On Q-spectral integral variation

DOI10.1016/j.endm.2009.11.034zbMath1268.05128OpenAlexW2072663921MaRDI QIDQ2840539

Renata R. Del-Vecchio, Maria Aguieiras A. de Freitas, Nair Maria Maia De Abreu, Stephen J. Kirkland

Publication date: 19 July 2013

Published in: Electronic Notes in Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.endm.2009.11.034

zbMATH Keywords

signless Laplacian matrix\(Q\)-integral graph\(Q\)-spectral integral variation

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50)

Related Items (1)

\(Q\)-integral complete \(r\)-partite graphs

Cites Work

• Signless Laplacians of finite graphs
• Q-integral graphs with edge-degrees at most five
• Spectral rational variation in two places for adjacency matrix is impossible
• Rank one perturbation and its application to the laplacian spectrum of a graph^∗
• A characterization of spectral integral variation in two places for Laplacian matrices
• On Spectral Integral Variations of Graphs
• Unnamed Item
• Unnamed Item

This page was built for publication: On Q-spectral integral variation