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Found 273 Documents (Results 1–100)

Converse estimates for the simultaneous approximation by Bernstein polynomials with integer coeffcients. (English) Zbl 1460.41009

Draganov, Borislav (ed.) et al., Constructive theory of functions. Proceedings of the 13th international conference, Sozopol, Bulgaria, June 2–8, 2019. Dedicated to the memory of Blagovest Sendov. Sofia: Prof. Marin Drinov Academic Publishing House. 39-51 (2020).
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Quantitative estimates for sampling type operators with respect to the Jordan variation. (English) Zbl 1446.41008

MSC:  41A25 41A05 94A20
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A new characterization of weighted Peetre \(K\)-functionals. III. (English) Zbl 1445.41012

Ivanov, Kamen (ed.) et al., Constructive theory of functions. Proceedings of the 12th international conference, Sozopol, Bulgaria, June 11–17, 2016. Sofia: Prof. Marin Drinov Academic Publishing House. 99-141 (2018).
MSC:  41A36 41A81 46B70
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Simultaneous approximation properties of \(q\)-modified beta operators. (English) Zbl 1337.41006

Agrawal, P. N. (ed.) et al., Mathematical analysis and its applications. Proceedings of the international conference on recent trends in mathematical analyis and its applications, ICRTMAA 2014, Roorkee, India, December 21–23, 2014. New Delhi: Springer (ISBN 978-81-322-2484-6/hbk; 978-81-322-2485-3/ebook). Springer Proceedings in Mathematics & Statistics 143, 169-184 (2015).
MSC:  41A35
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Modified Baskakov-Szász operators based on \(q\)-integers. (English) Zbl 1339.41028

Agrawal, P. N. (ed.) et al., Mathematical analysis and its applications. Proceedings of the international conference on recent trends in mathematical analyis and its applications, ICRTMAA 2014, Roorkee, India, December 21–23, 2014. New Delhi: Springer (ISBN 978-81-322-2484-6/hbk; 978-81-322-2485-3/ebook). Springer Proceedings in Mathematics & Statistics 143, 85-108 (2015).
MSC:  41A36 41A35
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Variation and approximation in multidimensional setting for Mellin integral operators. (English) Zbl 1329.41005

Zayed, Ahmed I. (ed.) et al., New perspectives on approximation and sampling theory. Festschrift in honor of Paul Butzer’s 85th birthday. Cham: Birkhäuser/Springer (ISBN 978-3-319-08800-6/hbk; 978-3-319-08801-3/ebook). Applied and Numerical Harmonic Analysis, 299-317 (2014).
MSC:  41A10 41A25 26B30
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