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<div><span class="kw">theorem </span><a NAME="T117"><span class="comment"><font color="firebrick">:: GROUP_24:117</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">n</font> being   non  <a href="ordinal1.html#V8" title="ORDINAL1:attr.8">zero</a>   <a href="abian.html#V1" title="ABIAN:attr.1">even</a>  <a href="ordinal1.html#NM6" title="ORDINAL1:NM.6">Nat</a>  st <font color="Olive" title="b1">n</font> <a href="xxreal_0.html#NR4" title="XXREAL_0:NR.4">&gt;</a> 2 holds <br/> <a href="gr_cy_1.html#K4" title="GR_CY_1:func.4">INT.Group</a> 2, <a href="group_5.html#K10" title="GROUP_5:func.10">center</a> <span class="p1">(<span class="default"><a href="group_24.html#K6" title="GROUP_24:func.6">Dihedral_group</a> <font color="Olive" title="b1">n</font></span>)</span> <a href="group_6.html#R2" title="GROUP_6:pred.2">are_isomorphic</a> </div></div>
