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

<b>let </b><font color="Maroon">I</font> be  non <a href="xboole_0.html#V1">empty</a>  <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">J</font> be  <a href="yellow_1.html#V1">RelStr-yielding</a> <a href="waybel_3.html#V4">non-Empty</a> <a href="waybel_3.html#V5">reflexive-yielding</a>  <a href="pboole.html#M1">ManySortedSet</a> of <font color="Maroon">I</font>;<br/>



<b>assume </b><a NAME="E1:34"/><i><font color="Green">E30</font></i>: 
for <font color="Olive">i</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font> holds  <font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Olive">i</font> is  <a href="lattice3.html#V3">complete</a> <a href="waybel_3.html#V3">continuous</a> <a href="waybel_0.html#NM8">LATTICE</a>
 ;<br/>

<b>set </b><font color="Maroon">pJ</font> =  <a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font>;<br/>
<a NAME="E2:34"/><i><font color="Green">E31</font></i>: 
for <font color="Olive">i</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font> holds  <font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Olive">i</font> is  <a href="lattice3.html#V3">complete</a> <a href="waybel_0.html#NM8">LATTICE</a>
 
<b>by </b><i/>;<br/>
<b>then reconsider </b><font color="Maroon">pJ'</font> =  <a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font> as  <a href="lattice3.html#V3">complete</a> <a href="waybel_0.html#NM8">LATTICE</a> <b>by </b><i><a class="ref" href="waybel_3.html#T31">WAYBEL_3:31</a></i>;<br/>
<div><b>hereby </b> <i><font color="Red">:: according to </font></i><a class="ref" href="waybel_3.html#D6">WAYBEL_3:def 6</a>
<div class="add"><b>let </b><font color="Maroon">x</font> be   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font></span>)</span>;<br/><b>reconsider </b><font color="Maroon">x'</font> = <font color="Maroon">x</font> as   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">pJ'</font> ;<br/><a NAME="E2:34_1"/>
not  <a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x'</font> is <a href="xboole_0.html#V1">empty</a>
 ;<br/><b>hence </b><a NAME="E3:34_1"/>
not  <a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font> is <a href="xboole_0.html#V1">empty</a>
 ;<br/><a NAME="E4:34_1"/>
 <a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x'</font> is <a href="waybel_0.html#V1">directed</a>
 ;<br/><b>hence </b><a NAME="E5:34_1"/>
 <a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font> is <a href="waybel_0.html#V1">directed</a>
 ;<br/></div>
<b>end;</b></div>

<a NAME="E5:34"/>
<font color="Maroon">pJ'</font> is <a href="waybel_0.html#V24">up-complete</a>
 
;<br/>
<b>hence </b><a NAME="E6:34"/>
 <a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font> is <a href="waybel_0.html#V24">up-complete</a>
 ;<br/>

<b>let </b><font color="Maroon">x</font> be   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font></span>)</span>; <i><font color="Red">:: according to </font></i><a class="ref" href="waybel_3.html#D5">WAYBEL_3:def 5</a><br/>

