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<b>let </b><font color="Maroon">P1</font> be   <a href="qc_lang1.html#NM2">QC-pred_symbol</a>, <font color="Maroon">P2</font> be   <a href="qc_lang1.html#NM2">QC-pred_symbol</a>;<br/>

<b>given </b><font color="Maroon">k1</font> being    <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K5">NAT</a> , <font color="Maroon">ll1</font> being    <a href="qc_lang1.html#M1" target="_self">QC-variable_list</a> of <font color="Maroon">k1</font>, <font color="Maroon">P1'</font> being   <a href="qc_lang1.html#NM6">QC-pred_symbol</a> of <font color="Maroon">k1</font><b> such that </b><a NAME="E1:32_1_2"/><i><font color="Green">E33</font></i>: 
( <font color="Maroon">P1</font> <a href="hidden.html#R1">=</a> <font color="Maroon">P1'</font> &amp; <font color="Maroon">F</font> <a href="hidden.html#R1">=</a> <font color="Maroon">P1'</font> <a href="qc_lang1.html#K9" target="_self">!</a> <font color="Maroon">ll1</font> )
 ;<br/>

<b>given </b><font color="Maroon">k2</font> being    <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K5">NAT</a> , <font color="Maroon">ll2</font> being    <a href="qc_lang1.html#M1" target="_self">QC-variable_list</a> of <font color="Maroon">k2</font>, <font color="Maroon">P2'</font> being   <a href="qc_lang1.html#NM6">QC-pred_symbol</a> of <font color="Maroon">k2</font><b> such that </b><a NAME="E2:32_1_2"/><i><font color="Green">E34</font></i>: 
( <font color="Maroon">P2</font> <a href="hidden.html#R1">=</a> <font color="Maroon">P2'</font> &amp; <font color="Maroon">F</font> <a href="hidden.html#R1">=</a> <font color="Maroon">P2'</font> <a href="qc_lang1.html#K9" target="_self">!</a> <font color="Maroon">ll2</font> )
 ;<br/>

<i><font color="Green">E36</font></i>: <span class="p1"><a href="finseq_1.html#K12">&lt;*</a><span class="default"><font color="Maroon">P1</font></span><a href="finseq_1.html#K12">*&gt;</a></span> <a href="finseq_1.html#K7">^</a> <font color="Maroon">ll1</font> = 
<font color="Maroon">F</font>
<b>by </b><i>, </i>
<br/>.= 
<span class="p1"><a href="finseq_1.html#K12">&lt;*</a><span class="default"><font color="Maroon">P2</font></span><a href="finseq_1.html#K12">*&gt;</a></span> <a href="finseq_1.html#K7">^</a> <font color="Maroon">ll2</font>
<b>by </b><i>, </i>
;<br/>
<b>thus </b><font color="Maroon">P1</font> = 
<span class="p1">(<span class="default"><span class="p2"><a href="finseq_1.html#K12">&lt;*</a><span class="default"><font color="Maroon">P1</font></span><a href="finseq_1.html#K12">*&gt;</a></span> <a href="finseq_1.html#K7">^</a> <font color="Maroon">ll1</font></span>)</span> <a href="funct_1.html#K1">.</a> 1
<b>by </b><i><a class="ref" href="finseq_1.html#T58">FINSEQ_1:58</a></i>
<br/>.= 
<font color="Maroon">P2</font>
<b>by </b><i>, <a class="ref" href="finseq_1.html#T58">FINSEQ_1:58</a></i>
;<br/>


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