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<b>let </b><font color="Maroon" title="c1">AFV</font> be   <a href="afvect0.html#NM1" title="AFVECT0:NM.1">WeakAffVect</a>;<br/><b>let </b><font color="Maroon" title="c2">b</font>, <font color="Maroon" title="c3">c</font>, <font color="Maroon" title="c4">b'</font>, <font color="Maroon" title="c5">c'</font>, <font color="Maroon" title="c6">a</font>, <font color="Maroon" title="c7">d</font>, <font color="Maroon" title="c8">d'</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>assume </b><a NAME="E1:12"/><i><font color="Green" title="E8">A1</font></i>: 
( <font color="Maroon" title="c2">b</font>,<font color="Maroon" title="c3">c</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c4">b'</font>,<font color="Maroon" title="c5">c'</font> &amp; <font color="Maroon" title="c6">a</font>,<font color="Maroon" title="c7">d</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c2">b</font>,<font color="Maroon" title="c3">c</font> &amp; <font color="Maroon" title="c6">a</font>,<font color="Maroon" title="c8">d'</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c4">b'</font>,<font color="Maroon" title="c5">c'</font> )
 ;<br/>

<a NAME="E2:12"/><b>then </b>
<font color="Maroon" title="c4">b'</font>,<font color="Maroon" title="c5">c'</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c2">b</font>,<font color="Maroon" title="c3">c</font>
 
<b>by </b><i><a class="ref" href="afvect0.html#T4" target="_self" title="AFVECT0:th.4">Th4</a></i>;<br/>
<a NAME="E3:12"/><b>then </b>
<font color="Maroon" title="c6">a</font>,<font color="Maroon" title="c7">d</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c4">b'</font>,<font color="Maroon" title="c5">c'</font>
 
<b>by </b><i><a class="txt" href="afvect0.html#E1:12"><i><font color="Green" title="E8">A1</font></i></a>, <a class="ref" href="afvect0.html#D1" target="_self" title="AFVECT0:def.1">Def1</a></i>;<br/>
<a NAME="E4:12"/><b>then </b>
<font color="Maroon" title="c6">a</font>,<font color="Maroon" title="c7">d</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c6">a</font>,<font color="Maroon" title="c8">d'</font>
 
<b>by </b><i><a class="txt" href="afvect0.html#E1:12"><i><font color="Green" title="E8">A1</font></i></a>, <a class="ref" href="afvect0.html#D1" target="_self" title="AFVECT0:def.1">Def1</a></i>;<br/>
<b>hence </b><a NAME="E5:12"/>
<font color="Maroon" title="c7">d</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c8">d'</font>
 <b>by </b><i><a class="ref" href="afvect0.html#T5" target="_self" title="AFVECT0:th.5">Th5</a></i>;<br/>


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