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

<b>let </b><font color="Maroon">D</font> be    <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">p</font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">D</font> <a href="finseq_2.html#K3">*</a> , <font color="Maroon">q</font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">D</font> <a href="finseq_2.html#K3">*</a> , <font color="Maroon">r</font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">D</font> <a href="finseq_2.html#K3">*</a> ;<br/>



<b>consider </b><font color="Maroon">g</font> being   <a href="binop_1.html#NM2">BinOp</a> of <font color="Maroon">D</font> <a href="finseq_2.html#K3">*</a> <b> such that </b><br/><a NAME="E2:66"/><i><font color="Green">E31</font></i>: 
for <font color="Olive">d1</font>, <font color="Olive">d2</font> being   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">D</font> <a href="finseq_2.html#K3">*</a>  holds  <font color="Maroon">g</font> <a href="binop_1.html#K2">.</a> <font color="Olive">d1</font>,<font color="Olive">d2</font> <a href="hidden.html#R1">=</a> <font color="Olive">d1</font> <a href="lang1.html#K1">^</a> <font color="Olive">d2</font>
 <b>and </b><br/><a NAME="E3:66"/><i><font color="Green">E32</font></i>: 
 <a href="dtconstr.html#K15" target="_self">FlattenSeq</a> <span class="p1"><a href="finseq_4.html#K3">&lt;*</a><span class="default"><font color="Maroon">p</font>,<font color="Maroon">q</font>,<font color="Maroon">r</font></span><a href="finseq_4.html#K3">*&gt;</a></span> <a href="hidden.html#R1">=</a> <font color="Maroon">g</font> <a href="finsop_1.html#K2">"**"</a> <span class="p1"><a href="finseq_4.html#K3">&lt;*</a><span class="default"><font color="Maroon">p</font>,<font color="Maroon">q</font>,<font color="Maroon">r</font></span><a href="finseq_4.html#K3">*&gt;</a></span>
 <b>by </b><i/>;<br/>
<b>thus </b> <a href="dtconstr.html#K15" target="_self">FlattenSeq</a> <span class="p1"><a href="finseq_4.html#K3">&lt;*</a><span class="default"><font color="Maroon">p</font>,<font color="Maroon">q</font>,<font color="Maroon">r</font></span><a href="finseq_4.html#K3">*&gt;</a></span> = 
<font color="Maroon">g</font> <a href="binop_1.html#K2">.</a> <span class="p1">(<span class="default"><font color="Maroon">g</font> <a href="binop_1.html#K2">.</a> <font color="Maroon">p</font>,<font color="Maroon">q</font></span>)</span>,<font color="Maroon">r</font>
<b>by </b><i>, <a class="ref" href="finsop_1.html#T15">FINSOP_1:15</a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon">g</font> <a href="binop_1.html#K2">.</a> <font color="Maroon">p</font>,<font color="Maroon">q</font></span>)</span> <a href="lang1.html#K1">^</a> <font color="Maroon">r</font>
<b>by </b><i/>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon">p</font> <a href="lang1.html#K1">^</a> <font color="Maroon">q</font></span>)</span> <a href="lang1.html#K1">^</a> <font color="Maroon">r</font>
<b>by </b><i/>
;<br/>


</div>
