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<b>let </b><font color="Maroon">u</font> be   <a href="algstr_3.html#NM1">Scalar</a> of <a href="algstr_3.html#K4" target="_self">TernaryFieldEx</a> , <font color="Maroon">a</font> be   <a href="algstr_3.html#NM1">Scalar</a> of <a href="algstr_3.html#K4" target="_self">TernaryFieldEx</a> , <font color="Maroon">v</font> be   <a href="algstr_3.html#NM1">Scalar</a> of <a href="algstr_3.html#K4" target="_self">TernaryFieldEx</a> , <font color="Maroon">v'</font> be   <a href="algstr_3.html#NM1">Scalar</a> of <a href="algstr_3.html#K4" target="_self">TernaryFieldEx</a> ;<br/>

<b>reconsider </b><font color="Maroon">z</font> = <font color="Maroon">u</font>, <font color="Maroon">x</font> = <font color="Maroon">a</font>, <font color="Maroon">y</font> = <font color="Maroon">v</font>, <font color="Maroon">y'</font> = <font color="Maroon">v'</font> as   <a href="real_1.html#NM1">Real</a> ;<br/>
<a NAME="E2:16"/><i><font color="Green">E24</font></i>: 
 <a href="algstr_3.html#K1" target="_self">Tern</a> <font color="Maroon">u</font>,<font color="Maroon">a</font>,<font color="Maroon">v</font> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><font color="Maroon">z</font> <a href="real_1.html#K4">*</a> <font color="Maroon">x</font></span>)</span> <a href="real_1.html#K3">+</a> <font color="Maroon">y</font>
 
<b>by </b><i/>;<br/>
<a NAME="E3:16"/>
 <a href="algstr_3.html#K1" target="_self">Tern</a> <font color="Maroon">u</font>,<font color="Maroon">a</font>,<font color="Maroon">v'</font> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><font color="Maroon">z</font> <a href="real_1.html#K4">*</a> <font color="Maroon">x</font></span>)</span> <a href="real_1.html#K3">+</a> <font color="Maroon">y'</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E4:16"/>
(  <a href="algstr_3.html#K1" target="_self">Tern</a> <font color="Maroon">u</font>,<font color="Maroon">a</font>,<font color="Maroon">v</font> <a href="hidden.html#R1">=</a>  <a href="algstr_3.html#K1" target="_self">Tern</a> <font color="Maroon">u</font>,<font color="Maroon">a</font>,<font color="Maroon">v'</font> implies <font color="Maroon">v</font> <a href="hidden.html#R1">=</a> <font color="Maroon">v'</font> )
 <b>by </b><i/>;<br/>


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