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<b>let </b><font color="Maroon">H</font> be   <a href="modelc_1.html#NM1">CTL-formula</a>;<br/>

<b>assume </b><a NAME="E1:27"/>
<font color="Maroon">H</font> is <a href="modelc_1.html#V2" target="_self">atomic</a>
 ;<br/>

<b>then consider </b><font color="Maroon">n</font> being    <a href="subset_1.html#M2">Element</a> of  <a href="numbers.html#K5">NAT</a> <b> such that </b><br/><a NAME="E3:27"/><i><font color="Green">E27</font></i>: 
<font color="Maroon">H</font> <a href="hidden.html#R1">=</a>  <a href="modelc_1.html#K7" target="_self">atom.</a> <font color="Maroon">n</font>
 <b>by </b><i/>;<br/>
<a NAME="E4:27"/><i><font color="Green">E28</font></i>: 
<font color="Maroon">H</font> <a href="hidden.html#R1">=</a> <span class="p1"><a href="finseq_1.html#K12">&lt;*</a><span class="default"><span class="p2">(<span class="default">5 <a href="binop_2.html#K23">+</a> <font color="Maroon">n</font></span>)</span></span><a href="finseq_1.html#K12">*&gt;</a></span>
 
<b>by </b><i/>;<br/>
<a NAME="E5:27"/><i><font color="Green">E50</font></i>: 
1 <a href="binop_2.html#K23">+</a> 0 <a href="xxreal_0.html#NR3" target="_self">&lt;</a> 1 <a href="binop_2.html#K23">+</a> <span class="p1">(<span class="default">4 <a href="binop_2.html#K23">+</a> <font color="Maroon">n</font></span>)</span>
 
<b>by </b><i><a class="ref" href="xreal_1.html#T10">XREAL_1:10</a></i>;<br/>
<a NAME="E6:27"/><i><font color="Green">E52</font></i>: 
2 <a href="binop_2.html#K23">+</a> 0 <a href="xxreal_0.html#NR3" target="_self">&lt;</a> 2 <a href="binop_2.html#K23">+</a> <span class="p1">(<span class="default">3 <a href="binop_2.html#K23">+</a> <font color="Maroon">n</font></span>)</span>
 
<b>by </b><i><a class="ref" href="xreal_1.html#T10">XREAL_1:10</a></i>;<br/>
<a NAME="E7:27"/><i><font color="Green">E53</font></i>: 
3 <a href="binop_2.html#K23">+</a> 0 <a href="xxreal_0.html#NR3" target="_self">&lt;</a> 3 <a href="binop_2.html#K23">+</a> <span class="p1">(<span class="default">2 <a href="binop_2.html#K23">+</a> <font color="Maroon">n</font></span>)</span>
 
<b>by </b><i><a class="ref" href="xreal_1.html#T10">XREAL_1:10</a></i>;<br/>
<a NAME="E8:27"/>
4 <a href="binop_2.html#K23">+</a> 0 <a href="xxreal_0.html#NR3" target="_self">&lt;</a> 4 <a href="binop_2.html#K23">+</a> <span class="p1">(<span class="default">1 <a href="binop_2.html#K23">+</a> <font color="Maroon">n</font></span>)</span>
 
<b>by </b><i><a class="ref" href="xreal_1.html#T10">XREAL_1:10</a></i>;<br/>
<b>hence </b><a NAME="E9:27"/>
( not <font color="Maroon">H</font> <a href="funct_1.html#K1">.</a> 1 <a href="hidden.html#R1">=</a> 0 &amp; not <font color="Maroon">H</font> <a href="funct_1.html#K1">.</a> 1 <a href="hidden.html#R1">=</a> 1 &amp; not <font color="Maroon">H</font> <a href="funct_1.html#K1">.</a> 1 <a href="hidden.html#R1">=</a> 2 &amp; not <font color="Maroon">H</font> <a href="funct_1.html#K1">.</a> 1 <a href="hidden.html#R1">=</a> 3 &amp; not <font color="Maroon">H</font> <a href="funct_1.html#K1">.</a> 1 <a href="hidden.html#R1">=</a> 4 )
 <b>by </b><i>, , <a class="txt" href="modelc_1.html#E3:27"><i><font color="Green">E27</font></i></a>, <a class="txt" href="modelc_1.html#E4:27"><i><font color="Green">E28</font></i></a>, <a class="ref" href="finseq_1.html#T57">FINSEQ_1:57</a></i>;<br/>


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