On the chromatic index of outerplanar graphs
On the chromatic index of outerplanar graphs
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DOI:
10.1016/0095-8956(75)90060-x
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发表时间:
1975-02
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影响因子:
--
通讯作者:
S. Fiorini
中科院分区:
文献类型:
--
作者:
S. Fiorini
Vizing [Diskret. Analiz3(1964), 25–30] has shown that if ϱ denotes the maximum valency of a simple graph, then its chromatic index is either ϱ or ϱ + 1. The object of this paper is to show that the chromatic index of an outerplanar graphGis ϱ if and only ifGis not an odd circuit.