Bounds for the Least Laplacian Eigenvalue of a Signed Graph

被引：0
|
作者：
Yao Ping Hou
机构：
[1] Hunan Normal University,Department of Mathematics
来源：
Acta Mathematica Sinica | 2005年 / 21卷
关键词：
Signed graph; Laplacian matrix; The least eigenvalue; Balanced signed graph; 05C50; 15A18;
D O I：
暂无
中图分类号：
学科分类号：
摘要：
A signed graph is a graph with a sign attached to each edge. This paper extends some fundamental concepts of the Laplacian matrices from graphs to signed graphs. In particular, the relationships between the least Laplacian eigenvalue and the unbalancedness of a signed graph are investigated.
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页码：955 / 960
页数：5
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