A localization criterion for the eigenvalues of a spectrally unstable operator

DOI10.1134/S106456240906012XzbMath1190.47051MaRDI QIDQ845497

Kh. K. Ishkin

Publication date: 29 January 2010

Published in: Doklady Mathematics (Search for Journal in Brave)

zbMATH Keywords

eigenvaluelocalization criterion for the eigenvaluesspectrally unstable operatorspectrum of differential operator

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Eigenvalue problems for linear operators (47A75) General theory of ordinary differential operators (47E05) Linear boundary value problems for ordinary differential equations (34B05) Boundary eigenvalue problems for ordinary differential equations (34B09) Local spectral properties of linear operators (47A11)

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Cites Work

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• Pseudospectra of Linear Operators