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

<b>let </b><font color="Maroon">c<sub>2</sub></font> be   <a href="rat_1.html#NM1">Rational</a>;<br/>

<a NAME="E1:25"/>
<font color="Maroon">c<sub>2</sub></font> <a href="xcmplx_0.html#K5">"</a>  <a href="hidden.html#R1">=</a> 1 <a href="xcmplx_0.html#K7">/</a> <font color="Maroon">c<sub>2</sub></font>
 
;<br/>
<b>hence </b><a NAME="E2:25"/>
<font color="Maroon">c<sub>2</sub></font> <a href="xcmplx_0.html#K5">"</a>  is   <a href="rat_1.html#NM1">Rational</a>
 ;<br/>


</div>
