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<b>defpred </b><font color="Maroon">S<sub>1</sub></font>[   <a href="hidden.html#M1">set</a> ,   <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">X</font> &amp; <font color="Maroon">a<sub>2</sub></font> <a href="hidden.html#R2">in</a> <font color="Maroon">Y</font> );<br/>
<b>deffunc </b><font color="Maroon">H<sub>1</sub></font>(   <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K1">REAL</a> ,   <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K1">REAL</a> ) <b>-&gt; </b>   <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K1">REAL</a>  = <font color="Maroon">a<sub>1</sub></font> <a href="binop_2.html#K9">+</a> <font color="Maroon">a<sub>2</sub></font>;<br/>
<a NAME="E1:97_1_1"/>
<span class="p1">{<span class="default"> <font color="Maroon">H<sub>1</sub></font>(<font color="Olive">r</font>,<font color="Olive">r1</font>) where <font color="Olive">r</font> is   <a href="real_1.html#NM1">Real</a>, <font color="Olive">r1</font> is   <a href="real_1.html#NM1">Real</a> : <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">r</font>,<font color="Olive">r1</font>] </span>}</span>  is   <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#S2" target="_self">COMPLSP1:sch 2</a>();<br/></i>
<b>hence </b><a NAME="E2:97_1_1"/>
<span class="p1">{<span class="default"> <span class="p2">(<span class="default"><font color="Olive">r</font> <a href="binop_2.html#K9">+</a> <font color="Olive">r1</font></span>)</span> where <font color="Olive">r</font> is   <a href="real_1.html#NM1">Real</a>, <font color="Olive">r1</font> is   <a href="real_1.html#NM1">Real</a> : ( <font color="Olive">r</font> <a href="hidden.html#R2">in</a> <font color="Maroon">X</font> &amp; <font color="Olive">r1</font> <a href="hidden.html#R2">in</a> <font color="Maroon">Y</font> ) </span>}</span>  is   <a href="subset_1.html#NM2">Subset</a> of <a href="numbers.html#K1">REAL</a> 
 ;<br/>


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