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Found 202 Documents (Results 1–100)

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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Advances in structured operator theory and related areas. The Leonid Lerer anniversary volume on the occasion of his 70th birthday. (English) Zbl 1272.47001

Operator Theory: Advances and Applications 237. Basel: Birkhäuser/Springer (ISBN 978-3-0348-0638-1/hbk; 978-3-0348-0639-8/ebook). xix, 246 p. (2013).
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Factorization versus invertibility of matrix functions on compact abelian groups. (English) Zbl 1279.47029

Dym, Harry (ed.) et al., A panorama of modern operator theory and related topics. The Israel Gohberg memorial volume. Basel: Birkhäuser (ISBN 978-3-0348-0220-8/hbk; 978-3-0348-0221-5/ebook). Operator Theory: Advances and Applications 218, 225-239 (2012).
MSC:  47A56 47A68
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Almost periodic factorization of \(2\times 2\) triangular matrix functions: new cases of off diagonal spectrum. (English) Zbl 1215.47019

Ball, Joseph A. (ed.) et al., Topics in operator theory. Volume 1: Operators, matrices and analytic functions. Proceedings of the 19th international workshop on operator theory and applications (IWOTA), College of William and Mary, Williamsburg, VA, USA, July 22–26, 2008. A tribute to Israel Gohberg on the occasion of his 80th birthday. Basel: Birkhäuser (ISBN 978-3-0346-0157-3/hbk; 978-3-0346-0163-4/set; 978-3-0346-0158-0/ebook). Operator Theory: Advances and Applications 202, 469-487 (2010).
MSC:  47A68 42A75
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Conditions for linear dependence of two operators. (English) Zbl 1206.47005

Ball, Joseph A. (ed.) et al., Topics in operator theory. Volume 1: Operators, matrices and analytic functions. Proceedings of the 19th international workshop on operator theory and applications (IWOTA), College of William and Mary, Williamsburg, VA, USA, July 22–26, 2008. A tribute to Israel Gohberg on the occasion of his 80th birthday. Basel: Birkhäuser (ISBN 978-3-0346-0157-3/hbk; 978-3-0346-0163-4/set; 978-3-0346-0158-0/ebook). Operator Theory: Advances and Applications 202, 411-434 (2010).
MSC:  47A12
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Topics in operator theory. Volume 2: Systems and mathematical physics. Proceedings of the 19th international workshop on operator theory and applications (IWOTA), College of William and Mary, Williamsburg, VA, USA, July 22–26, 2008. A tribute to Israel Gohberg on the occasion of his 80th birthday. (English) Zbl 1181.47003

Operator Theory: Advances and Applications 203. Basel: Birkhäuser (ISBN 978-3-0346-0160-3/hbk; 978-3-0346-0163-4/set; 978-3-0346-0161-0/ebook). ix, 444 p. (2010).
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Topics in operator theory. Volume 1: Operators, matrices and analytic functions. Proceedings of the 19th international workshop on operator theory and applications (IWOTA), College of William and Mary, Williamsburg, VA, USA, July 22–26, 2008. A tribute to Israel Gohberg on the occasion of his 80th birthday. (English) Zbl 1181.47002

Operator Theory: Advances and Applications 202. Basel: Birkhäuser (ISBN 978-3-0346-0157-3/hbk; 978-3-0346-0163-4/set; 978-3-0346-0158-0/ebook). xxxviii, 600 p. (2010).
MSC:  47-06 47B35 00B25
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Matrix polynomials. Reprint of the 1982 original. (English) Zbl 1170.15300

Classics in Applied Mathematics 58. Philadelphia, PA: Society for Industrial and Applied Mathematics (SIAM) (ISBN 978-0-898716-81-8/pbk; 978-0-89871-902-4/ebook). xxiv, 409 p. (2009).
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Invariant subspaces of matrics with applications. Reprint of the 1986 original. (English) Zbl 1093.15502

Classics in Applied Mathematics 51. Philadelphia, PA: Society for Industrial and Applied Mathematics (SIAM) (ISBN 0-89871-608-X/pbk; 978-0-89871-909-3/ebook). xxi, 692 p. (2006).
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Factorization of block triangular matrix functions with off-diagonal binomials. (English) Zbl 1102.47011

Kaashoek, Marinus A. (ed) et al., Recent advances in operator theory and its applications. The Israel Gohberg anniversary volume. Selected papers of the 14th international workshop on operator theory and its applications, IWOTA 2003, Cagliari, Italy, June 24–27, 2003. Basel: Birkhäuser (ISBN 3-7643-7290-7/hbk). Operator Theory: Advances and Applications 160, 425-439 (2005).
MSC:  47A68 43A17
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One-sided tangential interpolation for Hilbert–Schmidt operator functions with symmetries on the bidisk. (English) Zbl 1091.47014

