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<b>consider </b><font color="Maroon">x</font> being   <a href="pre_topc.html#NM2">Point</a> of <span class="p1">(<span class="default"><a href="euclid.html#K15">TOP-REAL</a> 2</span>)</span>, <font color="Maroon">r</font> being  <a href="xxreal_0.html#V2">positive</a> <a href="xreal_0.html#V1">real</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/>
<b>take </b>
 <a href="toprealb.html#K7" target="_self">Tcircle</a> <font color="Maroon">x</font>,<font color="Maroon">r</font>
;<br/>

<b>thus </b><a NAME="E2:41_1_1"/>
(  <a href="toprealb.html#K7" target="_self">Tcircle</a> <font color="Maroon">x</font>,<font color="Maroon">r</font> is <a href="toprealb.html#V1" target="_self">being_simple_closed_curve</a> &amp;  <a href="toprealb.html#K7" target="_self">Tcircle</a> <font color="Maroon">x</font>,<font color="Maroon">r</font> is <a href="pre_topc.html#V1">strict</a> )
 ;<br/>


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