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scientific article; zbMATH DE number 7067136 - MaRDI portal

scientific article; zbMATH DE number 7067136

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Publication:5382535

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zbMath1449.47031MaRDI QIDQ5382535

Albrecht Seelmann

Publication date: 17 June 2019

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

subspace perturbation problem spectral subspaces semidefinite perturbation

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Perturbation theory of linear operators (47A55) Invariant subspaces of linear operators (47A15)

Related Items (2)

Unifying the treatment of indefinite and semidefinite perturbations in the subspace perturbation problem ⋮ Unique continuation and lifting of spectral band edges of Schrödinger operators on unbounded domains

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