<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="rat_1.html#NM1">Rational</a>;<br/>

<a NAME="E1:67"/><i><font color="Green">E53</font></i>: 
1 <a href="xxreal_0.html#R1">&lt;=</a>  <a href="rat_1.html#K1">denominator</a> <font color="Maroon">c<sub>1</sub></font>
 
<b>by </b><i><a class="ref" href="rat_1.html#T29">RAT_1:29</a></i>;<br/>
<b>thus </b>1 <a href="prepower.html#K9" target="_self">#Q</a> <font color="Maroon">c<sub>1</sub></font> = 
<span class="p1">(<span class="default"><a href="rat_1.html#K1">denominator</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="prepower.html#K5" target="_self">-Root</a> <span class="p1">(<span class="default">1 <a href="prepower.html#K7" target="_self">#Z</a> <span class="p2">(<span class="default"><a href="rat_1.html#K2">numerator</a> <font color="Maroon">c<sub>1</sub></font></span>)</span></span>)</span>

<br/>.= 
<span class="p1">(<span class="default"><a href="rat_1.html#K1">denominator</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="prepower.html#K5" target="_self">-Root</a> 1
<b>by </b><i><a class="ref" href="prepower.html#T47" target="_self">Th47</a></i>
<br/>.= 
1
<b>by </b><i><a class="txt" href="prepower.html#E1:67"><i><font color="Green">E53</font></i></a>, <a class="ref" href="prepower.html#T29" target="_self">Th29</a></i>
;<br/>


</div>
