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<b>deffunc </b><font color="Maroon">H<sub>1</sub></font>(   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">X</font> <a href="finseq_2.html#K3">*</a> ) <b>-&gt; </b>   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">Y</font> <a href="finseq_2.html#K3">*</a>  = <font color="Maroon">f</font> <a href="lang1.html#K15" target="_self">*</a> <font color="Maroon">a<sub>1</sub></font>;<br/>
<b>consider </b><font color="Maroon">g</font> being   <a href="funct_2.html#NM1">Function</a> of <font color="Maroon">X</font> <a href="finseq_2.html#K3">*</a> ,<font color="Maroon">Y</font> <a href="finseq_2.html#K3">*</a> <b> such that </b><br/><a NAME="E2:42_1_1"/><i><font color="Green">E35</font></i>: 
for <font color="Olive">x</font> being   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">X</font> <a href="finseq_2.html#K3">*</a>  holds  <font color="Maroon">g</font> <a href="funct_2.html#K3">.</a> <font color="Olive">x</font> <a href="hidden.html#R1">=</a> <font color="Maroon">H<sub>1</sub></font>(<font color="Olive">x</font>)
 <b>from </b><i><a class="ref" href="funct_2.html#S4">FUNCT_2:sch 4</a>();<br/></i>
<b>take </b>
<font color="Maroon">g</font>
;<br/>

<b>thus </b><a NAME="E3:42_1_1"/>
for <font color="Olive">p</font> being   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">X</font> <a href="finseq_2.html#K3">*</a>  holds  <font color="Maroon">g</font> <a href="funct_2.html#K3">.</a> <font color="Olive">p</font> <a href="hidden.html#R1">=</a> <font color="Maroon">f</font> <a href="lang1.html#K15" target="_self">*</a> <font color="Olive">p</font>
 <b>by </b><i/>;<br/>


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