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Found 1,085 Documents (Results 1–100)

Accuracy-optimal quadrature formulas for calculating the Bessel transforms for certain classes of sub-integral functions. (English. Ukrainian original) Zbl 1473.65024

Cybern. Syst. Anal. 57, No. 2, 238-251 (2021); translation from Kibern. Sist. Anal. 57, No. 2, 81-95 (2021).
MSC:  65D32 34B30
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Algorithm for construction of quadrature formulas with exponential convergence for linear operators acting on periodic functions. (English. Russian original) Zbl 1473.65023

Russ. Math. 65, No. 2, 75-80 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 2, 86-92 (2021).
MSC:  65D32 65D20
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Formulas for approximate calculation of the Chebyshev coefficients. (English. Russian original) Zbl 1472.65022

Russ. Math. 65, No. 2, 69-74 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 2, 79-85 (2021).
MSC:  65D15 65D32
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An algebraic method for pricing financial instruments on post-crisis market. (English) Zbl 1471.91619

Silvestrov, Sergei (ed.) et al., Algebraic structures and applications. Selected papers based on the presentations at the international conference on stochastic processes and algebraic structures – from theory towards applications, SPAS 2017, Västerås and Stockholm, Sweden, October 4–6, 2017. Cham: Springer. Springer Proc. Math. Stat. 317, 839-856 (2020).
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Quadrature formula for the direct value of the normal derivative of the single layer potential. (English. Russian original) Zbl 1450.65028

Differ. Equ. 56, No. 9, 1237-1255 (2020); translation from Differ. Uravn. 56, No. 9, 1270-1288 (2020).
MSC:  65D30 65D32
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Sharp estimates for the convergence rate of Fourier series in two variables and their applications. (English. Russian original) Zbl 1405.42007

Comput. Math. Math. Phys. 58, No. 10, 1545-1551 (2018); translation from Zh. Vychisl. Mat. Mat. Fiz. 58, No. 10 (2018).
MSC:  42A32
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