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<b>let </b><font color="Maroon" title="c1">G</font> be  <a href="topgrp_1.html#V3" title="TOPGRP_1:attr.3">UnContinuous</a> <a href="topgrp_1.html#NM4" title="TOPGRP_1:NM.4">TopGroup</a>;<br/><b>let </b><font color="Maroon" title="c2">A</font> be  <a href="tops_1.html#V1" title="TOPS_1:attr.1">dense</a> <a href="struct_0.html#NM2" title="STRUCT_0:NM.2">Subset</a> of <font color="Maroon" title="c1">G</font>;<br/>



<a NAME="E1:104"/>
<span class="p1">(<span class="default"><a href="topgrp_1.html#K9" title="TOPGRP_1:func.9">inverse_op</a> <font color="Maroon" title="c1">G</font></span>)</span> <a href="relset_1.html#K11" title="RELSET_1:func.11">"</a> <font color="Maroon" title="c2">A</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c2">A</font> <a href="group_2.html#K1" title="GROUP_2:func.1">"</a> 
 
<b>by </b><i><a class="ref" href="topgrp_1.html#T11" target="_self" title="TOPGRP_1:th.11">Th11</a></i>;<br/>
<b>hence </b><a NAME="E2:104"/>
<font color="Maroon" title="c2">A</font> <a href="group_2.html#K1" title="GROUP_2:func.1">"</a>  is <a href="tops_1.html#V1" title="TOPS_1:attr.1">dense</a>
 <b>by </b><i><a class="ref" href="topgrp_1.html#T29" target="_self" title="TOPGRP_1:th.29">Th29</a></i>;<br/>


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