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<b>let </b><font color="Maroon">u</font> be   <a href="clvect_1.html#NM1">VECTOR</a> of <a href="csspace.html#K20">Complex_l2_Space</a> ;<br/>

<a NAME="E1:12"/>
<font color="Maroon">u</font> is   <a href="clvect_1.html#NM1">VECTOR</a> of <a href="csspace.html#K7">Linear_Space_of_ComplexSequences</a> 
 
<b>by </b><i><a class="ref" href="clvect_1.html#T30">CLVECT_1:30</a>, <a class="ref" href="csspace.html#T15">CSSPACE:15</a>, <a class="ref" href="csspace.html#D20">CSSPACE:def 20</a></i>;<br/>
<b>hence </b><a NAME="E2:12"/>
<font color="Maroon">u</font> <a href="hidden.html#R1">=</a>  <a href="csspace.html#K2">seq_id</a> <font color="Maroon">u</font>
 <b>by </b><i><a class="ref" href="csspace.html#T17">CSSPACE:17</a></i>;<br/>


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