Unicyclic graphs with exactly two main eigenvalues
文献类型:期刊论文
作者 | Hou, Yaoping; Tian, Feng |
刊名 | APPLIED MATHEMATICS LETTERS
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出版日期 | 2006-11-01 |
卷号 | 19期号:11页码:1143-1147 |
关键词 | spectra of a graph main eigenvalues unicyclic graphs harmonic graphs 2-walk linear graphs |
ISSN号 | 0893-9659 |
DOI | 10.1016/j.aml.2005.11.025 |
英文摘要 | An eigenvalue of a graph G is called a main eigenvalue if it has an eigenvector the sum of whose entries is not equal to zero, and it is well known that a graph has exactly one main eigenvalue if and only if it is regular. In this work, all connected unicyclic graphs with exactly two main eigenvalues are determined. (c) 2006 Elsevier Ltd. All rights reserved. |
WOS研究方向 | Mathematics |
语种 | 英语 |
WOS记录号 | WOS:000240178800001 |
出版者 | PERGAMON-ELSEVIER SCIENCE LTD |
源URL | [http://ir.amss.ac.cn/handle/2S8OKBNM/3278] ![]() |
专题 | 中国科学院数学与系统科学研究院 |
通讯作者 | Hou, Yaoping |
作者单位 | 1.Hunan Normal Univ, Dept Math, Changsha 410081, Hunan, Peoples R China 2.Acad Math & Syst Sci, Inst Syst Sci, Beijing 100080, Peoples R China |
推荐引用方式 GB/T 7714 | Hou, Yaoping,Tian, Feng. Unicyclic graphs with exactly two main eigenvalues[J]. APPLIED MATHEMATICS LETTERS,2006,19(11):1143-1147. |
APA | Hou, Yaoping,&Tian, Feng.(2006).Unicyclic graphs with exactly two main eigenvalues.APPLIED MATHEMATICS LETTERS,19(11),1143-1147. |
MLA | Hou, Yaoping,et al."Unicyclic graphs with exactly two main eigenvalues".APPLIED MATHEMATICS LETTERS 19.11(2006):1143-1147. |
入库方式: OAI收割
来源:数学与系统科学研究院
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