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First Author : Dan-jun Huang

Affiliation of Author(s): 数理与信息工程学院

Date of Publication : 2012-01-01

Document Type : 期刊

Journal : Applied Mathematics-A Journal of Chinese Universities

Volume: Vol.27

Issue : No.3

Page Number : 320-328

ISSN : 1005-1031

Translation or Not : no

Key Words : 05C15;graph;Class;I;characteristic;cycle

Abstract : In this paper, we prove that every graph with maximum degree six that can be embedded in a surface of nonnegative characteristic is of Class I if it does not contain a 5- or 6-cycle with a chord, which extends some known results.