<b>set </b><font color="Maroon">swx</font> =  <a href="yellow_0.html#NK3" target="_self">sup</a> <span class="p1">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span>;<br/>
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="34_2"><b>now </b></a><div class="add"><b>thus </b><a NAME="E1:34_2"/>
 <a href="relat_1.html#K1">dom</a> <font color="Maroon">x</font> <a href="hidden.html#R1">=</a> <font color="Maroon">I</font>
 <b>by </b><i><a class="ref" href="waybel_3.html#T27">WAYBEL_3:27</a></i>;<br/><b>thus </b><a NAME="E2:34_2"/>
 <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><a href="yellow_0.html#NK3" target="_self">sup</a> <span class="p2">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">I</font>
 <b>by </b><i><a class="ref" href="waybel_3.html#T27">WAYBEL_3:27</a></i>;<br/><b>let </b><font color="Maroon">i</font> be    <a href="hidden.html#M1">set</a> ;<br/><b>assume </b><a NAME="E3:34_2"/>
<font color="Maroon">i</font> <a href="hidden.html#R2">in</a> <font color="Maroon">I</font>
 ;<br/><b>then reconsider </b><font color="Maroon">i'</font> = <font color="Maroon">i</font> as    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font> ;<br/><a NAME="E5:34_2"/><i><font color="Green">E37</font></i>: 
<span class="p1">(<span class="default"><a href="yellow_0.html#NK3" target="_self">sup</a> <span class="p2">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span></span>)</span> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font> <a href="hidden.html#R1">=</a>  <a href="yellow_0.html#NK3" target="_self">sup</a> <span class="p1">(<span class="default"><a href="waybel_3.html#K5">pi</a> <span class="p2">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span>,<font color="Maroon">i'</font></span>)</span>
 <b>by </b><i>, <a class="ref" href="waybel_3.html#T32">WAYBEL_3:32</a></i>;<br/><div><a class="txt" onclick="hs2(this)" href="javascript:()" title="34_2_1"><b>now </b></a><div class="add"><b>let </b><font color="Maroon">a</font> be    <a href="hidden.html#M1">set</a> ;<br/><div><b>hereby </b>
<div class="add"><b>assume </b><a NAME="E1:34_2_1_1"/>
<font color="Maroon">a</font> <a href="hidden.html#R2">in</a>  <a href="waybel_3.html#K5">pi</a> <span class="p1">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span>,<font color="Maroon">i'</font>
 ;<br/><b>then consider </b><font color="Maroon">f</font> being   <a href="funct_1.html#NM1">Function</a><b> such that </b><br/><a NAME="E3:34_2_1_1"/><i><font color="Green">E39</font></i>: 
<font color="Maroon">f</font> <a href="hidden.html#R2">in</a>  <a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font>
 <b>and </b><br/><a NAME="E4:34_2_1_1"/><i><font color="Green">E40</font></i>: 
<font color="Maroon">a</font> <a href="hidden.html#R1">=</a> <font color="Maroon">f</font> <a href="funct_1.html#K1">.</a> <font color="Maroon">i</font>
 <b>by </b><i><a class="ref" href="card_3.html#D6">CARD_3:def 6</a></i>;<br/><b>reconsider </b><font color="Maroon">f</font> = <font color="Maroon">f</font> as   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font></span>)</span> <b>by </b><i><a class="ref" href="waybel20.html#T1" target="_self">Th1</a></i>;<br/><a NAME="E6:34_2_1_1"/>
<font color="Maroon">f</font> <a href="waybel_3.html#NR2" target="_self">&lt;&lt;</a> <font color="Maroon">x</font>
 <b>by </b><i><a class="ref" href="waybel20.html#T1" target="_self">Th1</a>, <a class="ref" href="waybel_3.html#T7">WAYBEL_3:7</a></i>;<br/><a NAME="E7:34_2_1_1"/><b>then </b>
<font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font> <a href="waybel_3.html#NR2" target="_self">&lt;&lt;</a> <font color="Maroon">x</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font>
 <b>by </b><i>, <a class="ref" href="waybel_3.html#T33">WAYBEL_3:33</a></i>;<br/><b>hence </b><a NAME="E8:34_2_1_1"/>
<font color="Maroon">a</font> <a href="hidden.html#R2">in</a>  <a href="waybel_3.html#K1">waybelow</a> <span class="p1">(<span class="default"><font color="Maroon">x</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font></span>)</span>
 <b>by </b><i/>;<br/></div>
<b>end;</b></div><b>assume </b><a NAME="E2:34_2_1"/><i><font color="Green">E41</font></i>: 
