> of <a href="numbers.html#K1">REAL</a>  <b>from </b><i><a class="ref" href="complsp1.html#S1" target="_self">COMPLSP1:sch 1</a>();<br/></i>
<b>take </b>
 <a href="seq_4.html#K5">lower_bound</a> <font color="Maroon">X</font>
;<br/>

<b>thus </b><a NAME="E2:84_1_1"/>
for <font color="Olive">X</font> being  <a href="subset_1.html#NM2">Subset</a> of <a href="numbers.html#K1">REAL</a>   st <font color="Olive">X</font> <a href="hidden.html#R1">=</a> <span class="p1">{<span class="default"> <span class="p2"><a href="complsp1.html#K16" target="_self">|.</a><span class="default"><span class="p3">(<span class="default"><font color="Maroon">x</font> <a href="complsp1.html#K13" target="_self">-</a> <font color="Olive">z</font></span>)</span></span><a href="complsp1.html#K16" target="_self">.|</a></span> where <font color="Olive">z</font> is    <a href="finseq_2.html#M2">Element</a> of  <a href="complsp1.html#K8" target="_self">COMPLEX</a> <font color="Maroon">n</font> : <font color="Olive">z</font> <a href="hidden.html#R2">in</a> <font color="Maroon">A</font> </span>}</span>  holds <br/> <a href="seq_4.html#K5">lower_bound</a> <font color="Maroon">X</font> <a href="hidden.html#R1">=</a>  <a href="seq_4.html#K5">lower_bound</a> <font color="Olive">X</font>
 ;<br/>


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