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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">p</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/>





<a NAME="E1:37"/>
 <a href="afvect0.html#K1" target="_self">PSym</a> <font color="Maroon">p</font>,<span class="p1">(<span class="default"><a href="afvect0.html#K1" target="_self">PSym</a> <font color="Maroon">p</font>,<font color="Maroon">b</font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">b</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E2:37"/>
 ex <font color="Olive">a</font> being  <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">AFV</font> st  <a href="afvect0.html#K1" target="_self">PSym</a> <font color="Maroon">p</font>,<font color="Olive">a</font> <a href="hidden.html#R1">=</a> <font color="Maroon">b</font>
 ;<br/>


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