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<b>let </b><font color="Maroon">c<sub>2</sub></font> be    <a href="yellow_9.html#M1" target="_self">TopAugmentation</a> of <font color="Maroon">c<sub>1</sub></font>;<br/>

<b>assume </b><a NAME="E1:80_1_1"/>
<font color="Maroon">c<sub>2</sub></font> is <a href="waybel11.html#V4">Scott</a>
 ;<br/>

<a NAME="E2:80_1_1"/><b>then </b>
the <a href="pre_topc.html#U1">topology</a> of <font color="Maroon">c<sub>2</sub></font> <a href="hidden.html#R1">=</a>  <a href="waybel11.html#K5">sigma</a> <font color="Maroon">c<sub>1</sub></font>
 
<b>by </b><i><a class="ref" href="yellow_9.html#T51" target="_self">Th51</a></i>;<br/>
<b>hence </b><a NAME="E3:80_1_1"/>
<font color="Maroon">c<sub>2</sub></font> is <a href="pre_topc.html#V2">correct</a>
 <b>by </b><i><a class="ref" href="yellow_9.html#T48" target="_self">Th48</a></i>;<br/>


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