Schur Decompositions of a Matrix and the Boundary of Its Pseudospectrum

DOI10.1137/070682642zbMath1209.15014arXivmath/0702218OpenAlexW2038299259MaRDI QIDQ3079778

Lyonell Boulton, Peter Lancaster

Publication date: 2 March 2011

Published in: SIAM Journal on Matrix Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0702218

zbMATH Keywords

singular valuespath-following algorithmsSchur triangular formirreducible block Schur decompositionpseudospectra of linear transformations

Mathematics Subject Classification ID

Eigenvalues, singular values, and eigenvectors (15A18) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical computation of matrix norms, conditioning, scaling (65F35)

Uses Software

• Eigtool

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