<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon" title="c1">G</font> be   <a href="group_1.html#NM1" title="GROUP_1:NM.1">Group</a>;<br/><b>let </b><font color="Maroon" title="c2">H1</font>, <font color="Maroon" title="c3">H2</font> be    <a href="group_2.html#M1" title="GROUP_2:mode.1">Subgroup</a> of <font color="Maroon" title="c1">G</font>;<br/>





the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <span class="p1">(<span class="default"><font color="Maroon" title="c2">H1</font> <a href="group_2.html#K8" title="GROUP_2:func.8">/\</a> <font color="Maroon" title="c3">H2</font></span>)</span> = 
<span class="p1">(<span class="default"><a href="group_2.html#K7" title="GROUP_2:func.7">carr</a> <font color="Maroon" title="c3">H2</font></span>)</span> <a href="finsub_1.html#K3" title="FINSUB_1:func.3">/\</a> <span class="p1">(<span class="default"><a href="group_2.html#K7" title="GROUP_2:func.7">carr</a> <font color="Maroon" title="c2">H1</font></span>)</span>
<b>by </b><i><a class="ref" href="group_2.html#D10" target="_self" title="GROUP_2:def.10">Def10</a></i>
<br/>.= 
the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <span class="p1">(<span class="default"><font color="Maroon" title="c3">H2</font> <a href="group_2.html#K8" title="GROUP_2:func.8">/\</a> <font color="Maroon" title="c2">H1</font></span>)</span>
<b>by </b><i><a class="ref" href="group_2.html#D10" target="_self" title="GROUP_2:def.10">Def10</a></i>
;<br/>
<b>hence </b><a NAME="E2:84"/>
<font color="Maroon" title="c2">H1</font> <a href="group_2.html#K8" title="GROUP_2:func.8">/\</a> <font color="Maroon" title="c3">H2</font> <a href="group_2.html#R1" title="GROUP_2:pred.1">=</a> <font color="Maroon" title="c3">H2</font> <a href="group_2.html#K8" title="GROUP_2:func.8">/\</a> <font color="Maroon" title="c2">H1</font>
 <b>by </b><i><a class="ref" href="group_2.html#T68" target="_self" title="GROUP_2:th.68">Th68</a></i>;<br/>


</div>
