scientific article; zbMATH DE number 1054815

zbMath0891.47015MaRDI QIDQ4352364

Hartmut Wolf, Albrecht Böttcher

Publication date: 20 July 1998

Full work available at URL: https://eudml.org/doc/208634

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zbMATH Keywords

approximation methodsBergman spaceToeplitz operatorcompressionSegal-Bargmann space\(\varepsilon\)-pseudospectrumspectral approximationcontinuous symbolFredholm criteria\(C^*\)-algebra techniqueslarge truncationsnorms of the inverses

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35) Approximation in the complex plane (30E10) (Semi-) Fredholm operators; index theories (47A53) Other spaces of holomorphic functions of several complex variables (e.g., bounded mean oscillation (BMOA), vanishing mean oscillation (VMOA)) (32A37) Applications of operator theory in numerical analysis (47N40) Integral equations with miscellaneous special kernels (45H05)

Related Items (4)

Pseudospectrum enclosures by discretization ⋮ Infinite-dimensional features of matrices and pseudospectra ⋮ Fredholmness of Toeplitz operators on the Fock space ⋮ Remarks on the convergence of pseudospectra

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