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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>, <font color="Maroon">c<sub>4</sub></font>, <font color="Maroon">c<sub>5</sub></font> be   <a href="vectsp_2.html#NM5">Vector</a> of <font color="Maroon">c<sub>2</sub></font>;<br/><b>let </b><font color="Maroon">c<sub>6</sub></font> be    <a href="rmod_2.html#M1" target="_self">Submodule</a> of <font color="Maroon">c<sub>2</sub></font>;<br/>











<b>assume </b><b>that </b><br/><a NAME="E1:58"/><i><font color="Green">E41</font></i>: 
<font color="Maroon">c<sub>3</sub></font> <a href="hidden.html#R2">in</a> <font color="Maroon">c<sub>4</sub></font> <a href="rmod_2.html#K3" target="_self">+</a> <font color="Maroon">c<sub>6</sub></font>
 <b>and </b><br/><a NAME="E2:58"/><i><font color="Green">E42</font></i>: 
<font color="Maroon">c<sub>3</sub></font> <a href="hidden.html#R2">in</a> <font color="Maroon">c<sub>5</sub></font> <a href="rmod_2.html#K3" target="_self">+</a> <font color="Maroon">c<sub>6</sub></font>
 ;<br/>

<b>thus </b><font color="Maroon">c<sub>4</sub></font> <a href="rmod_2.html#K3" target="_self">+</a> <font color="Maroon">c<sub>6</sub></font> = 
<font color="Maroon">c<sub>3</sub></font> <a href="rmod_2.html#K3" target="_self">+</a> <font color="Maroon">c<sub>6</sub></font>
<b>by </b><i><a class="txt" href="rmod_2.html#E1:58"><i><font color="Green">E41</font></i></a>, <a class="ref" href="rmod_2.html#T68" target="_self">Th68</a></i>
<br/>.= 
<font color="Maroon">c<sub>5</sub></font> <a href="rmod_2.html#K3" target="_self">+</a> <font color="Maroon">c<sub>6</sub></font>
<b>by </b><i><a class="txt" href="rmod_2.html#E2:58"><i><font color="Green">E42</font></i></a>, <a class="ref" href="rmod_2.html#T68" target="_self">Th68</a></i>
;<br/>


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