Výsledky vyhledávání - Operator theory General theory of linear operators Spectrum, resolvent. msc
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Resolvent set and spectrum of a linear operator
ISBN: 9067643491, 9789067643498Získat plný textVydáno: Germany De Gruyter, Inc 2001
Kapitola
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A unifying perspective on linear continuum equations prevalent in physics. Part V: resolvents; bounds on their spectrum; and their Stieltjes integral representations when the operator is not selfadjoint
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 14.06.2020Vydáno v arXiv.org (14.06.2020)“… and \({\bf B}({\bf x})\) is an operator that acts locally in real space. Such resolvents arise naturally when one wants to solve any of the large class of linear physical…”
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Weyl-Titchmarsh theory as applied to the singular non-sectorial Schrödinger operator. Conditions for discreteness of the spectrum and compactness of the resolvent
ISSN: 0022-1236, 1096-0783Vydáno: Elsevier Inc 01.10.2024Vydáno v Journal of functional analysis (01.10.2024)“… In general case, the operator is non-sectorial, and the numerical range coincides with the entire complex plane…”
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Journal Article -
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Weil-Titchmarsh theory as applied to the singular non-sectorial Schrödinger operator. Conditions for discreteness of the spectrum and compactness of the resolvent
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 09.07.2023Vydáno v arXiv.org (09.07.2023)“… In general case, the operator is non-sectorial, and the numerical range coincides with the entire complex plane…”
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Instability, index theorem, and exponential trichotomy for Linear Hamiltonian PDEs
ISBN: 9781470450441, 1470450445ISSN: 0065-9266, 1947-6221Vydáno: Providence, Rhode Island American Mathematical Society 2022“…Consider a general linear Hamiltonian system…”
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E-kniha Kniha -
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Perturbation theory for the approximation of stability spectra by QR methods for sequences of linear operators on a Hilbert space
ISSN: 0024-3795Vydáno: Amsterdam Elsevier Inc 01.07.2012Vydáno v Linear algebra and its applications (01.07.2012)“… Error bounds are obtained in both the integrally separated and non-integrally separated cases that correspond to distinct and multiple eigenvalues, respectively, for a single linear operator…”
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Journal Article -
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Linear Operators. Part I: General Theory
ISSN: 0002-9890, 1930-0972Vydáno: Mathematical Association of America 01.02.1960Vydáno v The American mathematical monthly (01.02.1960)Získat plný text
Book Review Journal Article -
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Telegraphic reviews -- One-Dimensional Linear Singular Integral Equations: General Theory and Applications (Volume II) (Operator Theory: Adv. & Applic., V. 54) by Israel Gohberg and Naum Krupnik
ISSN: 0002-9890, 1930-0972Vydáno: Washington Taylor & Francis Ltd 01.11.1993Vydáno v The American mathematical monthly (01.11.1993)“…Review…”
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Book Review