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<b>let </b><font color="Maroon">M</font> be   <a href="midsp_1.html#NM1">MidSp</a>;<br/><b>let </b><font color="Maroon">W</font> be   <a href="midsp_2.html#NM1">ATLAS</a> of <font color="Maroon">M</font>;<br/><b>let </b><font color="Maroon">a</font> be   <a href="pre_topc.html#NM2">Point</a> of <font color="Maroon">M</font>;<br/>





<a NAME="E1:59"/>
<font color="Maroon">W</font> <a href="midsp_2.html#K9" target="_self">.</a> <font color="Maroon">a</font>,<font color="Maroon">a</font> <a href="hidden.html#R1">=</a>  <a href="midsp_2.html#K11" target="_self">0.</a> <font color="Maroon">W</font>
 
<b>by </b><i><a class="ref" href="midsp_2.html#T7" target="_self">Th7</a></i>;<br/>
<b>hence </b><a NAME="E2:59"/>
<font color="Maroon">a</font>,<span class="p1">(<span class="default"><a href="midsp_2.html#K11" target="_self">0.</a> <font color="Maroon">W</font></span>)</span> <a href="midsp_2.html#K10" target="_self">.</a> <font color="Maroon">W</font> <a href="hidden.html#R1">=</a> <font color="Maroon">a</font>
 <b>by </b><i><a class="ref" href="midsp_2.html#T7" target="_self">Th7</a></i>;<br/>


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