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

<b>let </b><font color="Maroon" title="c1">AFV</font> be   <a href="tdgroup.html#NM3" title="TDGROUP:NM.3">AffVect</a>;<br/><b>let </b><font color="Maroon" title="c2">o</font> be   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Maroon" title="c1">AFV</font>;<br/><b>let </b><font color="Maroon" title="c3">a</font> be   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <span class="p1">(<span class="default"><a href="afvect0.html#K5" title="AFVECT0:func.5">GroupVect</a> <font color="Maroon" title="c1">AFV</font>,<font color="Maroon" title="c2">o</font></span>)</span>;<br/>





<b>assume </b><a NAME="E1:64"/><i><font color="Green" title="E42">A1</font></i>: 
<font color="Maroon" title="c3">a</font> <a href="rlvect_1.html#K4" title="RLVECT_1:func.4">+</a> <font color="Maroon" title="c3">a</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="rlvect_1.html#K1" title="RLVECT_1:func.1">0.</a> <span class="p1">(<span class="default"><a href="afvect0.html#K5" title="AFVECT0:func.5">GroupVect</a> <font color="Maroon" title="c1">AFV</font>,<font color="Maroon" title="c2">o</font></span>)</span>
 ;<br/>

<b>reconsider </b><font color="Maroon" title="c4">a''</font> = <font color="Maroon" title="c3">a</font> as   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Maroon" title="c1">AFV</font> ;<br/>
<b>set </b><font color="Maroon" title="c5">GV</font> =  <a href="afvect0.html#K5" title="AFVECT0:func.5">GroupVect</a> <font color="Maroon" title="c1">AFV</font>,<font color="Maroon" title="c2">o</font>;<br/>
<a NAME="E3:64"/>
<font color="Maroon" title="c2">o</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="afvect0.html#K2" title="AFVECT0:func.2">Padd</a> <font color="Maroon" title="c2">o</font>,<font color="Maroon" title="c4">a''</font>,<font color="Maroon" title="c4">a''</font>
 
<b>by </b><i><a class="txt" href="afvect0.html#E1:64"><i><font color="Green" title="E42">A1</font></i></a>, <a class="ref" href="afvect0.html#D7" target="_self" title="AFVECT0:def.7">Def7</a></i>;<br/>
<a NAME="E4:64"/><b>then </b><i><font color="Green" title="E43">A2</font></i>: 
<font color="Maroon" title="c2">o</font>,<font color="Maroon" title="c4">a''</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c4">a''</font>,<font color="Maroon" title="c2">o</font>
 
<b>by </b><i><a class="ref" href="afvect0.html#D5" target="_self" title="AFVECT0:def.5">Def5</a></i>;<br/>
<a NAME="E5:64"/><i><font color="Green" title="E44">A3</font></i>: 
<font color="Maroon" title="c2">o</font>,<font color="Maroon" title="c2">o</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c2">o</font>,<font color="Maroon" title="c2">o</font>
 
<b>by </b><i><a class="ref" href="afvect0.html#T2" target="_self" title="AFVECT0:th.2">Th2</a></i>;<br/>
<b>thus </b><a NAME="E6:64"/>
 <a href="rlvect_1.html#K1" title="RLVECT_1:func.1">0.</a> <span class="p1">(<span class="default"><a href="afvect0.html#K5" title="AFVECT0:func.5">GroupVect</a> <font color="Maroon" title="c1">AFV</font>,<font color="Maroon" title="c2">o</font></span>)</span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">a</font>
 <b>by </b><i><a class="txt" href="afvect0.html#E4:64"><i><font color="Green" title="E43">A2</font></i></a>, <a class="txt" href="afvect0.html#E5:64"><i><font color="Green" title="E44">A3</font></i></a>, <a class="ref" href="tdgroup.html#T21" title="TDGROUP:th.21">TDGROUP:21</a></i>;<br/>


</div>
