摘要
恰有两个拉普拉斯特征值大于2的所有连通图都是南拉普拉斯谱唯一确定的.
In this paper, we prove that all connected graphs with exactly two Laplacian eigenvalues greater than two are determined by their Laplacian spectra.
出处
《新疆大学学报(自然科学版)》
CAS
北大核心
2016年第1期37-41,48,共6页
Journal of Xinjiang University(Natural Science Edition)
基金
supported by the National Natural Science Foundation of China(11261059,11361060)
the Doctoral Scientific Research Fund of Xinjiang University(BS150205)
关键词
拉普拉斯谱
L-同谱图
两个拉普拉斯特征值大于2
拉普拉斯谱确定
Laplacian spectrum
L-cospectral graph
two Laplacian eigenvalues greater than two
determined by theLaplacian spectrum