Planar graphs with $$\Delta =9$$ Δ = 9 are neighbor-distinguishing totally 12-colorable

Weifan Wang, Jingjing Huo, Danjun Huang, Yiqiao Wang 0002. Planar graphs with $$\Delta =9$$ Δ = 9 are neighbor-distinguishing totally 12-colorable. J. Comb. Optim., 37(3):1071-1089, 2019. [doi]

Abstract

Abstract is missing.