<?xml version="1.0"?>
<div class="add">

<b>set </b><font color="Maroon" title="c1">W</font> =  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a> ;<br/>
<a NAME="E1:6_2_1"/><i><font color="Green" title="E6">A1</font></i>: 
for <font color="Olive" title="b1">v</font>, <font color="Olive" title="b2">u</font> being  <a href="clvect_1.html#NM1" title="CLVECT_1:NM.1">VECTOR</a> of <a href="csspace.html#K7" title="CSSPACE:func.7">Linear_Space_of_ComplexSequences</a>   st <font color="Olive" title="b1">v</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a>  &amp; <font color="Olive" title="b2">u</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a>  holds <br/><font color="Olive" title="b1">v</font> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <font color="Olive" title="b2">u</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a> 
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="6_2_1_1"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon" title="c2">v</font>, <font color="Maroon" title="c3">u</font> be   <a href="clvect_1.html#NM1" title="CLVECT_1:NM.1">VECTOR</a> of <a href="csspace.html#K7" title="CSSPACE:func.7">Linear_Space_of_ComplexSequences</a> ;<br/>

<b>assume </b><a NAME="E1:6_2_1_1"/><i><font color="Green" title="E7">A2</font></i>: 
( <font color="Maroon" title="c2">v</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a>  &amp; <font color="Maroon" title="c3">u</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a>  )
 ;<br/>

<a NAME="E2:6_2_1_1"/>
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">v</font> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <font color="Maroon" title="c3">u</font></span>)</span> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="6_2_1_1_1"><b>proof </b></a><div class="add">

<a NAME="E1:6_2_1_1_1"/><i><font color="Green" title="E8">A3</font></i>: 
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c2">v</font> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 
<b>by </b><i><a class="txt" href="csspace4.html#E1:6_2_1_1"><i><font color="Green" title="E7">A2</font></i></a>, <a class="ref" href="csspace4.html#D1" target="_self" title="CSSPACE4:def.1">Def1</a></i>;<br/>
<a NAME="E2:6_2_1_1_1"/><i><font color="Green" title="E9">A4</font></i>: 
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c3">u</font> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 
<b>by </b><i><a class="txt" href="csspace4.html#E1:6_2_1_1"><i><font color="Green" title="E7">A2</font></i></a>, <a class="ref" href="csspace4.html#D1" target="_self" title="CSSPACE4:def.1">Def1</a></i>;<br/>
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">v</font> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <font color="Maroon" title="c3">u</font></span>)</span> = 
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c2">v</font></span>)</span> <a href="valued_1.html#K2" title="VALUED_1:func.2">+</a> <span class="p2">(<span class="default"><a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c3">u</font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="csspace.html#T4" title="CSSPACE:th.4">CSSPACE:4</a>, <a class="ref" href="csspace.html#D7" title="CSSPACE:def.7">CSSPACE:def 7</a></i>
<br/>.= 
<span class="p1">(<span class="default"><a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c2">v</font></span>)</span> <a href="valued_1.html#K2" title="VALUED_1:func.2">+</a> <span class="p1">(<span class="default"><a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c3">u</font></span>)</span>
<b>by </b><i><a class="ref" href="csspace.html#T3" title="CSSPACE:th.3">CSSPACE:3</a></i>
;<br/>
<b>hence </b><a NAME="E4:6_2_1_1_1"/>
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">v</font> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <font color="Maroon" title="c3">u</font></span>)</span> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 <b>by </b><i><a class="txt" href="csspace4.html#E1:6_2_1_1_1"><i><font color="Green" title="E8">A3</font></i></a>, <a class="txt" href="csspace4.html#E2:6_2_1_1_1"><i><font color="Green" title="E9">A4</font></i></a>, <a class="txt" href="csspace4.html#E4"><i><font color="Green" title="E4">Lm3</font></i></a></i>;<br/>


</div><b>end;</b></div>
<b>hence </b><a NAME="E3:6_2_1_1"/>
<font color="Maroon" title="c2">v</font> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <font color="Maroon" title="c3">u</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a> 
 <b>by </b><i><a class="ref" href="csspace4.html#D1" target="_self" title="CSSPACE4:def.1">Def1</a>, <a class="ref" href="csspace.html#D7" title="CSSPACE:def.7">CSSPACE:def 7</a></i>;<br/>


