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<b>defpred </b><font color="Maroon">S<sub>1</sub></font>[  <a href="chain_1.html#NM3">Cell</a> of <font color="Maroon">k</font>,<font color="Maroon">G</font>] <b>means </b>( <font color="Maroon">k</font> <a href="nat_1.html#K1">+</a> 1 <a href="xxreal_0.html#R1">&lt;=</a> <font color="Maroon">d</font> &amp; not  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="chain_1.html#K10" target="_self">star</a> <font color="Maroon">a<sub>1</sub></font></span>)</span> <a href="subset_1.html#K9">/\</a> <font color="Maroon">C</font></span>)</span> is <a href="abian.html#V1">even</a> );<br/>
<a NAME="E1:77_1_1"/>
<span class="p1">{<span class="default"> <font color="Olive">A</font> where <font color="Olive">A</font> is   <a href="chain_1.html#NM3">Cell</a> of <font color="Maroon">k</font>,<font color="Maroon">G</font> : <font color="Maroon">S<sub>1</sub></font>[<font color="Olive">A</font>] </span>}</span>  <a href="tarski.html#R1">c=</a>  <a href="chain_1.html#K5" target="_self">cells</a> <font color="Maroon">k</font>,<font color="Maroon">G</font>
 
<b>from </b><i><a class="ref" href="fraenkel.html#S10">FRAENKEL:sch 10</a>();<br/></i>
<b>hence </b><a NAME="E2:77_1_1"/>
<span class="p1">{<span class="default"> <font color="Olive">A</font> where <font color="Olive">A</font> is   <a href="chain_1.html#NM3">Cell</a> of <font color="Maroon">k</font>,<font color="Maroon">G</font> : ( <font color="Maroon">k</font> <a href="nat_1.html#K1">+</a> 1 <a href="xxreal_0.html#R1">&lt;=</a> <font color="Maroon">d</font> &amp; not  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="chain_1.html#K10" target="_self">star</a> <font color="Olive">A</font></span>)</span> <a href="subset_1.html#K9">/\</a> <font color="Maroon">C</font></span>)</span> is <a href="abian.html#V1">even</a> ) </span>}</span>  is   <a href="chain_1.html#NM4">Chain</a> of <font color="Maroon">k</font>,<font color="Maroon">G</font>
 ;<br/>


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