A criterion for discrete spectra of partial differential operators

DOI10.21136/cmj.1992.128356zbMath0784.35067OpenAlexW2634549960MaRDI QIDQ3135939

R. O. Chapman, John V. Baxley

Publication date: 21 September 1993

Full work available at URL: https://eudml.org/doc/31303

zbMATH Keywords

discrete spectrumFriedrichs extensioncompact inverse

Mathematics Subject Classification ID

General topics in linear spectral theory for PDEs (35P05) General theory of partial differential operators (47F05)

Related Items (1)

Compressed sensing with preconditioning for sparse recovery with subsampled matrices of Slepian prolate functions

Cites Work

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• The Friedrichs extension of certain singular differential operators
• Eigenvalues of singular differential operators by finite difference methods. I. II
• Singular differential operators with spectra discrete and bounded below
• Singular Elliptic Operators of Second Order with Purely Discrete Spectra
• Criteria for Discrete Spectrum of Singular Selfadjoint Differential Operators
• Criteria for discrete spectra

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