Edge choosability and total choosability of planar graphs with no 3-cycles adjacent 4-cycles |
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Authors: | Rui Li Baogang Xu |
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Affiliation: | aSchool of Mathematical Sciences, Nanjing Normal University, 1 Wenyuan Road, Yadong New District, Nanjing, 210046, China;bNormal College, Shihezi University, Shihezi, Xinjiang, 832003, China |
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Abstract: | Two cycles are said to be adjacent if they share a common edge. Let G be a planar graph without triangles adjacent 4-cycles. We prove that if Δ(G)≥6, and and if Δ(G)≥8, where and denote the list edge chromatic number and list total chromatic number of G, respectively. |
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Keywords: | List total coloring List edge coloring Planar graphs |
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