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

<a NAME="E1:71_1_1"/>
<font color="Maroon">c<sub>4</sub></font> <a href="subset_1.html#K5">\+\</a> <font color="Maroon">c<sub>5</sub></font> <a href="tarski.html#R1">c=</a>  <a href="chain_1.html#K5" target="_self">cells</a> <font color="Maroon">c<sub>3</sub></font>,<font color="Maroon">c<sub>2</sub></font>
 
;<br/>
<b>hence </b><a NAME="E2:71_1_1"/>
 <a href="chain_1.html#NK9" target="_self">+</a>  is   <a href="chain_1.html#NM4">Chain</a> of <font color="Maroon">c<sub>3</sub></font>,<font color="Maroon">c<sub>2</sub></font>
 ;<br/>


</div>
