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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E22">Th67</font></span>: <a NAME="T63"><span class="comment"><font color="firebrick">:: GLIBPRE0:63</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">G</font> being   <a href="glib_000.html#NM2" title="GLIB_000:NM.2">_Graph</a> holds  <font color="Olive" title="b1">G</font> <a href="glib_009.html#K1" title="GLIB_009:func.1">.loops()</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="relset_1.html#K1" title="RELSET_1:func.1">dom</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="glib_000.html#K10" title="GLIB_000:func.10">the_Source_of</a> <font color="Olive" title="b1">G</font></span>)</span> <a href="subset_1.html#K9" title="SUBSET_1:func.9">/\</a> <span class="p2">(<span class="default"><a href="glib_000.html#K11" title="GLIB_000:func.11">the_Target_of</a> <font color="Olive" title="b1">G</font></span>)</span></span>)</span></div></div>
