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<b>let </b><font color="Maroon">f</font> be   <a href="hahnban.html#NM1">Functional</a> of <font color="Maroon">V</font>;<br/>

<b>assume </b><a NAME="E1:30_3_1"/><i><font color="Green">E25</font></i>: 
<font color="Maroon">f</font> is <a href="hahnban.html#V5" target="_self">semi-homogeneous</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>; <i><font color="Red">:: according to </font></i><a class="ref" href="hahnban.html#D6" target="_self">HAHNBAN:def 6</a><br/><b>let </b><font color="Maroon">r</font> be   <a href="real_1.html#NM1">Real</a>;<br/>



<b>assume </b><a NAME="E2:30_3_1"/>
<font color="Maroon">r</font> <a href="xxreal_0.html#NR4" target="_self">&gt;</a> 0
 ;<br/>

<b>hence </b><a NAME="E3:30_3_1"/>
<font color="Maroon">f</font> <a href="funct_2.html#K3">.</a> <span class="p1">(<span class="default"><font color="Maroon">r</font> <a href="rlvect_1.html#K3">*</a> <font color="Maroon">x</font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">r</font> <a href="real_1.html#K4">*</a> <span class="p1">(<span class="default"><font color="Maroon">f</font> <a href="funct_2.html#K3">.</a> <font color="Maroon">x</font></span>)</span>
 <b>by </b><i><a class="ref" href="hahnban.html#T5" target="_self">Th5</a>, </i>;<br/>


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