Adjacent vertex distinguishing total colorings of outerplanar graphs

被引:56
作者
Wang, Yiqiao [1 ]
Wang, Weifan [1 ]
机构
[1] Zhejiang Normal Univ, Dept Math, Jinhua 321004, Zhejiang, Peoples R China
关键词
Adjacent vertex distinguishing total coloring; Outerplanar graph; Maximum degree;
D O I
10.1007/s10878-008-9165-x
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
An adjacent vertex distinguishing total coloring of a graph G is a proper total coloring of G such that any pair of adjacent vertices are incident to distinct sets of colors. The minimum number of colors required for an adjacent vertex distinguishing total coloring of G is denoted by chi aEuro(3) (a) (G). In this paper, we characterize completely the adjacent vertex distinguishing total chromatic number of outerplanar graphs.
引用
收藏
页码:123 / 133
页数:11
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