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Found 35 Documents (Results 1–35)

Invariance of the essential spectra of operator pencils. (English) Zbl 07299680

Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 278, 203-219 (2020).
MSC:  47A06 47A53 47A56
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Generalized extremal vectors and some new properties. (English) Zbl 1333.47006

Cepedello Boiso, Manuel (ed.) et al., Concrete operators, spectral theory, operators in harmonic analysis and approximation. 22nd international workshop in operator theory and its applications, IWOTA 11, Sevilla, Spain, July 3–9, 2011. Basel: Birkhäuser/Springer (ISBN 978-3-0348-0647-3/hbk; 978-3-0348-0648-0/ebook). Operator Theory: Advances and Applications 236, 117-131 (2014).
MSC:  47A05 47A15 47B37
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No problems with inverse problems. An introduction to its stable solutions. (Keine Probleme mit inversen Problemen. Eine Einführung in ihre stabile Lösung.) (German) Zbl 1057.65035

Wiesbaden: Vieweg (ISBN 3-528-03198-0/pbk). xiv, 300 S. (2003).
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Pseudo inverse in Banach space for Newton method. (English) Zbl 0841.65044

Bainov, D. (ed.) et al., Proceedings of the fifth international colloquium on differential equations, Plovdiv, Bulgaria, August 18-23, 1994. Utrecht: VSP. 341-344 (1995).
MSC:  65J15 47J25
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Linear algebra and its applications. Volume 2: More advanced. (English) Zbl 0668.15001

Ellis Horwood Series in Mathematics and its Applications. Chichester: Ellis Horwood Limited; New York etc.: Halsted Press. x, 223 p. £16.95 (1989).
MSC:  15-01 15A21 15A63 15A04 15B57 15A09 15A90
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Iterative methods of perturbed pseudo-inverse operators for calculating generalized solutions of non-linear equations. (English. Russian original) Zbl 0496.65032

U.S.S.R. Comput. Math. Math. Phys. 20, No. 3, 25-39 (1980); translation from Zh. Vychisl. Mat. Mat. Fiz. 20, 573-585 (1980).
MSC:  65J15 47J25
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