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Found 2,954 Documents (Results 1–100)

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Multilevel interpolation for Nikishin systems and boundedness of Jacobi matrices on binary trees. (English. Russian original) Zbl 07505216

Russ. Math. Surv. 76, No. 4, 726-728 (2021); translation from Usp. Mat. Nauk 76, No. 4, 179-180 (2021).
MSC:  47B36 41A21 65Q30
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On the explicit representation of polyorthogonal polynomials. (English. Russian original) Zbl 1472.41008

Russ. Math. 65, No. 4, 72-80 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 4, 80-89 (2021).
MSC:  41A21 33C45 42C05
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A survey of Shanks’ extrapolation methods and their applications. (English. Russian original) Zbl 1469.65011

Comput. Math. Math. Phys. 61, No. 5, 699-718 (2021); translation from Zh. Vychisl. Mat. Mat. Fiz. 61, No. 5, 723-743 (2021).
MSC:  65B10 40A05
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On a lower bound for the rate of convergence of multipoint Padé approximants of piecewise analytic functions. (English. Russian original) Zbl 1469.30079

Izv. Math. 85, No. 3, 351-366 (2021); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 85, No. 3, 13-29 (2021).
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An introduction to multiple orthogonal polynomials and Hermite-Padé approximation. (English) Zbl 1460.42041

Marcellán, Francisco (ed.) et al., Orthogonal polynomials: current trends and applications. Proceedings of the 7th EIBPOA conference, Universidad Carlos III de Madrid, Leganés, Spain, July 3–6, 2018. Cham: Springer. SEMA SIMAI Springer Ser. 22, 237-271 (2021).
MSC:  42C05 30E10 41A21
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Approximate GCD by Bernstein basis, and its applications. (English) Zbl 07300094

Mantzaflaris, Angelos (ed.), Proceedings of the 45th international symposium on symbolic and algebraic computation, ISSAC ’20, Kalamata, Greece, July 20–23, 2020. New York, NY: Association for Computing Machinery (ACM). 372-379 (2020).
MSC:  68W30
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Hermite-Padé polynomials and Shafer quadratic approximations for multivalued analytic functions. (English. Russian original) Zbl 1461.30089

Russ. Math. Surv. 75, No. 4, 788-790 (2020); translation from Usp. Mat. Nauk 75, No. 4, 213-214 (2020).
MSC:  30E10 41A10 41A21
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Extrapolation and rational approximation. The works of the main contributors. (English) Zbl 1477.65006

Cham: Springer (ISBN 978-3-030-58417-7/hbk; 978-3-030-58420-7/pbk; 978-3-030-58418-4/ebook). viii, 406 p. (2020).
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