A sufficient condition for planar graphs with maximum degree 8 to be 9-totally colorable
文献类型:期刊论文
作者 | Cai Jian Sheng1; Teng Chang Chun1; Yan Gui Ying2 |
刊名 | ACTA MATHEMATICA SINICA-ENGLISH SERIES
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出版日期 | 2014 |
卷号 | 30期号:6页码:993-1006 |
关键词 | TOTAL CHROMATIC NUMBER TOTAL COLORINGS Total coloring planar graph a fan of four adjacent 3-cycles |
ISSN号 | 1439-8516 |
其他题名 | A Sufficient Condition for Planar Graphs with Maximum Degree 8 to Be 9-totally Colorable |
英文摘要 | A total k-coloring of a graph G is a coloring of V (G) a(a) E(G) using k colors such that no two adjacent or incident elements receive the same color. The total chromatic number chi aEuro(3)(G) is the smallest integer k such that G has a total k-coloring. It is known that if a planar graph G has maximum degree Delta a parts per thousand yen 9, then chi aEuro(3)(G) = Delta+1. In this paper, we prove that if G is a planar graph with maximum degree 8 and without a fan of four adjacent 3-cycles, then chi aEuro(3)(G) = 9. |
语种 | 英语 |
CSCD记录号 | CSCD:5129732 |
源URL | [http://ir.amss.ac.cn/handle/2S8OKBNM/54815] ![]() |
专题 | 中国科学院数学与系统科学研究院 |
作者单位 | 1.潍坊学院 2.中国科学院数学与系统科学研究院 |
推荐引用方式 GB/T 7714 | Cai Jian Sheng,Teng Chang Chun,Yan Gui Ying. A sufficient condition for planar graphs with maximum degree 8 to be 9-totally colorable[J]. ACTA MATHEMATICA SINICA-ENGLISH SERIES,2014,30(6):993-1006. |
APA | Cai Jian Sheng,Teng Chang Chun,&Yan Gui Ying.(2014).A sufficient condition for planar graphs with maximum degree 8 to be 9-totally colorable.ACTA MATHEMATICA SINICA-ENGLISH SERIES,30(6),993-1006. |
MLA | Cai Jian Sheng,et al."A sufficient condition for planar graphs with maximum degree 8 to be 9-totally colorable".ACTA MATHEMATICA SINICA-ENGLISH SERIES 30.6(2014):993-1006. |
入库方式: OAI收割
来源:数学与系统科学研究院
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