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Found 124 Documents (Results 1–100)

Invariant subspaces and eigenvalues of the three-particle discrete Schrödinger operators. (English. Russian original) Zbl 07806530

Russ. Math. 67, No. 9, 1-15 (2023); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2023, No. 9, 3-19 (2023).
MSC:  81Qxx 35Pxx 35Jxx
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Existence condition for the eigenvalue of a three-particle Schrödinger operator on a lattice. (English. Russian original) Zbl 1528.81145

Russ. Math. 67, No. 2, 1-22 (2023); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2023, No. 2, 3-25 (2023).
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Narrow operators on function spaces and vector lattices. (English) Zbl 1258.47002

de Gruyter Studies in Mathematics 45. Berlin: de Gruyter (ISBN 978-3-11-026303-9/hbk; 978-3-11-026334-3/ebook). xiii, 319 p. (2013).
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Narrow operators (a survey). (English) Zbl 1244.47020

Hudzik, Henryk (ed.) et al., Function spaces IX. Proceedings of the 9th international conference, Kraków, Poland, July 6–11, 2009. Warszawa: Polish Academy of Sciences, Institute of Mathematics (ISBN 978-83-86806-11-9/pbk). Banach Center Publications 92, 299-326 (2011).
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Exact solutions and invariant subspaces of nonlinear partial differential equations in mechanics and physics. (English) Zbl 1153.35001

Chapman & Hall/CRC Applied Mathematics and Nonlinear Science Series. Boca Raton, FL: Chapman & Hall/CRC (ISBN 1-58488-663-3/hbk). xxx, 498 p. (2007).
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On the structure of the square of a \(C_0(1)\) operator. (English) Zbl 1119.47010

Erusalimsky, Ya.M. (ed.) et al., Modern operator theory and applications. The Igor Borisovich Simonenko anniversary volume. Basel: Birkhäuser (ISBN 3-7643-7736-4/hbk). Operator Theory: Advances and Applications 170, 75-84 (2006).
MSC:  47A15 47A45
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Non-uniform sampling: Exact resconstruction from non-uniformly distributed weighted-averages. (English) Zbl 1038.42030

Zhou, Ding-Xuan (ed.), Wavelet analysis. Twenty years’ developments. Proceedings of the international conference of computational harmonic analysis, Hong Kong, China, June 4–8, 2001. Singapore: World Scientific (ISBN 981-238-142-2/hbk). Ser. Anal. 1, 1-8 (2002).
MSC:  42C40
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Apostol’s bilateral weighted shifts are hyper-reflexive. (English) Zbl 0994.47009

Kérchy, László (ed.) et al., Recent advances in operator theory and related topics. The Béla Szőkefalvi-Nagy memorial volume. Proceedings of the memorial conference, Szeged, Hungary, August 2-6, 1999. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 127, 243-266 (2001).
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Comparison of operators with values in a vector lattice. (Russian) Zbl 0873.47029

Poroshkin, A. G. (ed.), Questions of functional analysis (measure theory, ordered spaces, operator equations). Interuniversity collection of scientific works. Syktyvkar: Syktyvkarskij Gosudarstvennyj Universitet, 5-11 (1991).
MSC:  47L10 46A40
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Nest algebras. Triangular forms for operator algebras on Hilbert space. (English) Zbl 0669.47024

Pitman Research Notes in Mathematics Series, 191. Harlow (UK): Longman Scientific & Technical; New York: Wiley. 412 p. £23.50 (1988).
Reviewer: A.Pietsch
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