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<a NAME="E1:28"/><i><font color="Green">E42</font></i>: 
for <font color="Olive">h</font>, <font color="Olive">g</font> being  <a href="struct_0.html#NM1">Element</a> of <a href="gr_cy_1.html#K3" target="_self">INT.Group</a> <br/> for <font color="Olive">A</font>, <font color="Olive">B</font> being  <a href="int_1.html#NM1">Integer</a>  st <font color="Olive">h</font> <a href="hidden.html#R1">=</a> <font color="Olive">A</font> &amp; <font color="Olive">g</font> <a href="hidden.html#R1">=</a> <font color="Olive">B</font> holds <br/><font color="Olive">h</font> <a href="group_1.html#K1">*</a> <font color="Olive">g</font> <a href="hidden.html#R1">=</a> <font color="Olive">A</font> <a href="xcmplx_0.html#K2">+</a> <font color="Olive">B</font>
 
<b>by </b><i/>;<br/>
<b>let </b><font color="Maroon">h</font> be   <a href="struct_0.html#NM1">Element</a> of <a href="gr_cy_1.html#K3" target="_self">INT.Group</a> ;<br/>

<b>reconsider </b><font color="Maroon">g</font> =  <a href="xcmplx_0.html#K4">-</a> <font color="Maroon">h</font> as   <a href="struct_0.html#NM1">Element</a> of <a href="gr_cy_1.html#K3" target="_self">INT.Group</a>  <b>by </b><i><a class="ref" href="int_1.html#D2">INT_1:def 2</a></i>;<br/>
<font color="Maroon">h</font> <a href="group_1.html#K1">*</a> <font color="Maroon">g</font> = 
<font color="Maroon">h</font> <a href="xcmplx_0.html#K2">+</a> <span class="p1">(<span class="default"><a href="xcmplx_0.html#K4">-</a> <font color="Maroon">h</font></span>)</span>
<b>by </b><i/>
<br/>.= 
 <a href="group_1.html#K2">1.</a> <a href="gr_cy_1.html#K3" target="_self">INT.Group</a> 
<b>by </b><i/>
;<br/>
<b>hence </b><a NAME="E4:28"/>
<font color="Maroon">h</font> <a href="group_1.html#K3">"</a>  <a href="hidden.html#R1">=</a>  <a href="xcmplx_0.html#K4">-</a> <font color="Maroon">h</font>
 <b>by </b><i><a class="ref" href="group_1.html#T20">GROUP_1:20</a></i>;<br/>


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