| 图的Laplace谱半径的几类上界 |
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| 引用本文： | 叶圣奎,陈胜.图的Laplace谱半径的几类上界[J].数学学报,2008,51(2):235-240. |
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| 作者姓名： | 叶圣奎 陈胜 |
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| 作者单位： | 哈尔滨工业大学数学系,哈尔滨150001 |
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| 基金项目： | 国家自然科学基金资助项目（10526016）;哈尔滨工业大学优秀青年教师培养计划资助（HIT.2006.54） |
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| 摘 要： | 本文得到图的Laplace谱半径的几类上界.通过选取适当的对角矩阵,我们得到了在一定程度上优于其他界的上界.
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| 关 键 词： | 图 Laplace谱半径 上界 |
| 文章编号： | 0583-1431（2008）02-0235-06 |
| 收稿时间： | 2006-05-30 |
Several Classes of Upper Bounds for the Laplacian Spectral Radius of a Graph |
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| Sheng Kui YE Sheng CHEN.Several Classes of Upper Bounds for the Laplacian Spectral Radius of a Graph[J].Acta Mathematica Sinica,2008,51(2):235-240. |
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| Authors: | Sheng Kui YE Sheng CHEN |
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| Affiliation: | Sheng Kui YE Sheng CHEN Department of Mathematics, Harbin Institute of Technology, Harbin 150001, P. R. China |
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| Abstract: | Several classes of upper bounds for Laplacian spectral radius of a graph are obtained. By an appropriate choice of diagonal matrices, some bounds which are in some sense better than the previous ones are presented. |
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| Keywords: | graph Laplacian spectral radius upper |
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