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<b>consider </b><font color="Maroon">c<sub>1</sub></font> being   <a href="group_1.html#NM1">Group</a>;<br/>
<a NAME="E2:7_1_1"/>
 <a href="group_2.html#K5">(1).</a> <font color="Maroon">c<sub>1</sub></font> is <a href="group_1.html#V6">finite</a>
 
<b>by </b><i><a class="ref" href="group_2.html#T80">GROUP_2:80</a></i>;<br/>
<b>hence </b><a NAME="E3:7_1_1"/>
ex <font color="Olive">b<sub>1</sub></font> being  <a href="group_1.html#NM1">Group</a> st <font color="Olive">b<sub>1</sub></font> is <a href="group_1.html#V6">finite</a>
 ;<br/>


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