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图的哈密顿路骨架上的BB-染色

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为了有效解决网络信息传输系统中的频道分配问题,在设计网络线路时,只对该网络线路中更重要的子结构(称为骨架)给出更多的限制,而对其他的部分作较少的限制,这类问题可抽象为图的BB-染色模型,它是经典染色理论的重要变体.利用圈平方图和广义Petersen图描述两类特殊的网络信息传输系统,采用哈密顿路径作为图的骨架,对圈平方图和广义Petersen图的λ-BB-染色展开研究,得到了BBCλ(G,P)=λ+2.
Backbone coloring of graphs with Hamilton path backbones
In order to solve the channel assignment problem in network information transmission system,more restrictions are given to the more important substructures(called backbone)when designing a network,and less restrictions are given to the other parts of the network,and this type of problem can be abstracted as the backbone coloring of graphs,which is an important variant of the classical coloring theory.Using square of cycle and generalized Peterson graph to describe two special types of network information transmission systems,and considering the Hamiltonian path as the backbone of the graph,the λ-backbone coloring of the square of cycle and the generalized Petersen graph is investigated,and BBCλ(G,P)=λ+2 is obtained.

backbone coloringHamiltonian pathsquare of cyclesgeneralized Petersen graphsnonplanar graph

冯嘉春、吴琼

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天津职业技术师范大学 理学院,天津 300222

BB-染色 哈密顿路径 圈平方图 广义Petersen图 非平面图

2024

高师理科学刊
齐齐哈尔大学

高师理科学刊

影响因子:0.351
ISSN:1007-9831
年,卷(期):2024.44(8)