| 固定悬挂点的三圈图的无号拉普拉斯谱半径 |
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| 引用本文： | 张景明,郭继明. 固定悬挂点的三圈图的无号拉普拉斯谱半径[J]. 数学研究及应用, 2012, 32(3): 281-287 |
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| 作者姓名： | 张景明 郭继明 |
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| 作者单位： | 电子科技大学数学学院, 四川 成都 611731; 中国石油大学数学学院, 山东 东营 257061;中国石油大学数学学院, 山东 东营 257061 |
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| 基金项目： | 国家自然科学基金(Grant Nos.10871204;61170311),中央高校基本科研基金(Grant No.09CX04003A). |
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| 摘 要： | In this paper,we determine the unique graph with the largest signless Laplacian spectral radius among all the tricyclic graphs with n vertices and k pendant vertices.
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| 关 键 词： | signless Laplacian spectral radius tricyclic graph pendant vertex. |
| 收稿时间： | 2010-08-10 |
| 修稿时间： | 2011-01-13 |
The Signless Laplacian Spectral Radius of Tricyclic Graphs with $k$ Pendant Vertices |
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| Jingming ZHANG and Jiming GUO. The Signless Laplacian Spectral Radius of Tricyclic Graphs with $k$ Pendant Vertices[J]. Journal of Mathematical Research with Applications, 2012, 32(3): 281-287 |
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| Authors: | Jingming ZHANG and Jiming GUO |
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| Affiliation: | School of Mathematical Sciences, University of Electronic Science and Technology of China, Sichuan 611731, P. R. China; College of Mathematics and Computational Science, China University of Petroleum, Shandong 257061, P. R. China;College of Mathematics and Computational Science, China University of Petroleum, Shandong 257061, P. R. China |
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| Abstract: | In this paper, we determine the unique graph with the largest signless Laplacian spectral radius among all the tricyclic graphs with $n$ vertices and $k$ pendant vertices. |
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| Keywords: | signless Laplacian spectral radius tricyclic graph pendant vertex. |
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