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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E21">Th12</font></span>: <a NAME="T12"><span class="comment"><font color="firebrick">:: GRAPH_1:12</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">G1</font>, <font color="Olive" title="b2">G2</font> being   <a href="graph_1.html#NM3" title="GRAPH_1:NM.3">Graph</a>  st  ex <font color="Olive" title="b3">G</font> being   <a href="graph_1.html#NM3" title="GRAPH_1:NM.3">Graph</a> st <br/>( <font color="Olive" title="b1">G1</font> <a href="graph_1.html#R4" title="GRAPH_1:pred.4">c=</a> <font color="Olive" title="b3">G</font> &amp; <font color="Olive" title="b2">G2</font> <a href="graph_1.html#R4" title="GRAPH_1:pred.4">c=</a> <font color="Olive" title="b3">G</font> ) holds <br/><font color="Olive" title="b1">G1</font> <a href="graph_1.html#K5" title="GRAPH_1:func.5">\/</a> <font color="Olive" title="b2">G2</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b2">G2</font> <a href="graph_1.html#K5" title="GRAPH_1:func.5">\/</a> <font color="Olive" title="b1">G1</font></div></div>
