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Found 190 Documents (Results 1–100)

From complex analysis to operator theory: a panorama. In memory of Sergey Naboko. (English) Zbl 07730812

Operator Theory: Advances and Applications 291. Cham: Birkhäuser (ISBN 978-3-031-31138-3/hbk; 978-3-031-31141-3/pbk; 978-3-031-31139-0/ebook). xlvi, 698 p. (2023).
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Generic rank-\(k\) perturbations of structured matrices. (English) Zbl 1371.15013

Eisner, Tanja (ed.) et al., Operator theory, function spaces, and applications. International workshop on operator theory and applications, Amsterdam, The Netherlands, July 14–18, 2014. Basel: Birkhäuser/Springer (ISBN 978-3-319-31381-8/hbk; 978-3-319-31383-2/ebook). Operator Theory: Advances and Applications 255, 27-48 (2016).
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A skew-symmetric iterative method for solving a steady convection-diffusion-reaction equation with an indefinite reaction coefficient. (Russian, English) Zbl 1349.65563

Sib. Zh. Vychisl. Mat. 19, No. 1, 75-85 (2016); translation in Numer. Analysis Appl. 9, No. 1, 57-65 (2016).
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Boundary triplets and Weyl functions. Recent developments. (English) Zbl 1320.47024

Hassi, Seppo (ed.) et al., Operator methods for boundary value problems. Cambridge: Cambridge University Press (ISBN 978-1-107-60611-1/pbk; 978-1-139-13506-1/ebook). London Mathematical Society Lecture Note Series 404, 161-220 (2012).
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Conservative realizations of Herglotz-Nevanlinna functions. (English) Zbl 1240.47001

Operator Theory: Advances and Applications 217. Basel: Birkhäuser (ISBN 978-3-7643-9995-5/hbk; 978-3-7643-9996-2/ebook). xviii, 528 p. (2011).
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BDDC for nonsymmetric positive definite and symmetric indefinite problems. (English) Zbl 1183.65036

Bercovier, Michel (ed.) et al., Domain decomposition methods in science and engineering XVIII. Selected papers based on the presentations at the 18th international conference of domain decomposition methods, Jerusalem, Israel, January 12–17, 2008. Berlin: Springer (ISBN 978-3-642-02676-8/hbk; 978-3-642-04466-3/ebook). Lecture Notes in Computational Science and Engineering 70, 75-86 (2009).
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Scalar generalized Nevanlinna functions: realizations with block operator matrices. (English) Zbl 1123.47013

Förster, Karl-Heinz (ed.) et al., Operator theory in Krein spaces and nonlinear eigenvalue problems. Selected papers of the 3rd workshop, TU Berlin, Germany, December 12–14, 2003. Basel: Birkhäuser (ISBN 3-7643-7452-7/hbk). Operator Theory: Advances and Applications 162, 253-276 (2006).
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Minimal models for \({\mathcal N}_\kappa^\infty\)-functions. (English) Zbl 1111.47026

Langer, Matthias (ed.) et al., Operator theory and indefinite inner product spaces. Presented on the occasion of the retirement of Heinz Langer in the colloquium on operator theory, Vienna, March 2004. Basel: Birkhäuser (ISBN 3-7643-7515-9/hbk). Operator Theory: Advances and Applications 163, 97-134 (2006).
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