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<b>let </b><font color="Maroon">G</font> be  <a href="group_1.html#V1">strict</a> <a href="group_1.html#NM1">Group</a>, <font color="Maroon">H</font> be  <a href="group_1.html#V1">strict</a> <a href="group_1.html#NM1">Group</a>;<br/>

<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="57_1"><b>now </b></a><div class="add"><b>let </b><font color="Maroon">a</font> be   <a href="struct_0.html#NM1">Element</a> of <font color="Maroon">G</font>;<br/><a NAME="E1:57_1"/>
<span class="p1">(<span class="default"><a href="group_6.html#K9" target="_self">1:</a> <font color="Maroon">G</font>,<font color="Maroon">H</font></span>)</span> <a href="funct_2.html#K3">.</a> <font color="Maroon">a</font> <a href="hidden.html#R1">=</a>  <a href="group_1.html#K2">1.</a> <font color="Maroon">H</font>
 <b>by </b><i/>;<br/><b>hence </b><a NAME="E2:57_1"/>
<font color="Maroon">a</font> <a href="rlvect_1.html#R1">in</a>  <a href="group_6.html#K11" target="_self">Ker</a> <span class="p1">(<span class="default"><a href="group_6.html#K9" target="_self">1:</a> <font color="Maroon">G</font>,<font color="Maroon">H</font></span>)</span>
 <b>by </b><i/>;<br/></div><b>end;</b></div>
<b>hence </b><a NAME="E2:57"/>
 <a href="group_6.html#K11" target="_self">Ker</a> <span class="p1">(<span class="default"><a href="group_6.html#K9" target="_self">1:</a> <font color="Maroon">G</font>,<font color="Maroon">H</font></span>)</span> <a href="hidden.html#R1">=</a> <font color="Maroon">G</font>
 <b>by </b><i><a class="ref" href="group_2.html#T71">GROUP_2:71</a></i>;<br/>


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