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Found 30 Documents (Results 1–30)

Discrepancy estimates and rational Chebyshev approximation. (English) Zbl 1034.41015

Bojanov, B. D., Constructive theory of functions. Proceedings of the international conference, Varna, Bulgaria, June 19–23, 2002. Sofia: DARBA (ISBN 954-90126-6-2/hbk). 219-224 (2003).
MSC:  41A20 41A50
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Alternation points in rational Chebyshev approximation. (English) Zbl 1028.41013

Bojanov, B. D., Constructive theory of functions. Proceedings of the international conference, Varna, Bulgaria, June 19-23, 2002. Sofia: DARBA. 213-218 (2003).
MSC:  41A20 41A50
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On sign changes in polynomial \(L_1\)-approximation. (English. English summary) Zbl 1028.41006

Kovtunets, V. V. (ed.), Approximation theory and its applications. Proceedings of the international conference dedicated to the memory of Vladislav Kirillovich Dzyadyk held in Kiev, Ukraine, May 27-31, 1999. Kyïv: Instytut Matematyky NAN Ukraïny. Pr. Inst. Mat. Nats. Akad. Nauk Ukr., Mat. Zastos. 31, 49-55 (2000).
MSC:  41A10 41A50
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On the rational Chebyshev approximants to a real-valued function with unbounded number of the poles. (English) Zbl 0856.41011

Rassias, Th. M. (ed.) et al., Topics in polynomials of one and several variables and their applications. Volume dedicated to the memory of P. L. Chebyshev (1821-1894). Singapore: World Scientific. 335-346 (1993).
MSC:  41A20
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