Eigenvalues computation by the generalized spectrum method of Schrödinger's operator

DOI10.1007/s40314-018-0673-8zbMath1413.35362OpenAlexW2810107429MaRDI QIDQ1715662

Mohamed Zine Aissaoui, Hamza Guebbai, Samir Lemita, Ammar Khellaf

Publication date: 29 January 2019

Published in: Computational and Applied Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s40314-018-0673-8

zbMATH Keywords

Schrödinger operatorspectral pollutiongeneralized spectrumpropriety Lpropriety U

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) Eigenvalue problems for linear operators (47A75) Schrödinger operator, Schrödinger equation (35J10)

Related Items (4)

GENERALIZED QUADRATIC SPECTRUM APPROXIMATION IN BOUNDED AND UNBOUNDED CASES ⋮ New numerical process solving nonlinear infinite-dimensional equations ⋮ New sufficient conditions for the computation of generalized eigenvalues ⋮ The condition pseudospectrum of a operator pencil

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• The Numerical Solution of Integral Equations of the Second Kind
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• On the problem of spurious eigenvalues in the approximation of linear elliptic problems in mixed form
• Spectral pollution

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