<font color="Maroon">a</font> <a href="hidden.html#R2">in</a>  <a href="waybel_3.html#K1">waybelow</a> <span class="p1">(<span class="default"><font color="Maroon">x</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font></span>)</span>
 ;<br/><b>deffunc </b><font color="Maroon">H<sub>1</sub></font>(   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font>) <b>-&gt; </b>   <a href="subset_1.html#M1">Element</a> of the <a href="struct_0.html#U1">carrier</a> of <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">a<sub>1</sub></font></span>)</span> =  <a href="yellow_0.html#K3">Bottom</a> <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">a<sub>1</sub></font></span>)</span>;<br/><b>consider </b><font color="Maroon">g</font> being    <a href="pboole.html#M1">ManySortedSet</a> of <font color="Maroon">I</font><b> such that </b><br/><a NAME="E4:34_2_1"/><i><font color="Green">E42</font></i>: 
for <font color="Olive">i</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font> holds  <font color="Maroon">g</font> <a href="funct_1.html#K1">.</a> <font color="Olive">i</font> <a href="hidden.html#R1">=</a> <font color="Maroon">H<sub>1</sub></font>(<font color="Olive">i</font>)
 <b>from </b><i><a class="ref" href="pboole.html#S5">PBOOLE:sch 5</a>();<br/></i><a NAME="E5:34_2_1"/><i><font color="Green">E44</font></i>: 
 <a href="relat_1.html#K1">dom</a> <font color="Maroon">g</font> <a href="hidden.html#R1">=</a> <font color="Maroon">I</font>
 <b>by </b><i><a class="ref" href="pboole.html#D3">PBOOLE:def 3</a></i>;<br/><b>set </b><font color="Maroon">f</font> = <font color="Maroon">g</font> <a href="funct_7.html#K2">+*</a> <font color="Maroon">i</font>,<font color="Maroon">a</font>;<br/><a NAME="E6:34_2_1"/><i><font color="Green">E45</font></i>: 
 <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><font color="Maroon">g</font> <a href="funct_7.html#K2">+*</a> <font color="Maroon">i</font>,<font color="Maroon">a</font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">I</font>
 <b>by </b><i>, <a class="ref" href="funct_7.html#T32">FUNCT_7:32</a></i>;<br/><div><a class="txt" onclick="hs2(this)" href="javascript:()" title="34_2_1_2"><b>now </b></a><div class="add"><b>let </b><font color="Maroon">j</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font>;<br/><div><a class="txt" onclick="hsNdiv(this)" href="javascript:()" title="34_2_1_2_1"><b>per </b></a><a class="txt" onclick="hs(this)" href="javascript:()"><b>cases </b></a><span class="hide"><a NAME="E1:34_2_1_2_1"/>
( <font color="Maroon">i'</font> <a href="hidden.html#R1">=</a> <font color="Maroon">j</font> or <font color="Maroon">i'</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> <font color="Maroon">j</font> )
 </span>;<br/><div class="add"><div><a class="txt" onclick="hsNdiv(this)" href="javascript:()" title="34_2_1_2_1_1"><b>suppose </b></a><a NAME="E1:34_2_1_2_1_1"/>
<font color="Maroon">i'</font> <a href="hidden.html#R1">=</a> <font color="Maroon">j</font>
 ;<br/><div class="add"><b>hence </b><a NAME="E2:34_2_1_2_1_1"/>
<span class="p1">(<span class="default"><font color="Maroon">g</font> <a href="funct_7.html#K2">+*</a> <font color="Maroon">i</font>,<font color="Maroon">a</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">j</font> is   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">j</font></span>)</span>
 <b>by </b><i><a class="ref" href="waybel20.html#T1" target="_self">Th1</a>, , <a class="ref" href="funct_7.html#T33">FUNCT_7:33</a></i>;<br/></div><b>end;</b></div><div><a class="txt" onclick="hsNdiv(this)" href="javascript:()" title="34_2_1_2_1_2"><b>suppose </b></a><a NAME="E1:34_2_1_2_1_2"/>
<font color="Maroon">i'</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> <font color="Maroon">j</font>
 ;<br/><div class="add"><b>then </b><span class="p1">(<span class="default"><font color="Maroon">g</font> <a href="funct_7.html#K2">+*</a> <font color="Maroon">i</font>,<font color="Maroon">a</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">j</font> = 
<font color="Maroon">g</font> <a href="funct_1.html#K1">.</a> <font color="Maroon">j</font>
