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An improved upper bound for the Laplacian spectral radius of graphs 期刊论文
DISCRETE MATHEMATICS, 2009, 卷号: 309, 期号: 21, 页码: 6318-6321
作者:  Lu, Mei;  Liu, Huiqing;  Tian, Feng
收藏  |  浏览/下载:86/0  |  提交时间:2018/07/30
Graph  Laplacian spectral radius  Maximum and minimum degree  
Laplacian spectral bounds for clique and independence numbers of graphs 期刊论文
JOURNAL OF COMBINATORIAL THEORY SERIES B, 2007, 卷号: 97, 期号: 5, 页码: 726-732
作者:  Lu, Mei;  Liu, Huiqing;  Tian, Feng
收藏  |  浏览/下载:110/0  |  提交时间:2018/07/30
clique number  independence number  Laplacian spectrum  
Relative length of longest paths and cycles in graphs 期刊论文
GRAPHS AND COMBINATORICS, 2007, 卷号: 23, 期号: 4, 页码: 433-443
作者:  Liu, Huiqing;  Lu, Mei;  Tian, Feng
收藏  |  浏览/下载:74/0  |  提交时间:2018/07/30
relative length  the longest path  cycle  
On the spectral radius of unicyclic graphs with fixed diameter 期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 2007, 卷号: 420, 期号: 2-3, 页码: 449-457
作者:  Liu, Huiqing;  Lu, Mei;  Tian, Feng
收藏  |  浏览/下载:71/0  |  提交时间:2018/07/30
unicyclic graph  spectral radius  diameter  
Some upper bounds for the energy of graphs 期刊论文
JOURNAL OF MATHEMATICAL CHEMISTRY, 2007, 卷号: 41, 期号: 1, 页码: 45-57
作者:  Liu, Huiqing;  Lu, Mei;  Tian, Feng
收藏  |  浏览/下载:89/0  |  提交时间:2018/07/30
graph  energy  bipartite forest  tree  
On the ordering of trees with the general Randic index of the Nordhaus-Gaddum type 期刊论文
MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY, 2006, 卷号: 55, 期号: 2, 页码: 419-426
作者:  Liu, Huiqing;  Lu, Mei;  Tian, Feng
收藏  |  浏览/下载:79/0  |  提交时间:2018/07/30