scientific article

zbMath0990.47001MaRDI QIDQ2743224

Israel Gohberg, Seymour Goldberg

Publication date: 27 September 2001

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

zbMATH Keywords

Hahn-Banach theoremeigenvaluesclosed graph theorembounded operatorstrace formulaFourier seriesdiagonalizationFredholm theorycompact operatorscontraction mapping theoremspectral mapping theoremorthonormal systemsMercer's theoremnonlinear operatorsadjointsHilbert-Schmidt theoremcompact self-adjoint operatorsdifferential equations in Hilbert spacesgeometry of Hilbert spacesself-adjoints

Mathematics Subject Classification ID

Fixed-point theorems (47H10) Riesz operators; eigenvalue distributions; approximation numbers, (s)-numbers, Kolmogorov numbers, entropy numbers, etc. of operators (47B06) Spectrum, resolvent (47A10) General theory of ordinary differential operators (47E05) (Semi-) Fredholm operators; index theories (47A53) Numerical solutions to equations with linear operators (65J10) Introductory exposition (textbooks, tutorial papers, etc.) pertaining to functional analysis (46-01) Introductory exposition (textbooks, tutorial papers, etc.) pertaining to operator theory (47-01) Integral, integro-differential, and pseudodifferential operators (47Gxx)

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