A new tool for approaching eigenvalues of the quadratic pencil of Schrödinger operators

DOI10.1134/S1995080224601425MaRDI QIDQ6649027

Hamza Guebbai, Somia Kamouche, Muhammet Kurulay, Author name not available (Why is that?)

Publication date: 5 December 2024

Published in: Lobachevskii Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

norm convergencegeneralized spectrumproperty Lproperty Ucollectively compact convergencegeneralized quadratic spectrum

Mathematics Subject Classification ID

Numerical linear algebra (65Fxx) Operator theory (47-XX) General theory of linear operators (47Axx)

Cites Work

• Title not available (Why is that?)
• Title not available (Why is that?)
• Generalized spectrum approximation and numerical computation of eigenvalues for Schrödinger's operators
• Inverse problem for a quadratic pencil of Sturm-Liouville operator
• A note on generalized spectrum approximation
• Spectral pollution and eigenvalue bounds
• An accelerated cyclic-reduction-based solvent method for solving quadratic eigenvalue problem of gyroscopic systems
• The quadratic eigenvalue problem
• Spectral computations for bounded operators
• Spectral pollution
• GENERALIZED QUADRATIC SPECTRUM APPROXIMATION IN BOUNDED AND UNBOUNDED CASES
• New convergence mode for the generalized spectrum approximation

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