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<b>let </b><font color="Maroon">AFV</font> be   <a href="afvect01.html#NM1">WeakAffSegm</a>;<br/><b>let </b><font color="Maroon">a</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font>;<br/><b>let </b><font color="Maroon">b</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font>;<br/><b>let </b><font color="Maroon">p</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font>;<br/><b>let </b><font color="Maroon">p'</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font>;<br/><b>let </b><font color="Maroon">c</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font>;<br/>











<b>assume </b><b>that </b><br/><a NAME="E1:26"/><i><font color="Green">E26</font></i>: 
<font color="Maroon">a</font>,<font color="Maroon">b</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p</font>,<font color="Maroon">p'</font>
 <b>and </b><br/><a NAME="E2:26"/><i><font color="Green">E28</font></i>: 
<font color="Maroon">a</font>,<font color="Maroon">b</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">b</font>,<font color="Maroon">c</font>
 <b>and </b><br/><a NAME="E3:26"/><i><font color="Green">E29</font></i>: 
<font color="Maroon">a</font>,<font color="Maroon">p</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p</font>,<font color="Maroon">b</font>
 <b>and </b><br/><a NAME="E4:26"/><i><font color="Green">E30</font></i>: 
<font color="Maroon">a</font>,<font color="Maroon">p'</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p'</font>,<font color="Maroon">b</font>
 ;<br/>

<a NAME="E5:26"/><i><font color="Green">E31</font></i>: 
<font color="Maroon">b</font>,<font color="Maroon">a</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p</font>,<font color="Maroon">p'</font>
 
<b>by </b><i><a class="txt" href="afvect01.html#E1"><i><font color="Green">Lemma25</font></i></a>, </i>;<br/>
<a NAME="E6:26"/>
<font color="Maroon">p</font>,<font color="Maroon">b</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">a</font>,<font color="Maroon">p</font>
 
<b>by </b><i><a class="txt" href="afvect01.html#E2"><i><font color="Green">Lemma27</font></i></a>, </i>;<br/>
<a NAME="E7:26"/><b>then </b>
<font color="Maroon">p</font>,<font color="Maroon">b</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p</font>,<font color="Maroon">a</font>
 
<b>by </b><i/>;<br/>
<a NAME="E8:26"/><b>then </b><i><font color="Green">E32</font></i>: 
<font color="Maroon">b</font>,<font color="Maroon">p</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p</font>,<font color="Maroon">a</font>
 
<b>by </b><i/>;<br/>
<a NAME="E9:26"/>
<font color="Maroon">p'</font>,<font color="Maroon">b</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">a</font>,<font color="Maroon">p'</font>
 
<b>by </b><i><a class="txt" href="afvect01.html#E2:26"><i><font color="Green">E28</font></i></a>, </i>;<br/>
<a NAME="E10:26"/><b>then </b>
<font color="Maroon">p'</font>,<font color="Maroon">b</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p'</font>,<font color="Maroon">a</font>
 
<b>by </b><i/>;<br/>
<a NAME="E11:26"/><b>then </b>
<font color="Maroon">b</font>,<font color="Maroon">p'</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">p'</font>,<font color="Maroon">a</font>
 
<b>by </b><i/>;<br/>
<a NAME="E12:26"/><b>then </b>
<font color="Maroon">a</font>,<font color="Maroon">a</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">a</font>,<font color="Maroon">c</font>
 
<b>by </b><i><a class="txt" href="afvect01.html#E1:26"><i><font color="Green">E26</font></i></a>, <a class="txt" href="afvect01.html#E3:26"><i><font color="Green">E29</font></i></a>, <a class="txt" href="afvect01.html#E4:26"><i><font color="Green">E30</font></i></a>, </i>;<br/>
<a NAME="E13:26"/><b>then </b>
<font color="Maroon">a</font>,<font color="Maroon">c</font> <a href="analoaf.html#R2">//</a> <font color="Maroon">a</font>,<font color="Maroon">a</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E14:26"/>
<font color="Maroon">a</font> <a href="hidden.html#R1">=</a> <font color="Maroon">c</font>
 <b>by </b><i/>;<br/>


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