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<b>reconsider </b><font color="Maroon" title="c5">k11</font> = <font color="Maroon" title="c3">k1</font>, <font color="Maroon" title="c6">k21</font> = <font color="Maroon" title="c4">k2</font> as    <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>  <b>by </b><i><a class="ref" href="ordinal1.html#D13" title="ORDINAL1:def.13">ORDINAL1:def 13</a></i>;<br/>
<a NAME="E2:38_1_1"/>
 <a href="afinsq_2.html#K6" title="AFINSQ_2:func.6">mid</a> <font color="Maroon" title="c2">f</font>,<font color="Maroon" title="c3">k1</font>,<font color="Maroon" title="c4">k2</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">f</font> <a href="card_fin.html#K4" title="CARD_FIN:func.4">|</a> <font color="Maroon" title="c6">k21</font></span>)</span> <a href="afinsq_2.html#K5" title="AFINSQ_2:func.5">/^</a> <span class="p1">(<span class="default"><font color="Maroon" title="c5">k11</font> <a href="nat_d.html#K7" title="NAT_D:func.7">-'</a> 1</span>)</span>
 
<b>by </b><i><a class="ref" href="afinsq_2.html#D3" target="_self" title="AFINSQ_2:def.3">AB540b</a></i>;<br/>
<b>hence </b><a NAME="E3:38_1_1"/>
 <a href="afinsq_2.html#K6" title="AFINSQ_2:func.6">mid</a> <font color="Maroon" title="c2">f</font>,<font color="Maroon" title="c3">k1</font>,<font color="Maroon" title="c4">k2</font> is   <a href="afinsq_1.html#NM2" title="AFINSQ_1:NM.2">XFinSequence</a> of <font color="Maroon" title="c1">D</font>
 ; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


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