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Found 176 Documents (Results 1–100)

Optimal computing units in the problem of discretizing solutions of the Klein-Gordon equation and their limit errors. (English. Russian original) Zbl 1496.65194

Differ. Equ. 58, No. 5, 698-711 (2022); translation from Differ. Uravn. 58, No. 5, 703-716 (2022).
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Generalized sparse grid interpolation based on the fast discrete Fourier transform. (English) Zbl 1498.65039

Bungartz, Hans-Joachim (ed.) et al., Sparse grids and applications – Munich 2018. Selected papers based on the presentations at the fifth workshop, SGA2018, Munich, Germany, July 23–27, 2018. Cham: Springer. Lect. Notes Comput. Sci. Eng. 144, 53-68 (2021).
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Stochastic collocation with hierarchical extended B-splines on sparse grids. (English) Zbl 1479.41010

Fasshauer, Gregory E. (ed.) et al., Approximation theory XVI. Proceedings of the international conference, Nashville, TN, USA, May 19–22, 2019. Cham: Springer. Springer Proc. Math. Stat. 336, 219-236 (2021).
MSC:  41A15
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Approximating characteristics of the Nikol’skii-Besov classes \({S}_{1,\theta}^rB({\mathbb{R}}^d) \). (English. Ukrainian original) Zbl 1523.41009

Ukr. Math. J. 71, No. 10, 1608-1626 (2020); translation from Ukr. Mat. Zh. 71, No. 10, 1405-1421 (2019).
MSC:  41A46 42B35 46E30
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Some quantitative result on compact embeddings in smoothness Morrey spaces on bounded domains; an approach via interpolation. (English) Zbl 1445.46036

Kosek, Marta (ed.), Function spaces XII. Selected papers based on the presentations at the 12th conference, Krakow, Poland, July 9–14, 2018. Warsaw: Polish Academy of Sciences, Institute of Mathematics. Banach Cent. Publ. 119, 181-191 (2019).
MSC:  46E35 41A46 47B06
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Tractability of approximation for some weighted spaces of hybrid smoothness. (English) Zbl 1405.47006

Dick, Josef (ed.) et al., Contemporary computational mathematics – a celebration of the 80th birthday of Ian Sloan. In 2 volumes. Cham: Springer (ISBN 978-3-319-72455-3/hbk; 978-3-319-72456-0/ebook). 1215-1242 (2018).
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Sparse approximation of some function classes with respect to multiple Haar system on the unit cube. (English) Zbl 1494.46030

Kal’menov, Tynysbek (ed.) et al., International conference ‘Functional analysis in interdisciplinary applications’, FAIA2017, Astana, Kazakhstan, October 2–5, 2017. Proceedings. Melville, NY: American Institute of Physics (AIP). AIP Conf. Proc. 1880, 030017, 4 p. (2017).
MSC:  46E35 41A30 41A63
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Entropy numbers of embedding operators of function spaces on sets with tree-like structure. (English. Russian original) Zbl 1388.41018

Izv. Math. 81, No. 6, 1095-1142 (2017); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 81, No. 6, 38-85 (2017).
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