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<b>let </b><font color="Maroon">AFV</font> be   <a href="afvect0.html#NM1">WeakAffVect</a>;<br/><b>let </b><font color="Maroon">o</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font>;<br/><b>let </b><font color="Maroon">s</font> be   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><a href="afvect0.html#K5" target="_self">GroupVect</a> <font color="Maroon">AFV</font>,<font color="Maroon">o</font></span>)</span>; <i><font color="Red">:: according to </font></i><a class="ref" href="rlvect_1.html#D8">RLVECT_1:def 8</a><br/>





<b>reconsider </b><font color="Maroon">s'</font> = <font color="Maroon">s</font> as   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font> ;<br/>
<b>reconsider </b><font color="Maroon">t</font> = <span class="p1">(<span class="default"><a href="afvect0.html#K4" target="_self">Pcom</a> <font color="Maroon">o</font></span>)</span> <a href="funct_2.html#K3">.</a> <font color="Maroon">s'</font> as   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><a href="afvect0.html#K5" target="_self">GroupVect</a> <font color="Maroon">AFV</font>,<font color="Maroon">o</font></span>)</span> ;<br/>
<b>take </b>
<font color="Maroon">t</font>
;<br/>

<a NAME="E3:59"/>
 <a href="afvect0.html#NK3" target="_self">Pcom</a> <font color="Maroon">o</font>,<font color="Maroon">o</font> <a href="hidden.html#R1">=</a> <font color="Maroon">o</font>
 
<b>by </b><i/>;<br/>
<a NAME="E4:59"/><b>then </b>
<font color="Maroon">o</font>,<font color="Maroon">s'</font> <a href="analoaf.html#R2">//</a>  <a href="afvect0.html#NK3" target="_self">Pcom</a> <font color="Maroon">o</font>,<font color="Maroon">s'</font>,<font color="Maroon">o</font>
 
<b>by </b><i/>;<br/>
<a NAME="E5:59"/><b>then </b><i><font color="Green">E22</font></i>: 
 <a href="afvect0.html#K2" target="_self">Padd</a> <font color="Maroon">o</font>,<font color="Maroon">s'</font>,<span class="p1">(<span class="default"><a href="afvect0.html#NK3" target="_self">Pcom</a> <font color="Maroon">o</font>,<font color="Maroon">s'</font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">o</font>
 
<b>by </b><i><a class="ref" href="afvect0.html#T2" target="_self">Th2</a></i>;<br/>
<b>thus </b><font color="Maroon">s</font> <a href="rlvect_1.html#K2">+</a> <font color="Maroon">t</font> = 
<span class="p1">(<span class="default"><a href="afvect0.html#K3" target="_self">Padd</a> <font color="Maroon">o</font></span>)</span> <a href="binop_1.html#K2">.</a> <font color="Maroon">s'</font>,<span class="p1">(<span class="default"><a href="afvect0.html#NK3" target="_self">Pcom</a> <font color="Maroon">o</font>,<font color="Maroon">s'</font></span>)</span>
<b>by </b><i><a class="ref" href="afvect0.html#T6" target="_self">Th6</a></i>
<br/>.= 
 <a href="rlvect_1.html#K1">0.</a> <span class="p1">(<span class="default"><a href="afvect0.html#K5" target="_self">GroupVect</a> <font color="Maroon">AFV</font>,<font color="Maroon">o</font></span>)</span>
<b>by </b><i><a class="ref" href="afvect0.html#D2" target="_self">Def2</a>, <a class="ref" href="afvect0.html#T5" target="_self">Th5</a></i>
;<br/>


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