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<b>let </b><font color="Maroon">G</font> be   <a href="mod_1.html#NM1">AddGroup</a>;<br/><b>let </b><font color="Maroon">H</font> be   <a href="mod_1.html#NM1">AddGroup</a>;<br/><b>let </b><font color="Maroon">F</font> be  <a href="grcat_1.html#V2" target="_self">strict</a>  <a href="grcat_1.html#M1" target="_self">Morphism</a> of <font color="Maroon">G</font>,<font color="Maroon">H</font>;<br/>





<b>consider </b><font color="Maroon">f</font> being   <a href="struct_0.html#NM6">Function</a> of <font color="Maroon">G</font>,<font color="Maroon">H</font><b> such that </b><br/><a NAME="E2:42"/><i><font color="Green">E29</font></i>: 
( <font color="Maroon">F</font> <a href="hidden.html#R1">=</a>  <a href="grcat_1.html#G1" target="_self">GroupMorphismStr</a>(# <font color="Maroon">G</font>,<font color="Maroon">H</font>,<font color="Maroon">f</font> #) &amp; <font color="Maroon">f</font> is <a href="grcat_1.html#V1" target="_self">additive</a> )
 <b>by </b><i/>;<br/>
<b>take </b>
<font color="Maroon">f</font>
;<br/>

<b>thus </b><a NAME="E3:42"/>
<font color="Maroon">F</font> <a href="hidden.html#R1">=</a>  <a href="grcat_1.html#G1" target="_self">GroupMorphismStr</a>(# <font color="Maroon">G</font>,<font color="Maroon">H</font>,<font color="Maroon">f</font> #)
 <b>by </b><i/>;<br/>


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