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Upper Bounds for the Laplacian Graph Eigenvalues

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摘要 Wefirstapplynon-negativematrixtheorytothematrixK=D+A,whereDandAarethedegree-diagonalandadjacencymatricesofagraphG,respectively,toestablisharelationonthelargestLaplacianeigenvalueλ1(G)ofGandthespectralradiusp(K)ofK.Andthenbyusingthisrelationwepresenttwoupperboundsforλ1(G)anddeterminetheextremalgraphswhichachievetheupperbounds.

DOI o0dpwp3k42/241693

作者 JiongShengLI YongLiangPAN

机构地区不详

出处《数学学报：英文版》 2004年5期

关键词图论拉普拉斯矩阵最大特征值上界顶点

分类 [理学][基础数学]

出版日期 2004年05月15日（中国期刊网平台首次上网日期，不代表论文的发表时间）

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来源期刊

数学学报：英文版

数学学报：英文版

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图论拉普拉斯矩阵最大特征值上界顶点

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