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

<b>consider </b><font color="Maroon">c<sub>1</sub></font> being  non <a href="realset1.html#V1">trivial</a>  <a href="hidden.html#M1">set</a> ;<br/>
<a NAME="E2:2_1_1"/>
not  <a href="tex_1.html#K2">ADTS</a> <font color="Maroon">c<sub>1</sub></font> is <a href="realset2.html#V3">trivial</a>
 
;<br/>
<b>hence </b><a NAME="E3:2_1_1"/>
ex <font color="Olive">b<sub>1</sub></font> being  <a href="pre_topc.html#NM1">TopSpace</a> st <br/>( <font color="Olive">b<sub>1</sub></font> is <a href="tdlat_3.html#V2">anti-discrete</a> &amp; not <font color="Olive">b<sub>1</sub></font> is <a href="realset2.html#V3">trivial</a> &amp; not <font color="Olive">b<sub>1</sub></font> is <a href="struct_0.html#V3">empty</a> &amp; <font color="Olive">b<sub>1</sub></font> is <a href="pre_topc.html#V1">strict</a> )
 ;<br/>


</div>
