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<b>let </b><font color="Maroon">V</font> be   <a href="rlvect_1.html#NM2">RealLinearSpace</a>;<br/><b>let </b><font color="Maroon">x</font> be   <a href="rlvect_1.html#NM1">VECTOR</a> of <font color="Maroon">V</font>;<br/><b>let </b><font color="Maroon">y</font> be   <a href="rlvect_1.html#NM1">VECTOR</a> of <font color="Maroon">V</font>;<br/><b>let </b><font color="Maroon">u</font> be   <a href="rlvect_1.html#NM1">VECTOR</a> of <font color="Maroon">V</font>;<br/>







<b>assume </b><a NAME="E1:17"/><i><font color="Green">E39</font></i>: 
 <a href="analmetr.html#R1">Gen</a> <font color="Maroon">x</font>,<font color="Maroon">y</font>
 ;<br/>

<b>take </b>
 <a href="analort.html#K2" target="_self">Ortm</a> <font color="Maroon">x</font>,<font color="Maroon">y</font>,<font color="Maroon">u</font>
;<br/>

<b>thus </b><a NAME="E2:17"/>
<font color="Maroon">u</font> <a href="hidden.html#R1">=</a>  <a href="analort.html#K2" target="_self">Ortm</a> <font color="Maroon">x</font>,<font color="Maroon">y</font>,<span class="p1">(<span class="default"><a href="analort.html#K2" target="_self">Ortm</a> <font color="Maroon">x</font>,<font color="Maroon">y</font>,<font color="Maroon">u</font></span>)</span>
 <b>by </b><i>, </i>;<br/>


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