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<b>let </b><font color="Maroon" title="c2">f</font> be    <a href="topgrp_1.html#M2" title="TOPGRP_1:mode.2">Homeomorphism</a> of <font color="Maroon" title="c1">T</font>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> <font color="Maroon" title="c2">f</font> is    <a href="topgrp_1.html#M1" title="TOPGRP_1:mode.1">Homeomorphism</a> of <font color="Maroon" title="c1">T</font>,<font color="Maroon" title="c1">T</font></span><br/>

<a NAME="E1:44_1_1"/><i><font color="Green" title="E26">A1</font></i>: 
<font color="Maroon" title="c2">f</font> <a href="tops_2.html#NR1" title="TOPS_2:NR.1">is_homeomorphism</a> 
 
<b>by </b><i><a class="ref" href="topgrp_1.html#D4" target="_self" title="TOPGRP_1:def.4">Def4</a></i>;<br/>
<a NAME="E2:44_1_1"/><b>then </b>
<font color="Maroon" title="c1">T</font>,<font color="Maroon" title="c1">T</font> <a href="t_0topsp.html#R1" title="T_0TOPSP:pred.1">are_homeomorphic</a> 
 
<b>by </b><i><a class="ref" href="t_0topsp.html#D1" title="T_0TOPSP:def.1">T_0TOPSP:def 1</a></i>;<br/>
<b>hence </b><a NAME="E3:44_1_1"/>
<font color="Maroon" title="c2">f</font> is    <a href="topgrp_1.html#M1" title="TOPGRP_1:mode.1">Homeomorphism</a> of <font color="Maroon" title="c1">T</font>,<font color="Maroon" title="c1">T</font>
 <b>by </b><i><a class="txt" href="topgrp_1.html#E1:44_1_1"><i><font color="Green" title="E26">A1</font></i></a>, <a class="ref" href="topgrp_1.html#D3" target="_self" title="TOPGRP_1:def.3">Def3</a></i>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


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