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<div><span class="kw">theorem </span><a NAME="T281"><span class="comment"><font color="firebrick">:: GROUP_1A:281</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">G</font> being   <a href="group_1a.html#NM1" title="GROUP_1A:NM.1">addGroup</a><br/>  for <font color="Olive" title="b2">a</font>, <font color="Olive" title="b3">g</font> being   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Olive" title="b1">G</font> holds  <font color="Olive" title="b2">a</font> <a href="group_1a.html#K25" title="GROUP_1A:func.25">*</a> <font color="Olive" title="b3">g</font> <a href="tarski.html#R2" title="TARSKI:pred.2">in</a>  <a href="group_1a.html#K30" title="GROUP_1A:func.30">con_class</a> <font color="Olive" title="b2">a</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="group_1a.html#T279" target="_self" onmouseover="rs('group_1a/T279')" onmouseout="rh()">Th80</a>, <a class="ref" href="group_1a.html#T275" target="_self" onmouseover="rs('group_1a/T275')" onmouseout="rh()">Th74</a></span>;<br/></div></div>
