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<b>let </b><font color="Maroon">c<sub>8</sub></font> be    <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">c<sub>9</sub></font> be    <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a> ;<br/>



<a NAME="E1:54"/>
ex <font color="Olive">b<sub>1</sub></font> being  <a href="binop_1.html#NM2">BinOp</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a>  st <br/>( ( for <font color="Olive">b<sub>2</sub></font>, <font color="Olive">b<sub>3</sub></font> being   <a href="finseq_2.html#M2">Element</a> of <font color="Maroon">c<sub>8</sub></font> <a href="finseq_2.html#K3">*</a>  holds <font color="Olive">b<sub>1</sub></font> <a href="binop_1.html#K2">.</a> <font color="Olive">b<sub>2</sub></font>,<font color="Olive">b<sub>3</sub></font> <a href="hidden.html#R1">=</a> <font color="Olive">b<sub>2</sub></font> <a href="lang1.html#K1">^</a> <font color="Olive">b<sub>3</sub></font> ) &amp;  <a href="dtconstr.html#K15" target="_self">FlattenSeq</a> <span class="p1"><a href="lang1.html#K3">&lt;*</a><span class="default"><font color="Maroon">c<sub>9</sub></font></span><a href="lang1.html#K3">*&gt;</a></span> <a href="hidden.html#R1">=</a> <font color="Olive">b<sub>1</sub></font> <a href="finsop_1.html#K2">"**"</a> <span class="p1"><a href="lang1.html#K3">&lt;*</a><span class="default"><font color="Maroon">c<sub>9</sub></font></span><a href="lang1.html#K3">*&gt;</a></span> )
 
<b>by </b><i><a class="ref" href="dtconstr.html#D14" target="_self">Def14</a></i>;<br/>
<b>hence </b><a NAME="E2:54"/>
 <a href="dtconstr.html#K15" target="_self">FlattenSeq</a> <span class="p1"><a href="lang1.html#K3">&lt;*</a><span class="default"><font color="Maroon">c<sub>9</sub></font></span><a href="lang1.html#K3">*&gt;</a></span> <a href="hidden.html#R1">=</a> <font color="Maroon">c<sub>9</sub></font>
 <b>by </b><i><a class="ref" href="finsop_1.html#T12">FINSOP_1:12</a></i>;<br/>


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