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<b>let </b><font color="Maroon">ra</font> be  <a href="xreal_0.html#V1">real</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/><b>let </b><font color="Maroon">rb</font> be  <a href="xreal_0.html#V1">real</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/>



<b>assume </b><a NAME="E1:2"/>
<font color="Maroon">ra</font> <a href="xxreal_0.html#R1">&lt;=</a> <font color="Maroon">rb</font>
 ;<br/>

<a NAME="E2:2"/><b>then </b>
 <a href="topmetr.html#K4">Closed-Interval-TSpace</a> <font color="Maroon">ra</font>,<font color="Maroon">rb</font> is <a href="connsp_1.html#V1">connected</a>
 
<b>by </b><i><a class="ref" href="treal_1.html#T23">TREAL_1:23</a></i>;<br/>
<b>hence </b><a NAME="E3:2"/>
 <a href="pre_topc.html#K2">[#]</a> <span class="p1">(<span class="default"><a href="topmetr.html#K4">Closed-Interval-TSpace</a> <font color="Maroon">ra</font>,<font color="Maroon">rb</font></span>)</span> is <a href="connsp_1.html#V2">connected</a>
 <b>by </b><i><a class="ref" href="connsp_1.html#T28">CONNSP_1:28</a></i>;<br/>


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