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<b>let </b><font color="Maroon">c<sub>2</sub></font> be   <a href="hahnban1.html#NM3">RFunctional</a> of <font color="Maroon">c<sub>1</sub></font>;<br/>

<b>assume </b><a NAME="E1:55_1_1"/><i><font color="Green">E34</font></i>: 
<font color="Maroon">c<sub>2</sub></font> is <a href="hahnban1.html#V6" target="_self">Real_homogeneous</a>
 ;<br/>

<i><font color="Green">E35</font></i>:  <a href="rlvect_1.html#K1">0.</a> <a href="complfld.html#K1">F_Complex</a>  = 
0 <a href="xcmplx_0.html#K2">+</a> <span class="p1">(<span class="default">0 <a href="xcmplx_0.html#K3">*</a> <a href="complex1.html#K7">&lt;i&gt;</a> </span>)</span>
<b>by </b><i><a class="ref" href="complfld.html#T9">COMPLFLD:9</a>, <a class="ref" href="complex1.html#D6">COMPLEX1:def 6</a></i>
<br/>.= 
<span class="p1"><a href="hahnban1.html#K1" target="_self">[**</a><span class="default">0,0</span><a href="hahnban1.html#K1" target="_self">**]</a></span>

;<br/>
<b>thus </b><font color="Maroon">c<sub>2</sub></font> <a href="funct_2.html#K3">.</a> <span class="p1">(<span class="default"><a href="rlvect_1.html#K1">0.</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> = 
<font color="Maroon">c<sub>2</sub></font> <a href="funct_2.html#K3">.</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="rlvect_1.html#K1">0.</a> <a href="complfld.html#K1">F_Complex</a> </span>)</span> <a href="vectsp_1.html#K6">*</a> <span class="p2">(<span class="default"><a href="rlvect_1.html#K1">0.</a> <font color="Maroon">c<sub>1</sub></font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="vectsp_1.html#T59">VECTSP_1:59</a></i>
<br/>.= 
0 <a href="real_1.html#K4">*</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="funct_2.html#K3">.</a> <span class="p2">(<span class="default"><a href="rlvect_1.html#K1">0.</a> <font color="Maroon">c<sub>1</sub></font></span>)</span></span>)</span>
<b>by </b><i><a class="txt" href="hahnban1.html#E1:55_1_1"><i><font color="Green">E34</font></i></a>, <a class="txt" href="hahnban1.html#E2:55_1_1"><i><font color="Green">E35</font></i></a>, <a class="ref" href="hahnban1.html#D18" target="_self">Def18</a></i>
<br/>.= 
0

; <i><font color="Red">:: according to </font></i><a class="ref" href="hahnban1.html#D20" target="_self">HAHNBAN1:def 20</a><br/>


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