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<b>let </b><font color="Maroon" title="c1">G</font>, <font color="Maroon" title="c2">H</font> be  <a href="group_1.html#V1" title="GROUP_1:attr.1">strict</a> <a href="group_1.html#NM1" title="GROUP_1:NM.1">Group</a>;<br/>

<b>assume </b><a NAME="E1:88"/>
<font color="Maroon" title="c1">G</font>,<font color="Maroon" title="c2">H</font> <a href="group_6.html#R1" title="GROUP_6:pred.1">are_isomorphic</a> 
 ;<br/>

<b>then consider </b><font color="Maroon" title="c3">h</font> being   <a href="group_6.html#NM2" title="GROUP_6:NM.2">Homomorphism</a> of <font color="Maroon" title="c1">G</font>,<font color="Maroon" title="c2">H</font><b> such that </b><br/><a NAME="E3:88"/><i><font color="Green" title="E67">A1</font></i>: 
<font color="Maroon" title="c3">h</font> <a href="group_6.html#NR3" title="GROUP_6:NR.3">is_isomorphism</a> 
 <b>by </b><i><a class="ref" href="group_6.html#D15" target="_self" title="GROUP_6:def.15">Def15</a></i>;<br/>
<b>reconsider </b><font color="Maroon" title="c4">g</font> = <font color="Maroon" title="c3">h</font> <a href="funct_1.html#K2" title="FUNCT_1:func.2">"</a>  as   <a href="group_6.html#NM2" title="GROUP_6:NM.2">Homomorphism</a> of <font color="Maroon" title="c2">H</font>,<font color="Maroon" title="c1">G</font> <b>by </b><i><a class="txt" href="group_6.html#E3:88"><i><font color="Green" title="E67">A1</font></i></a>, <a class="ref" href="group_6.html#T72" target="_self" title="GROUP_6:th.72">Th72</a></i>;<br/>
<b>take </b>
<font color="Maroon" title="c4">g</font>
; <i><font color="Red">:: according to </font></i><a class="ref" href="group_6.html#D15" target="_self" title="GROUP_6:def.15">GROUP_6:def 15</a><br/>

<b>thus </b><a NAME="E5:88"/>
<font color="Maroon" title="c4">g</font> <a href="group_6.html#NR3" title="GROUP_6:NR.3">is_isomorphism</a> 
 <b>by </b><i><a class="txt" href="group_6.html#E3:88"><i><font color="Green" title="E67">A1</font></i></a>, <a class="ref" href="group_6.html#T73" target="_self" title="GROUP_6:th.73">Th73</a></i>;<br/>


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