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<b>consider </b><font color="Maroon">m</font> being   <a href="int_1.html#NM1">Integer</a>, <font color="Maroon">n</font> being   <a href="int_1.html#NM1">Integer</a><b> such that </b><br/><a NAME="E2:22_1_1"/>
<font color="Maroon">n</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> 0
 <b>and </b><br/><a NAME="E3:22_1_1"/><i><font color="Green">E28</font></i>: 
<font color="Maroon">p</font> <a href="hidden.html#R1">=</a> <font color="Maroon">m</font> <a href="xcmplx_0.html#K7">/</a> <font color="Maroon">n</font>
 <b>by </b><i/>;<br/>
<a NAME="E4:22_1_1"/>
 <a href="xcmplx_0.html#K4">-</a> <font color="Maroon">p</font> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><a href="xcmplx_0.html#K4">-</a> <font color="Maroon">m</font></span>)</span> <a href="xcmplx_0.html#K7">/</a> <font color="Maroon">n</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E5:22_1_1"/>
 <a href="xcmplx_0.html#K4">-</a> <font color="Maroon">p</font> is <a href="rat_1.html#V1" target="_self">rational</a>
 <b>by </b><i/>;<br/>


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