Recycling givens rotations for the efficient approximation of pseudospectra of band-dominated operators

DOI10.7153/oam-2017-11-80zbMath1378.65112arXiv1606.03941OpenAlexW2964298473MaRDI QIDQ4595621

Torge Schmidt, Marko Lindner

Publication date: 5 December 2017

Published in: Operators and Matrices (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1606.03941

zbMATH Keywords

pseudospectraQR factorizationJacobi matrixband-dominated operator

Mathematics Subject Classification ID

Numerical computation of eigenvalues and eigenvectors of matrices (65F15) Spectrum, resolvent (47A10) Numerical solutions to equations with linear operators (65J10) Jacobi (tridiagonal) operators (matrices) and generalizations (47B36)

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