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

<b>let </b><font color="Maroon" title="c1">X</font> be   <a href="csspace.html#NM1" title="CSSPACE:NM.1">ComplexUnitarySpace</a>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> for <font color="Olive" title="b1">seq</font> being  <a href="struct_0.html#NM9" title="STRUCT_0:NM.9">sequence</a> of <font color="Maroon" title="c1">X</font>  st <font color="Olive" title="b1">seq</font> is <a href="funct_1.html#V3" title="FUNCT_1:attr.3">constant</a> holds <br/><font color="Olive" title="b1">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a></span><br/><b>let </b><font color="Maroon" title="c2">seq</font> be   <a href="struct_0.html#NM9" title="STRUCT_0:NM.9">sequence</a> of <font color="Maroon" title="c1">X</font>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> ( <font color="Maroon" title="c2">seq</font> is <a href="funct_1.html#V3" title="FUNCT_1:attr.3">constant</a> implies <font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a> )</span><br/>



<b>assume </b><a NAME="E1:88"/>
<font color="Maroon" title="c2">seq</font> is <a href="funct_1.html#V3" title="FUNCT_1:attr.3">constant</a>
 ; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> <font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a></span><br/>

<b>then consider </b><font color="Maroon" title="c3">x</font> being   <a href="pre_topc.html#NM2" title="PRE_TOPC:NM.2">Point</a> of <font color="Maroon" title="c1">X</font><b> such that </b><br/><a NAME="E3:88"/><i><font color="Green" title="E45">A1</font></i>: 
for <font color="Olive" title="b1">n</font> being  <a href="nat_1.html#NM1" title="NAT_1:NM.1">Nat</a> holds  <font color="Maroon" title="c2">seq</font> <a href="nat_1.html#K6" title="NAT_1:func.6">.</a> <font color="Olive" title="b1">n</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">x</font>
 <b>by </b><i><a class="ref" href="valued_0.html#D18" title="VALUED_0:def.18">VALUED_0:def 18</a></i>;<br/>
<a NAME="E4:88"/><i><font color="Green" title="E46">A2</font></i>: 
( <font color="Maroon" title="c3">x</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon">H<sub>2</sub></font>(<font color="Maroon" title="c1">X</font>) implies <font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a> )
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="88_1"><b>proof </b></a><div class="add">

<b>assume </b><a NAME="E1:88_1"/><i><font color="Green" title="E47">A3</font></i>: 
<font color="Maroon" title="c3">x</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon">H<sub>2</sub></font>(<font color="Maroon" title="c1">X</font>)
 ; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> <font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a></span><br/>

<b>consider </b><font color="Maroon" title="c4">M</font> being  <a href="xreal_0.html#V1" title="XREAL_0:attr.1">real</a>  <a href="ordinal1.html#NM1" title="ORDINAL1:NM.1">number</a> <b> such that </b><br/><a NAME="E3:88_1"/><i><font color="Green" title="E48">A4</font></i>: 
<font color="Maroon" title="c4">M</font> <a href="xxreal_0.html#NR4" title="XXREAL_0:NR.4">&gt;</a>  <a href="numbers.html#K6" title="NUMBERS:func.6">0</a> 
 <b>by </b><i><a class="ref" href="xreal_1.html#T3" title="XREAL_1:th.3">XREAL_1:3</a></i>;<br/>
<b>reconsider </b><font color="Maroon" title="c5">M</font> = <font color="Maroon" title="c4">M</font> as   <a href="real_1.html#NM1" title="REAL_1:NM.1">Real</a> <b>by </b><i><a class="ref" href="xreal_0.html#D1" title="XREAL_0:def.1">XREAL_0:def 1</a></i>;<br/>
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="88_1_1"><b>now </b></a><div class="add"><b>let </b><font color="Maroon" title="c6">n</font> be    <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of  <a href="numbers.html#K5" title="NUMBERS:func.5">NAT</a> ; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> <span class="p1"><a href="csspace.html#K13" title="CSSPACE:func.13">||.</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> <font color="Maroon" title="c6">n</font></span>)</span></span><a href="csspace.html#K13" title="CSSPACE:func.13">.||</a></span> <a href="xxreal_0.html#R1" title="XXREAL_0:pred.1">&lt;=</a> <font color="Maroon" title="c5">M</font></span><br/><a NAME="E1:88_1_1"/>
<font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> <font color="Maroon" title="c6">n</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon">H<sub>2</sub></font>(<font color="Maroon" title="c1">X</font>)
 <b>by </b><i><a class="txt" href="#E3:88"><i><font color="Green" title="E45">A1</font></i></a>, <a class="txt" href="#E1:88_1"><i><font color="Green" title="E47">A3</font></i></a></i>;<br/><b>hence </b><a NAME="E2:88_1_1"/>
<span class="p1"><a href="csspace.html#K13" title="CSSPACE:func.13">||.</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> <font color="Maroon" title="c6">n</font></span>)</span></span><a href="csspace.html#K13" title="CSSPACE:func.13">.||</a></span> <a href="xxreal_0.html#R1" title="XXREAL_0:pred.1">&lt;=</a> <font color="Maroon" title="c5">M</font>
 <b>by </b><i><a class="txt" href="#E3:88_1"><i><font color="Green" title="E48">A4</font></i></a>, <a class="ref" href="csspace.html#T44" title="CSSPACE:th.44">CSSPACE:44</a></i>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/></div><b>end;</b></div>
<b>hence </b><a NAME="E6:88_1"/>
<font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a>
 <b>by </b><i><a class="txt" href="#E3:88_1"><i><font color="Green" title="E48">A4</font></i></a>, <a class="ref" href="clvect_2.html#D10" target="_self" title="CLVECT_2:def.10">Def10</a></i>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