</div><b>end;</b></div>
<a NAME="E2:6_2_1"/>
for <font color="Olive" title="b1">c</font> being  <a href="cfunct_1.html#NM1" title="CFUNCT_1:NM.1">Complex</a><br/> for <font color="Olive" title="b2">v</font> being  <a href="clvect_1.html#NM1" title="CLVECT_1:NM.1">VECTOR</a> of <a href="csspace.html#K7" title="CSSPACE:func.7">Linear_Space_of_ComplexSequences</a>   st <font color="Olive" title="b2">v</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a>  holds <br/><font color="Olive" title="b1">c</font> <a href="clvect_1.html#K1" title="CLVECT_1:func.1">*</a> <font color="Olive" title="b2">v</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a> 
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="6_2_1_2"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon" title="c2">c</font> be   <a href="cfunct_1.html#NM1" title="CFUNCT_1:NM.1">Complex</a>;<br/><b>let </b><font color="Maroon" title="c3">v</font> be   <a href="clvect_1.html#NM1" title="CLVECT_1:NM.1">VECTOR</a> of <a href="csspace.html#K7" title="CSSPACE:func.7">Linear_Space_of_ComplexSequences</a> ;<br/>



<b>assume </b><a NAME="E1:6_2_1_2"/><i><font color="Green" title="E7">A5</font></i>: 
<font color="Maroon" title="c3">v</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a> 
 ;<br/>

<a NAME="E2:6_2_1_2"/>
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">c</font> <a href="clvect_1.html#K1" title="CLVECT_1:func.1">*</a> <font color="Maroon" title="c3">v</font></span>)</span> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="6_2_1_2_1"><b>proof </b></a><div class="add">

<a NAME="E1:6_2_1_2_1"/><i><font color="Green" title="E8">A6</font></i>: 
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c3">v</font> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 
<b>by </b><i><a class="txt" href="csspace4.html#E1:6_2_1_2"><i><font color="Green" title="E7">A5</font></i></a>, <a class="ref" href="csspace4.html#D1" target="_self" title="CSSPACE4:def.1">Def1</a></i>;<br/>
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">c</font> <a href="clvect_1.html#K1" title="CLVECT_1:func.1">*</a> <font color="Maroon" title="c3">v</font></span>)</span> = 
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">c</font> <a href="valued_1.html#K25" title="VALUED_1:func.25">(#)</a> <span class="p2">(<span class="default"><a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c3">v</font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="csspace.html#T5" title="CSSPACE:th.5">CSSPACE:5</a>, <a class="ref" href="csspace.html#D7" title="CSSPACE:def.7">CSSPACE:def 7</a></i>
<br/>.= 
<font color="Maroon" title="c2">c</font> <a href="valued_1.html#K25" title="VALUED_1:func.25">(#)</a> <span class="p1">(<span class="default"><a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <font color="Maroon" title="c3">v</font></span>)</span>
<b>by </b><i><a class="ref" href="csspace.html#T3" title="CSSPACE:th.3">CSSPACE:3</a></i>
;<br/>
<b>hence </b><a NAME="E3:6_2_1_2_1"/>
 <a href="csspace.html#K2" title="CSSPACE:func.2">seq_id</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">c</font> <a href="clvect_1.html#K1" title="CLVECT_1:func.1">*</a> <font color="Maroon" title="c3">v</font></span>)</span> is <a href="comseq_2.html#V1" title="COMSEQ_2:attr.1">bounded</a>
 <b>by </b><i><a class="txt" href="csspace4.html#E1:6_2_1_2_1"><i><font color="Green" title="E8">A6</font></i></a>, <a class="txt" href="csspace4.html#E5"><i><font color="Green" title="E5">Lm4</font></i></a></i>;<br/>


</div><b>end;</b></div>
<b>hence </b><a NAME="E3:6_2_1_2"/>
<font color="Maroon" title="c2">c</font> <a href="clvect_1.html#K1" title="CLVECT_1:func.1">*</a> <font color="Maroon" title="c3">v</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a> 
 <b>by </b><i><a class="ref" href="csspace4.html#D1" target="_self" title="CSSPACE4:def.1">Def1</a>, <a class="ref" href="csspace.html#D7" title="CSSPACE:def.7">CSSPACE:def 7</a></i>;<br/>


</div><b>end;</b></div>
<b>hence </b><a NAME="E3:6_2_1"/>
 <a href="csspace4.html#K1" title="CSSPACE4:func.1">the_set_of_BoundedComplexSequences</a>  is <a href="clvect_1.html#V3" title="CLVECT_1:attr.3">linearly-closed</a>
 <b>by </b><i><a class="txt" href="csspace4.html#E1:6_2_1"><i><font color="Green" title="E6">A1</font></i></a>, <a class="ref" href="clvect_1.html#D4" title="CLVECT_1:def.4">CLVECT_1:def 4</a></i>;<br/>


</div>
