<?xml version="1.0"?>
<div class="add">

<a NAME="E1:23"/>
2 <a href="newton.html#K6" target="_self">!</a>  <a href="hidden.html#R1">=</a> 1 <a href="nat_1.html#K2">*</a> 2
 
<b>by </b><i><a class="ref" href="finseq_2.html#T61">FINSEQ_2:61</a>, <a class="ref" href="rvsum_1.html#T129">RVSUM_1:129</a></i>;<br/>
<b>hence </b><a NAME="E2:23"/>
2 <a href="newton.html#K6" target="_self">!</a>  <a href="hidden.html#R1">=</a> 2
 ;<br/>


</div>
