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Coloring claw-free graphs with $\Delta-1$ colors
Prof. Dan Cranston(Virginia Commonwealth University)
2018-01-01 12:13  华东师范大学

In 1977, Borodin and Kostochka conjectured that every graph with maximum degree $\Delta\ge 9$ with no clique on $\Delta$ vertices has chromatic number at most $\Delta-1$. We prove this conjecture for claw-free graphs, i.e., those with no induced $K_{1,3}$. This is joint work with Landon Rabern, of Arizona State University.