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最大度为5的平面图的平方的最小度

Minimum Degree of Square of Planar Graphs with Maximum Degree of 5
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摘要 设G是一个最小度为5的平面图.证明了δ(G2)≤Δ(G)+17,其中G2、δ(G)和Δ(G)分别记作图G的平方图、最小度和最大度. Let G be a planar graph with δ(G)=5. In this paper, we prove that δ(G^2)≤△(G) +33, where G^2, δ(G) and △(G) denote the square, the minimum degree and the maximum degree of G, respectively.
出处 《兰州交通大学学报》 CAS 2006年第1期135-137,共3页 Journal of Lanzhou Jiaotong University
基金 国家基金资助项目(No10471131)
关键词 平面图 平方图 最小度 planar graph square minimum degree
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参考文献5

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二级参考文献6

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