Operators and Matrices · Volume 11, Issue 4

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

11-80 Pages 1171-1196 DOI 10.7153/oam-2017-11-80

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Authors

Marko Lindner Torge Schmidt

Keywords

pseudospectra Jacobi matrix band-dominated operator QR factorization

Subject classes

65J10 47A10 47B36 65F15