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

<b>take </b>
<span class="p1"><a href="domain_1.html#K8">{</a><span class="default">0,0,0</span><a href="domain_1.html#K8">}</a></span>
;<br/>

<b>take </b>
0
;<br/>

<b>take </b>
0
;<br/>

<b>take </b>
0
;<br/>

<b>thus </b><a NAME="E1:25_1_1"/>
<span class="p1">(<span class="default">0 <a href="pepin.html#K2">^2</a> </span>)</span> <a href="nat_1.html#K1">+</a> <span class="p1">(<span class="default">0 <a href="pepin.html#K2">^2</a> </span>)</span> <a href="hidden.html#R1">=</a> 0 <a href="pepin.html#K2">^2</a> 
 ;<br/>

<b>thus </b><a NAME="E2:25_1_1"/>
<span class="p1"><a href="domain_1.html#K8">{</a><span class="default">0,0,0</span><a href="domain_1.html#K8">}</a></span> <a href="hidden.html#R1">=</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default">0,0,0</span><a href="domain_1.html#K8">}</a></span>
 ;<br/>


</div>