Alpay, Daniel (ed.) et al., Operator theory, systems theory and scattering theory: multidimensional generalizations. Basel: Birkhäuser (ISBN 3-7643-7212-5/hbk). Operator Theory: Advances and Applications 157, 267-300 (2005).
MSC:  47A56 47A57
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Factorization of block triangular matrix functions in Wiener algebras on ordered Abelian groups. (English) Zbl 1081.47020

Ball, Joseph A. (ed.) et al., Current trends in operator theory and its applications. Proceedings of the international workshop on operator theory and its applications (IWOTA), Virginia Tech, Blacksburg, VA, USA, August 6–9, 2002. Basel: Birkhäuser (ISBN 3-7643-7067-X/hbk). Operator Theory: Advances and Applications 149, 441-465 (2004).
MSC:  47A68 43A17 42C05
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Current trends in operator theory and its applications. Proceedings of the international workshop on operator theory and its applications (IWOTA), Virginia Tech, Blacksburg, VA, USA, August 6–9, 2002. (English) Zbl 1050.47002

Operator Theory: Advances and Applications 149. Basel: Birkhäuser (ISBN 3-7643-7067-X/hbk). xxii, 595 p. (2004).
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Noncanonical factorizations of almost periodic multivariable matrix functions. (English) Zbl 1079.47019

Böttcher, Albrecht (ed.) et al., Singular integral operators, factorization and applications. Proceedings of the 12th international workshop on operator theory and applications, IWOTA 2000, Faro, Portugal, September 12–15, 2000. Basel: Birkhäuser (ISBN 3-7643-6947-7/hbk). Oper. Theory, Adv. Appl. 142, 311-344 (2003).
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Functions with Pick matrices having bounded number of negative eigenvalues. (English) Zbl 1039.15014

Olshevsky, Vadim (ed.), Fast algorithms for structured matrices: Theory and applications. AMS-IMS-SIAM joint summer research conference on fast algorithms in mathematics, computer science and engineering, August 5–9, 2001, South Hadley, Massachusetts. Providence, RI: American Mathematical Society (AMS) (ISBN 0-8218-3177-1/pbk; 0-89871-543-1/pbk). Contemp. Math. 323, 393-417 (2003).
MSC:  15A54 15A18 30D30 30D55 30E05 15A63
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A class of robustness problems in matrix analysis. (English) Zbl 1029.15005

Alpay, Daniel et al., Interpolation theory, systems theory and related topics. The Harry Dym anniversary volume. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 134, 337-383 (2002).
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Inertia bounds for operator polynomials. (English) Zbl 1051.47012

Gohberg, Israel (ed.) et al., Linear operators and matrices. The Peter Lancaster anniversary volume. Basel: Birkhäuser (ISBN 3-7643-6655-9/hbk). Oper. Theory, Adv. Appl. 130, 255-276 (2002).
MSC:  47A56 47A10 47A11
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Toeplitz corona problem for algebras of almost periodic functions. (English) Zbl 1052.46018

Böttcher, Albrecht (ed.) et al., Toeplitz matrices and singular integral equations. The Bernd Silbermann anniversary volume. Basel: Birkhäuser (ISBN 3-7643-6877-2/hbk). Oper. Theory, Adv. Appl. 135, 25-37 (2002).
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Abstract band method via factorization, positive and band extensions of multivariable almost periodic matrix functions, and spectral estimation. (English) Zbl 1017.47014

Mem. Am. Math. Soc. 762, 71 p. (2002).
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Completions of triangular matrices: A survey of results and open problems. (English) Zbl 0993.15018

Olshevsky, V. (ed.), Structured matrices in mathematics, computer science, and engineering II. Proceedings of an AMS-IMS-SIAM joint summer research conference, University of Colorado, Boulder, CO, USA, June 27-July 1, 1999. Providence, RI: American Mathematical Society (AMS). Contemp. Math. 281, 279-293 (2001).
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Two-sided tangential interpolation for Hilbert-Schmidt operator functions on polydisks. (English) Zbl 0993.47018

Dijksma, A. (ed.) et al., Recent advances in operator theory. The Israel Gohberg anniversary volume. Proceedings of the international workshop on operator theory and its applications, IWOTA-98, Groningen, Netherlands, June 30-July 3, 1998. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 124, 21-62 (2001).
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Factorization of almost periodic matrix functions of several variables and Toeplitz operators. (English) Zbl 0985.47020

Bart, H. (ed.) et al., Operator theory and analysis. The M. A. Kaashoek anniversary volume. Proceedings of the workshop, Amsterdam, Netherlands, November 12-14, 1997. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 122, 385-416 (2001).
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Stability of pseudospectral factorizations. (English) Zbl 0987.47025

Bart, H. (ed.) et al., Operator theory and analysis. The M. A. Kaashoek anniversary volume. Proceedings of the workshop, Amsterdam, Netherlands, November 12-14, 1997. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 122, 359-383 (2001).
MSC:  47B50 47A68
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