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<b>let </b><font color="Maroon">k</font> be    <a href="subset_1.html#M2">Element</a> of  <a href="numbers.html#K5">NAT</a> ;<br/><b>let </b><font color="Maroon">seq</font> be   <a href="seq_1.html#NM1">Real_Sequence</a>;<br/><b>let </b><font color="Maroon">seq1</font> be   <a href="seq_1.html#NM1">Real_Sequence</a>;<br/>





<b>thus </b><span class="p1">(<span class="default"><font color="Maroon">seq</font> <a href="seq_1.html#K19">/"</a> <font color="Maroon">seq1</font></span>)</span> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font> = 
<span class="p1">(<span class="default"><font color="Maroon">seq</font> <a href="seq_1.html#K11">(#)</a> <span class="p2">(<span class="default"><font color="Maroon">seq1</font> <a href="seq_1.html#K18">"</a> </span>)</span></span>)</span> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font>
<b>by </b><i><a class="ref" href="seq_1.html#D9">SEQ_1:def 9</a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon">seq</font> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font></span>)</span> <a href="seq_1.html#K11">(#)</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">seq1</font> <a href="seq_1.html#K18">"</a> </span>)</span> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font></span>)</span>
<b>by </b><i><a class="txt" href="seqm_3.html#E4"><i><font color="Green">Lemma41</font></i></a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon">seq</font> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font></span>)</span> <a href="seq_1.html#K11">(#)</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">seq1</font> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font></span>)</span> <a href="seq_1.html#K18">"</a> </span>)</span>
<b>by </b><i><a class="txt" href="seqm_3.html#E3"><i><font color="Green">Lemma40</font></i></a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon">seq</font> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font></span>)</span> <a href="seq_1.html#K19">/"</a> <span class="p1">(<span class="default"><font color="Maroon">seq1</font> <a href="seqm_3.html#K1" target="_self">^\</a> <font color="Maroon">k</font></span>)</span>
<b>by </b><i><a class="ref" href="seq_1.html#D9">SEQ_1:def 9</a></i>
;<br/>


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