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On spectral integral variations of mixed graphs

Authors :
Fan, Yi-Zheng
Source :
Linear Algebra & its Applications. Nov2003, Vol. 374, p307. 10p.
Publication Year :
2003

Abstract

In this paper, we characterize the mixed graphs with exactly one Laplacian eigenvalue moving up by an integer and other Laplacian eigenvalues remaining invariant when an edge is added. The results extend those of Fan [Linear and Multilinear Algebra 50 (2002) 133] for general graphs, and So [Linear and Multilinear Algebra 46 (1999) 193] for simple graphs. [Copyright &y& Elsevier]

Details

Language :
English
ISSN :
00243795
Volume :
374
Database :
Academic Search Index
Journal :
Linear Algebra & its Applications
Publication Type :
Academic Journal
Accession number :
11255896
Full Text :
https://doi.org/10.1016/S0024-3795(03)00575-5