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<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="supinf_1.html#NM3">R_eal</a>;<br/>

<a NAME="E1:7"/>
<span class="p1"><a href="measure5.html#K1">[.</a><span class="default"><font color="Maroon">c<sub>1</sub></font>,<font color="Maroon">c<sub>1</sub></font></span><a href="measure5.html#K1">.]</a></span> is <a href="measure5.html#V2">closed_interval</a>
 
<b>by </b><i><a class="ref" href="measure5.html#D6">MEASURE5:def 6</a></i>;<br/>
<b>hence </b><a NAME="E2:7"/>
<span class="p1"><a href="measure5.html#K1">[.</a><span class="default"><font color="Maroon">c<sub>1</sub></font>,<font color="Maroon">c<sub>1</sub></font></span><a href="measure5.html#K1">.]</a></span> is   <a href="measure5.html#NM1">Interval</a>
 <b>by </b><i><a class="ref" href="measure5.html#D9">MEASURE5:def 9</a></i>;<br/>


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