2-Distance coloring of planar graphs with girth 5
2-Distance coloring of planar graphs with girth 5
复制标题
2-周长为 5 的平面图的距离着色
DOI:
10.1007/s10878-017-0148-7
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发表时间:
2017
影响因子:
1
通讯作者:
Xu Baogang
中科院分区:
文献类型:
--
作者:
Dong Wei;Xu Baogang
A vertex coloring is said to be 2-distance if any two distinct vertices of distance at most 2 receive different colors. LetGbe a planar graph with girth at least 5. In this paper, we prove thatGadmits a 2-distance coloring with at mostcolors if.