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<div><span class="kw">theorem </span><a NAME="T89"><span class="comment"><font color="firebrick">:: GLIB_012:89</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">G1</font> being   <a href="glib_000.html#V8" title="GLIB_000:attr.8">Dsimple</a>  <a href="glib_000.html#NM2" title="GLIB_000:NM.2">_Graph</a><br/>  for <font color="Olive" title="b2">G2</font> being    <a href="glib_012.html#M4" title="GLIB_012:mode.4">DGraphComplement</a> of <font color="Olive" title="b1">G1</font> holds  <font color="Olive" title="b1">G1</font> is    <a href="glib_012.html#M4" title="GLIB_012:mode.4">DGraphComplement</a> of <font color="Olive" title="b2">G2</font></div></div>
