Spelling suggestions: "subject:"hedetniemi's conjecture"" "subject:"hedetniemi's's conjecture""
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A graph operation related to multiplicity of graphsLi, Yi-Ling 08 September 2004 (has links)
In this thesis we give two different proofs of the result chromatic number of a special graph is 4. The first proof is derived by analysing the structure of the special graph. The second proof is a method which was first studied in [1].
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