Chromatic Numbers and Graph Coloring
Let G1 be a graph such that every two odd cycles intersect. Prove that X(G)=<5.
(The minimum integer for which a graph is k-colorable is called the vertex chromatic number, or simply the chromatic number of , and is denote by , this problem is about graph coloring).
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Let be a graph such that every two odd cycles intersect. Prove that .
(The minimum integer for which a graph is -colorable is called the vertex chromatic number, or simply the chromatic number of , and is denote by , this problem is about graph coloring).
Please your proof have to be perfect proof, this means ...
Solution Summary
Chromatic Numbers and Graph Coloring are investigated. The vertex chromatic numbers are determined.