| 由Laplaeian谱确定的单圈图 |
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| 引用本文： | 朱艳丽,刘木伙,李倩.由Laplaeian谱确定的单圈图[J].华南农业大学学报,2009,30(1). |
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| 作者姓名： | 朱艳丽 刘木伙 李倩 |
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| 作者单位： | 华南农业大学理学院,广东,广州,510642 |
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| 基金项目： | 华南农业大学校科研和教改项目 |
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| 摘 要： | 利用同Laplacian谱图的线图及有相同生成树数目的特点证明了2类特殊的单圈图,即C(n2,2n)(n=4k,kN)和C(r,n-r 1)(nN),由它们的Laplacian谱确定.
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| 关 键 词： | 同谱图 特征值 Laplacian吨谱 |
The Unicyclic Graphs Which are Determined by Their Laplacian Spectra |
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| ZHU Yan-li,LIU Mu-huo,LI Qian.The Unicyclic Graphs Which are Determined by Their Laplacian Spectra[J].Journal of South China Agricultural University,2009,30(1). |
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| Authors: | ZHU Yan-li LIU Mu-huo LI Qian |
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| Abstract: | By using the properties of Laplacian cospectral graphs,it is proved that two special classes of unicyclic graphs,i.e.,C(n2,n2)(n=4k,k N) and C(r,n-r 1)(n N),are determined by their Laplacian spectra. |
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| Keywords: | cospectral graphs eigenvalue Laplacian spectrum |
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