<b>by </b><i><a class="ref" href="funct_7.html#T34">FUNCT_7:34</a></i>
<br/>.= 
 <a href="yellow_0.html#K3">Bottom</a> <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">j</font></span>)</span>
<b>by </b><i/>
;<br/><b>hence </b><a NAME="E3:34_2_1_2_1_2"/>
<span class="p1">(<span class="default"><font color="Maroon">g</font> <a href="funct_7.html#K2">+*</a> <font color="Maroon">i</font>,<font color="Maroon">a</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">j</font> is   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">j</font></span>)</span>
 ;<br/></div><b>end;</b></div></div><b>end;</b></div></div><b>end;</b></div><b>then reconsider </b><font color="Maroon">f</font> = <font color="Maroon">g</font> <a href="funct_7.html#K2">+*</a> <font color="Maroon">i</font>,<font color="Maroon">a</font> as   <a href="struct_0.html#NM1">Element</a> of <span class="p1">(<span class="default"><a href="yellow_1.html#K5">product</a> <font color="Maroon">J</font></span>)</span> <b>by </b><i>, <a class="ref" href="waybel_3.html#T27">WAYBEL_3:27</a></i>;<br/><div><i><font color="Green">E46</font></i>: <a class="txt" onclick="hs2(this)" href="javascript:()" title="34_2_1_3"><b>now </b></a><div class="add"><b>let </b><font color="Maroon">j</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font>;<br/><div><a class="txt" onclick="hsNdiv(this)" href="javascript:()" title="34_2_1_3_1"><b>per </b></a><a class="txt" onclick="hs(this)" href="javascript:()"><b>cases </b></a><span class="hide"><a NAME="E1:34_2_1_3_1"/>
( <font color="Maroon">i'</font> <a href="hidden.html#R1">=</a> <font color="Maroon">j</font> or <font color="Maroon">i'</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> <font color="Maroon">j</font> )
 </span>;<br/><div class="add"><div><a class="txt" onclick="hsNdiv(this)" href="javascript:()" title="34_2_1_3_1_1"><b>suppose </b></a><a NAME="E1:34_2_1_3_1_1"/><i><font color="Green">E47</font></i>: 
<font color="Maroon">i'</font> <a href="hidden.html#R1">=</a> <font color="Maroon">j</font>
 ;<br/><div class="add"><a NAME="E2:34_2_1_3_1_1"/>
<font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font> <a href="hidden.html#R1">=</a> <font color="Maroon">a</font>
 <b>by </b><i>, <a class="ref" href="funct_7.html#T33">FUNCT_7:33</a></i>;<br/><b>hence </b><a NAME="E3:34_2_1_3_1_1"/>
<font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">j</font> <a href="waybel_3.html#NR2" target="_self">&lt;&lt;</a> <font color="Maroon">x</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">j</font>
 <b>by </b><i><a class="ref" href="waybel20.html#T1" target="_self">Th1</a>, <a class="txt" href="waybel20.html#E1:34"><i><font color="Green">E30</font></i></a>, <a class="ref" href="waybel_3.html#T7">WAYBEL_3:7</a></i>;<br/></div><b>end;</b></div><div><a class="txt" onclick="hsNdiv(this)" href="javascript:()" title="34_2_1_3_1_2"><b>suppose </b></a><a NAME="E1:34_2_1_3_1_2"/><i><font color="Green">E49</font></i>: 
<font color="Maroon">i'</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> <font color="Maroon">j</font>
 ;<br/><div class="add"><a NAME="E2:34_2_1_3_1_2"/><i><font color="Green">E50</font></i>: 
<font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">j</font> is  <a href="lattice3.html#V3">complete</a> <a href="waybel_0.html#NM8">LATTICE</a>
 <b>by </b><i/>;<br/><font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">j</font> = 
<font color="Maroon">g</font> <a href="funct_1.html#K1">.</a> <font color="Maroon">j</font>
<b>by </b><i><a class="txt" href="waybel20.html#E1:34"><i><font color="Green">E30</font></i></a>, <a class="ref" href="funct_7.html#T34">FUNCT_7:34</a></i>
<br/>.= 
 <a href="yellow_0.html#K3">Bottom</a> <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">j</font></span>)</span>
<b>by </b><i/>
;<br/><b>hence </b><a NAME="E4:34_2_1_3_1_2"/>
<font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">j</font> <a href="waybel_3.html#NR2" target="_self">&lt;&lt;</a> <font color="Maroon">x</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">j</font>
