Smaller Gershgorin disks for multiple eigenvalues of complex matrices

DOI10.1007/s10474-023-01301-1OpenAlexW4360979776MaRDI QIDQ2694879

József Solymosi, Imre Bárány

Publication date: 4 April 2023

Published in: Acta Mathematica Hungarica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10474-023-01301-1

zbMATH Keywords

eigenvaluematrixGershgorin disk

Mathematics Subject Classification ID

Inequalities involving eigenvalues and eigenvectors (15A42) Eigenvalues, singular values, and eigenvectors (15A18)

Cites Work

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• A decomposition procedure for nearly-symmetric matrices with applications to some nonlinear problems
• Problems and results in extremal combinatorics. I.
• Optimizing Gershgorin for symmetric matrices
• Nearly orthogonal vectors and small antipodal spherical codes
• Perturbed Identity Matrices Have High Rank: Proof and Applications
• On the Location of Eigenvalues of Real Matrices
• Gershgorin Disks for Multiple Eigenvalues of Non-negative Matrices
• Nearly symmetric-indecomposable matrices

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