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

<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="midsp_1.html#NM1">MidSp</a>;<br/><b>let </b><font color="Maroon">c<sub>2</sub></font>, <font color="Maroon">c<sub>3</sub></font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">c<sub>1</sub></font>;<br/>





<a NAME="E1:54"/>
<span class="p1"><a href="midsp_1.html#K7" target="_self">[</a><span class="default"><font color="Maroon">c<sub>2</sub></font>,<span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span><a href="midsp_1.html#K7" target="_self">]</a></span> <a href="midsp_1.html#R2" target="_self">##</a> <span class="p1"><a href="midsp_1.html#K7" target="_self">[</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span>,<font color="Maroon">c<sub>3</sub></font></span><a href="midsp_1.html#K7" target="_self">]</a></span>
 
<b>by </b><i><a class="ref" href="midsp_1.html#T61" target="_self">Th61</a></i>;<br/>
<b>then </b><span class="p1">(<span class="default"><a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span>)</span> <a href="midsp_1.html#K11" target="_self">+</a> <span class="p1">(<span class="default"><a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span>)</span> = 
<span class="p1">(<span class="default"><a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span>)</span> <a href="midsp_1.html#K11" target="_self">+</a> <span class="p1">(<span class="default"><a href="midsp_1.html#K12" target="_self">vect</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span>,<font color="Maroon">c<sub>3</sub></font></span>)</span>
<b>by </b><i><a class="ref" href="midsp_1.html#T56" target="_self">Th56</a></i>
<br/>.= 
 <a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font>
<b>by </b><i><a class="ref" href="midsp_1.html#T60" target="_self">Th60</a></i>
;<br/>
<b>hence </b><a NAME="E3:54"/>
<span class="p1">(<span class="default"><a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span>)</span> <a href="midsp_1.html#K11" target="_self">+</a> <span class="p1">(<span class="default"><a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="midsp_1.html#K4" target="_self">@</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span>)</span> <a href="hidden.html#R1">=</a>  <a href="midsp_1.html#K12" target="_self">vect</a> <font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font>
 ;<br/>


</div>
