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<b>take </b>
<font color="Maroon">S</font>
;<br/>

<b>thus </b><a NAME="E1:58_1_1"/>
 ex <font color="Olive">NS</font> being <a href="seqm_3.html#V1">increasing</a> <a href="seqm_3.html#NM1">Seq_of_Nat</a> st <font color="Maroon">S</font> <a href="hidden.html#R1">=</a> <font color="Maroon">S</font> <a href="partfun1.html#K1">*</a> <font color="Olive">NS</font>
 <b>by </b><i/>;<br/>


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