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<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="funcsdom.html#NM1">Ring</a>;<br/><b>let </b><font color="Maroon">c<sub>2</sub></font> be   <a href="vectsp_2.html#NM7">RightMod</a> of <font color="Maroon">c<sub>1</sub></font>;<br/><b>let </b><font color="Maroon">c<sub>3</sub></font> be   <a href="vectsp_2.html#NM5">Vector</a> of <font color="Maroon">c<sub>2</sub></font>;<br/>





<a NAME="E1:72"/>
<font color="Maroon">c<sub>3</sub></font> <a href="rmod_2.html#K3" target="_self">+</a> <span class="p1">(<span class="default"><a href="rmod_2.html#K1" target="_self">(0).</a> <font color="Maroon">c<sub>2</sub></font></span>)</span> <a href="hidden.html#R1">=</a> <span class="p1"><a href="domain_1.html#K6">{</a><span class="default"><font color="Maroon">c<sub>3</sub></font></span><a href="domain_1.html#K6">}</a></span>
 
<b>by </b><i><a class="ref" href="rmod_2.html#T61" target="_self">Th61</a></i>;<br/>
<b>hence </b><a NAME="E2:72"/>
<span class="p1"><a href="domain_1.html#K6">{</a><span class="default"><font color="Maroon">c<sub>3</sub></font></span><a href="domain_1.html#K6">}</a></span> is    <a href="rmod_2.html#M2" target="_self">Coset</a> of  <a href="rmod_2.html#K1" target="_self">(0).</a> <font color="Maroon">c<sub>2</sub></font>
 <b>by </b><i><a class="ref" href="rmod_2.html#D6" target="_self">Def6</a></i>;<br/>


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