Eigenvalue-free interval for Seidel matrices of cographs

DOI10.3770/j.issn:2095-2651.2025.01.001MaRDI QIDQ6671975

Wei Wang, Heming Niu

Publication date: 27 January 2025

Published in: Journal of Mathematical Research with Applications (Search for Journal in Brave)

zbMATH Keywords

Seidel matrixcographeigenvalue-free interval

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Eigenvalues, singular values, and eigenvectors (15A18) Vector spaces, linear dependence, rank, lineability (15A03)

Cites Work

• Unnamed Item
• On the spectrum of threshold graphs
• Eigenvalues and energy in threshold graphs
• Some spectral properties of cographs
• On the rank of a cograph
• The rank of a cograph
• No threshold graphs are cospectral
• On the distance spectra of threshold graphs
• Spectral characterizations of anti-regular graphs
• On the eccentricity spectra of threshold graphs
• Seidel spectrum of threshold graphs
• Eigenvalue-free interval for Seidel matrices of threshold graphs
• Characterizing threshold graphs with \(k\) main signless Laplacian eigenvalues
• Distance eigenvalues of a cograph and their multiplicities
• Eigenvalue-free interval for threshold graphs
• Maximum Laplacian energy among threshold graphs
• Eigenvalue-free intervals of distance matrices of threshold and chain graphs
• Locating Eigenvalues in Graphs
• Generating \(I\)-eigenvalue free threshold graphs
• Seidel matrices, Dilworth number and an eigenvalue-free interval for cographs

This page was built for publication: Eigenvalue-free interval for Seidel matrices of cographs