g=Graph()
g = Graph({1:[2,4,6], 2:[1,3,5],3:[2,4,6],4:[3,1,5],5:[2,4,6],6:[1,3,5]});
g.plot()
g.coloring()
[[2, 4, 6], [1, 3, 5]] //output

g.chromatic_number()
 2 //output
//code demonstrates adjacent vertices are colored differently

Kreyszig-21.8-17-U (last edited 2010-12-18 07:59:12 by koumudi)