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<b>let </b><font color="Maroon" title="c1">S</font> be   <a href="analoaf.html#NM1" title="ANALOAF:NM.1">OAffinSpace</a>;<br/><b>let </b><font color="Maroon" title="c2">z</font>, <font color="Maroon" title="c3">t</font>, <font color="Maroon" title="c4">x</font>, <font color="Maroon" title="c5">y</font>, <font color="Maroon" title="c6">u</font>, <font color="Maroon" title="c7">w</font> be   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Maroon" title="c1">S</font>;<br/>













<b>assume </b><a NAME="E1:7"/><i><font color="Green" title="E6">A1</font></i>: 
<font color="Maroon" title="c2">z</font> <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a> <font color="Maroon" title="c3">t</font>
 ;<br/>

<b>assume </b><a NAME="E2:7"/>
( <font color="Maroon" title="c4">x</font>,<font color="Maroon" title="c5">y</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c2">z</font>,<font color="Maroon" title="c3">t</font> &amp; <font color="Maroon" title="c2">z</font>,<font color="Maroon" title="c3">t</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c6">u</font>,<font color="Maroon" title="c7">w</font> )
 ;<br/>

<a NAME="E3:7"/><b>then </b>
( <font color="Maroon" title="c2">z</font>,<font color="Maroon" title="c3">t</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c4">x</font>,<font color="Maroon" title="c5">y</font> &amp; <font color="Maroon" title="c2">z</font>,<font color="Maroon" title="c3">t</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c6">u</font>,<font color="Maroon" title="c7">w</font> )
 
<b>by </b><i><a class="ref" href="diraf.html#T5" target="_self" title="DIRAF:th.5">Th5</a></i>;<br/>
<b>hence </b><a NAME="E4:7"/>
<font color="Maroon" title="c4">x</font>,<font color="Maroon" title="c5">y</font> <a href="analoaf.html#R2" title="ANALOAF:pred.2">//</a> <font color="Maroon" title="c6">u</font>,<font color="Maroon" title="c7">w</font>
 <b>by </b><i><a class="txt" href="diraf.html#E1:7"><i><font color="Green" title="E6">A1</font></i></a>, <a class="ref" href="analoaf.html#D5" title="ANALOAF:def.5">ANALOAF:def 5</a></i>;<br/>


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