<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="pre_topc.html#NM1">TopSpace</a>;<br/>

<a NAME="E1:64"/>
 <a href="topgen_1.html#K2" target="_self">Der</a> <span class="p1">(<span class="default"><a href="pre_topc.html#K1">{}</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="hidden.html#R1">=</a>  <a href="pre_topc.html#K1">{}</a> <font color="Maroon">c<sub>1</sub></font>
 
<b>by </b><i><a class="ref" href="topgen_1.html#T42" target="_self">Th42</a></i>;<br/>
<b>hence </b><a NAME="E2:64"/>
 <a href="pre_topc.html#K1">{}</a> <font color="Maroon">c<sub>1</sub></font> is <a href="topgen_1.html#V5" target="_self">perfect</a>
 <b>by </b><i><a class="ref" href="topgen_1.html#T43" target="_self">Th43</a></i>;<br/>


</div>
