Operator Theory in Krein Spaces and Nonlinear Eigenvalue Problems

Editors:

ISBN: 978-3-7643-7452-5 (Print) 978-3-7643-7453-2 (Online)

Table of contents (16 chapters)

  1. No Access

    Book Chapter

    Pages 1-17

    Partial Non-stationary Perturbation Determinants for a Class of J-symmetric Operators

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    Book Chapter

    Pages 19-45

    Reproducing Kernel Spaces of Series of Fueter Polynomials

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    Book Chapter

    Pages 47-69

    Extremal Extensions of a C(α)-suboperator and Their Representations

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    Book Chapter

    Pages 71-83

    A Variational Principle for Linear Pencils of Forms

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    Book Chapter

    Pages 85-101

    Selfadjoint Extensions with Several Gaps: Finite Deficiency Indices

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    Book Chapter

    Pages 103-116

    The Spectrum of the Multiplication Operator Associated with a Family of Operators in a Banach Space

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    Book Chapter

    Pages 117-133

    A Factorization Model for the Generalized Friedrichs Extension in a Pontryagin Space

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    Book Chapter

    Pages 135-144

    Generalized Schur Functions and Augmented Schur Parameters

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    Book Chapter

    Pages 145-163

    On Nonmonic Quadratic Matrix Polynomials with Nonnegative Coefficients

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    Book Chapter

    Pages 165-190

    On Operator Representations of Locally Definitizable Functions

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    Book Chapter

    Pages 191-210

    Symmetric Relations of Finite Negativity

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    Book Chapter

    Pages 211-229

    An Operator-theoretic Approach to a Multiple Point Nevanlinna-Pick Problem for Generalized Carathéodory Functions

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    Book Chapter

    Pages 231-251

    Bounded Normal Operators in Pontryagin Spaces

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    Book Chapter

    Pages 253-276

    Scalar Generalized Nevanlinna Functions: Realizations with Block Operator Matrices

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    Book Chapter

    Pages 277-292

    Polar Decompositions of Normal Operators in Indefinite Inner Product Spaces

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    Book Chapter

    Pages 293-308

    Bounds for Contractive Semigroups and Second-Order Systems