Spectra of \(3 \times 3\) upper triangular operator matrices

DOI10.1007/S10688-017-0175-2zbMath1503.47002OpenAlexW2622264201MaRDI QIDQ1676340

Alatancang Chen, Jun-Jie Huang, Xiu Feng Wu

Publication date: 6 November 2017

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10688-017-0175-2

zbMATH Keywords

perturbationspectrum\(3 \times 3\) upper triangular operator matrix

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Operator matrices (47A08)

Cites Work

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• Generalized inverses. Theory and applications.
• Browder spectra for upper triangular operator matrices
• Perturbation of Spectrums of 2 × 2 Operator Matrices
• A note on the spectrum of an upper triangular operator matrix
• Invertible completions of $2\times 2$ upper triangular operator matrices
• A note on Weyl’s theorem for operator matrices
• Spectra of upper triangular operator matrices
• The boundedness below of \(2\times 2\) upper triangular operator matrices

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