Pseudo numerical ranges and spectral enclosures

DOI10.1007/s11785-022-01232-9OpenAlexW4283716596WikidataQ114221783 ScholiaQ114221783MaRDI QIDQ2154504

Borbala Gerhat, Christiane Tretter

Publication date: 19 July 2022

Published in: Complex Analysis and Operator Theory (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2204.03584

zbMATH Keywords

numerical rangespectrumoperator functiondamped wave equationresolvent estimateoperator polynomial

Mathematics Subject Classification ID

Operator theory (47-XX)

Related Items (2)

Spectral enclosures for some unbounded \(n\times n\) operator matrices ⋮ Spectral properties of the inhomogeneous Drude-Lorentz model with dissipation

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