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<b>consider </b><font color="Maroon">c<sub>2</sub></font> being    <a href="ringcat1.html#M2" target="_self">Element</a> of <font color="Maroon">c<sub>1</sub></font>;<br/>
<a NAME="E2:39_1_1"/>
<font color="Maroon">c<sub>2</sub></font> is  <a href="vectsp_1.html#V3">strict</a> <a href="funcsdom.html#NM1">Ring</a>
 
<b>by </b><i><a class="ref" href="ringcat1.html#D12" target="_self">Def12</a></i>;<br/>
<b>hence </b><a NAME="E3:39_1_1"/>
ex <font color="Olive">b<sub>1</sub></font> being   <a href="ringcat1.html#M2" target="_self">Element</a> of <font color="Maroon">c<sub>1</sub></font> st <font color="Olive">b<sub>1</sub></font> is <a href="vectsp_1.html#V3">strict</a>
 ;<br/>


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