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<b>let </b><font color="Maroon">N</font> be    <a href="subset_1.html#M2">Element</a> of  <a href="numbers.html#K5">NAT</a> ;<br/>

<a NAME="E1:29"/>
 <a href="euclid.html#K16">0.REAL</a> <font color="Maroon">N</font> <a href="hidden.html#R1">=</a>  <a href="euclid.html#K5">0*</a> <font color="Maroon">N</font>
 
<b>by </b><i><a class="ref" href="euclid.html#D9">EUCLID:def 9</a></i>;<br/>
<b>hence </b><span class="p1"><a href="toprns_1.html#K5" target="_self">|.</a><span class="default"><span class="p2">(<span class="default"><a href="euclid.html#K16">0.REAL</a> <font color="Maroon">N</font></span>)</span></span><a href="toprns_1.html#K5" target="_self">.|</a></span> = 
<span class="p1"><a href="euclid.html#K12">|.</a><span class="default"><span class="p2">(<span class="default"><a href="euclid.html#K5">0*</a> <font color="Maroon">N</font></span>)</span></span><a href="euclid.html#K12">.|</a></span>
<b>by </b><i/>
<br/>.= 
0
<b>by </b><i><a class="ref" href="euclid.html#T10">EUCLID:10</a></i>
;<br/><br/>


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