</div><b>end;</b></div>
<a NAME="E5:88"/>
( <font color="Maroon" title="c3">x</font> <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a> <font color="Maroon">H<sub>2</sub></font>(<font color="Maroon" title="c1">X</font>) implies <font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a> )
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="88_2"><b>proof </b></a><div class="add">

<b>assume </b><a NAME="E1:88_2"/>
<font color="Maroon" title="c3">x</font> <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a> <font color="Maroon">H<sub>2</sub></font>(<font color="Maroon" title="c1">X</font>)
 ; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> <font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a></span><br/>

<a NAME="E2:88_2"/><b>then </b><i><font color="Green" title="E47">A5</font></i>: 
( <span class="p1"><a href="csspace.html#K13" title="CSSPACE:func.13">||.</a><span class="default"><font color="Maroon" title="c3">x</font></span><a href="csspace.html#K13" title="CSSPACE:func.13">.||</a></span> <a href="xxreal_0.html#NR2" title="XXREAL_0:NR.2">&gt;=</a>  <a href="numbers.html#K6" title="NUMBERS:func.6">0</a>  &amp; <span class="p1"><a href="csspace.html#K13" title="CSSPACE:func.13">||.</a><span class="default"><font color="Maroon" title="c3">x</font></span><a href="csspace.html#K13" title="CSSPACE:func.13">.||</a></span> <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a>  <a href="numbers.html#K6" title="NUMBERS:func.6">0</a>  )
 
<b>by </b><i><a class="ref" href="csspace.html#T44" title="CSSPACE:th.44">CSSPACE:44</a>, <a class="ref" href="csspace.html#T46" title="CSSPACE:th.46">CSSPACE:46</a></i>;<br/>
<b>consider </b><font color="Maroon" title="c4">M</font> being  <a href="xreal_0.html#V1" title="XREAL_0:attr.1">real</a>  <a href="ordinal1.html#NM1" title="ORDINAL1:NM.1">number</a> <b> such that </b><br/><a NAME="E4:88_2"/><i><font color="Green" title="E48">A6</font></i>: 
<span class="p1"><a href="csspace.html#K13" title="CSSPACE:func.13">||.</a><span class="default"><font color="Maroon" title="c3">x</font></span><a href="csspace.html#K13" title="CSSPACE:func.13">.||</a></span> <a href="xxreal_0.html#NR3" title="XXREAL_0:NR.3">&lt;</a> <font color="Maroon" title="c4">M</font>
 <b>by </b><i><a class="ref" href="xreal_1.html#T3" title="XREAL_1:th.3">XREAL_1:3</a></i>;<br/>
<b>reconsider </b><font color="Maroon" title="c5">M</font> = <font color="Maroon" title="c4">M</font> as   <a href="real_1.html#NM1" title="REAL_1:NM.1">Real</a> <b>by </b><i><a class="ref" href="xreal_0.html#D1" title="XREAL_0:def.1">XREAL_0:def 1</a></i>;<br/>
<a NAME="E6:88_2"/>
for <font color="Olive" title="b1">n</font> being   <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of  <a href="numbers.html#K5" title="NUMBERS:func.5">NAT</a>  holds  <span class="p1"><a href="csspace.html#K13" title="CSSPACE:func.13">||.</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> <font color="Olive" title="b1">n</font></span>)</span></span><a href="csspace.html#K13" title="CSSPACE:func.13">.||</a></span> <a href="xxreal_0.html#R1" title="XXREAL_0:pred.1">&lt;=</a> <font color="Maroon" title="c5">M</font>
 
<b>by </b><i><a class="txt" href="#E3:88"><i><font color="Green" title="E45">A1</font></i></a>, <a class="txt" href="#E4:88_2"><i><font color="Green" title="E48">A6</font></i></a></i>;<br/>
<b>hence </b><a NAME="E7:88_2"/>
<font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a>
 <b>by </b><i><a class="txt" href="#E2:88_2"><i><font color="Green" title="E47">A5</font></i></a>, <a class="txt" href="#E4:88_2"><i><font color="Green" title="E48">A6</font></i></a>, <a class="ref" href="clvect_2.html#D10" target="_self" title="CLVECT_2:def.10">Def10</a></i>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


</div><b>end;</b></div>
<b>hence </b><a NAME="E6:88"/>
<font color="Maroon" title="c2">seq</font> is <a href="clvect_2.html#V3" title="CLVECT_2:attr.3">bounded</a>
 <b>by </b><i><a class="txt" href="#E4:88"><i><font color="Green" title="E46">A2</font></i></a></i>; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


</div>