 <b>by </b><i><a class="txt" href="waybel20.html#E2:34"><i><font color="Green">E31</font></i></a>, <a class="ref" href="waybel_3.html#T4">WAYBEL_3:4</a></i>;<br/></div><b>end;</b></div></div><b>end;</b></div></div><b>end;</b></div><b>reconsider </b><font color="Maroon">K</font> = <span class="p1"><a href="domain_1.html#K6">{</a><span class="default"><font color="Maroon">i'</font></span><a href="domain_1.html#K6">}</a></span> as  <a href="finset_1.html#V1">finite</a> <a href="subset_1.html#NM2">Subset</a> of <font color="Maroon">I</font> ;<br/><div><a class="txt" onclick="hs2(this)" href="javascript:()" title="34_2_1_4"><b>now </b></a><div class="add"><b>let </b><font color="Maroon">j</font> be    <a href="subset_1.html#M1">Element</a> of <font color="Maroon">I</font>;<br/><b>assume </b><a NAME="E1:34_2_1_4"/>
not <font color="Maroon">j</font> <a href="hidden.html#R2">in</a> <font color="Maroon">K</font>
 ;<br/><a NAME="E2:34_2_1_4"/><b>then </b>
<font color="Maroon">j</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> <font color="Maroon">i'</font>
 <b>by </b><i><a class="ref" href="tarski.html#D1">TARSKI:def 1</a></i>;<br/><b>hence </b><font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">j</font> = 
<font color="Maroon">g</font> <a href="funct_1.html#K1">.</a> <font color="Maroon">j</font>
<b>by </b><i><a class="ref" href="funct_7.html#T34">FUNCT_7:34</a></i>
<br/>.= 
 <a href="yellow_0.html#K3">Bottom</a> <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">j</font></span>)</span>
<b>by </b><i/>
;<br/><br/></div><b>end;</b></div><a NAME="E12:34_2_1"/><b>then </b>
<font color="Maroon">f</font> <a href="waybel_3.html#NR2" target="_self">&lt;&lt;</a> <font color="Maroon">x</font>
 <b>by </b><i>, , <a class="ref" href="waybel_3.html#T33">WAYBEL_3:33</a></i>;<br/><a NAME="E13:34_2_1"/><b>then </b><i><font color="Green">E52</font></i>: 
<font color="Maroon">f</font> <a href="hidden.html#R2">in</a>  <a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font>
 ;<br/><a NAME="E14:34_2_1"/>
<font color="Maroon">a</font> <a href="hidden.html#R1">=</a> <font color="Maroon">f</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font>
 <b>by </b><i>, <a class="ref" href="funct_7.html#T33">FUNCT_7:33</a></i>;<br/><b>hence </b><a NAME="E15:34_2_1"/>
<font color="Maroon">a</font> <a href="hidden.html#R2">in</a>  <a href="waybel_3.html#K5">pi</a> <span class="p1">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span>,<font color="Maroon">i'</font>
 <b>by </b><i><a class="txt" href="waybel20.html#E1:34"><i><font color="Green">E30</font></i></a>, <a class="ref" href="card_3.html#D6">CARD_3:def 6</a></i>;<br/></div><b>end;</b></div><a NAME="E7:34_2"/><b>then </b><i><font color="Green">E53</font></i>: 
 <a href="waybel_3.html#K5">pi</a> <span class="p1">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span>,<font color="Maroon">i'</font> <a href="hidden.html#R1">=</a>  <a href="waybel_3.html#K1">waybelow</a> <span class="p1">(<span class="default"><font color="Maroon">x</font> <a href="waybel_3.html#K7">.</a> <font color="Maroon">i'</font></span>)</span>
 <b>by </b><i><a class="ref" href="tarski.html#T2">TARSKI:2</a></i>;<br/><a NAME="E8:34_2"/>
<font color="Maroon">J</font> <a href="waybel_3.html#K6">.</a> <font color="Maroon">i'</font> is <a href="waybel_3.html#V2">satisfying_axiom_of_approximation</a>
 <b>by </b><i/>;<br/><b>hence </b><a NAME="E9:34_2"/>
<font color="Maroon">x</font> <a href="funct_1.html#K1">.</a> <font color="Maroon">i</font> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><a href="yellow_0.html#NK3" target="_self">sup</a> <span class="p2">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">i</font>
 <b>by </b><i>, <a class="ref" href="waybel20.html#T1" target="_self">Th1</a>, <a class="ref" href="waybel_3.html#D5">WAYBEL_3:def 5</a></i>;<br/></div><b>end;</b></div>
<b>hence </b><a NAME="E8:34"/>
<font color="Maroon">x</font> <a href="hidden.html#R1">=</a>  <a href="yellow_0.html#NK3" target="_self">sup</a> <span class="p1">(<span class="default"><a href="waybel_3.html#K1">waybelow</a> <font color="Maroon">x</font></span>)</span>
 <b>by </b><i><a class="ref" href="funct_1.html#T9">FUNCT_1:9</a></i>;<br/>


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