Search Results - Parfinovych, N.

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  1. 1
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    Exact order of relative widths of classes $W^r_1$ in the space $L_1$ by Parfinovych, N. V., Парфінович, Н. В.

    Published 2005
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  2. 2
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    Sharp Kolmogorov-type inequalities for norms of fractional derivatives of multivariate functions by Babenko, V.F., Parfinovych, N.V., Pichugov, S.A.

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  3. 3
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    Exact values of the best (α, β) -approximations of classes of convolutions with kernels that do not increase the number of sign changes by Parfinovych, N. V., Парфинович, Н. В., Парфинович, Н. В.

    Published 2017
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  4. 4
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    On the Exact Asymptotics of the Best Relative Approximations of Classes of Periodic Functions by Splines by Parfinovych, N. V., Парфинович, Н. В., Парфинович, Н. В.

    Published 2001
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  5. 5
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    Some sharp Landau-Kolmogorov–Nagy-type inequalities in Sobolev spaces of multivariate functions by Babenko, V., Babenko, V., Kovalenko, O., Parfinovych, N., Babenko, V., Babenko, V., Kovalenko, O., Parfinovych, N., Бабенко, Владислав, Бабенко, Віра, Коваленко, Oлег, Парфінович, Наталія

    Published 2023

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  6. 6
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    Optimal recovery of mappings, optimal information operators, and extremal subspaces by Babenko, V., Babenko, Yu., Parfinovych, N., Бабенко, Владислав, Бабенко, Юлія, Парфінович, Наталія

    Published 2026

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  7. 7
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    Sharp Kolmogorov-type inequalities for norms of fractional derivatives of multivariate functions by Babenko, V. F., Parfinovych, N. V., Pichugov, S. A., Бабенко, В. Ф., Парфінович, Н. В., Пічугов, С. О.

    Published 2010
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  8. 8
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    Estimation of the uniform norm of one-dimensional Riesz potential of a partial derivative of a function with bounded Laplacian by Babenko, V. F., Parfinovych, N. V., Бабенко, В. Ф., Парфинович, Н. В., Бабенко, В. Ф., Парфинович, Н. В.

    Published 2016
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  9. 9
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    On the order of relative approximation of classes of differentiable periodic functions by splines by Babenko, V. F., Parfinovych, N. V., Бабенко, В. Ф., Парфинович, Н. В., Бабенко, В. Ф., Парфинович, Н. В.

    Published 2010
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  10. 10
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    Inequalities of the Bernstein type for splines of defect 2 by Babenko, V. F., Parfinovych, N. V., Бабенко, В. Ф., Парфинович, Н. В., Бабенко, В. Ф., Парфинович, Н. В.

    Published 2009
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  11. 11
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    Nonsymmetric approximations of classes of periodic functions by splines of defect 2 and Jackson-type inequalities by Babenko, V. F., Parfinovych, N. V., Бабенко, В. Ф., Парфинович, Н. В., Бабенко, В. Ф., Парфинович, Н. В.

    Published 2009
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  12. 12
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    On the best $L_1$-approximations of functional classes by splines under restrictions imposed on their derivatives by Babenko, V. F., Parfinovych, N. V., Бабенко, В. Ф., Парфинович, Н. В., Бабенко, В. Ф., Парфинович, Н. В.

    Published 1999
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  13. 13
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    Estimates for deviation of integral operators in semilinear metric spaces and their applications by Babenko , V. F., Babenko , V. V., Kovalenko , O. V., Parfinovych , N. V., Бабенко, В. Ф., Бабенко, В. В., Коваленко, O. В., Парфінович, Н. В.

    Published 2022

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  14. 14
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    Optimal recovery of elements from Hilbert space and their scalar products by Fourier coefficients known with error by Gunko, M. S., Babenko, V. F., Parfinovych, N. V., Гунько, М. С., Бабенко, В. Ф., Парфинович, Н. В., Гунько, М. С., Бабенко, В. Ф., Парфінович, Н. В.

    Published 2020

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  15. 15
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    On the 100th birthday of Major Pylypovych Timan (30.08.1923 – 19.09.2019) by Timokha, O. M., Motornyi, V. P., Shevchuk, I. O., Vakarchuk, S. B., Zaderei, P. V., Kofanov, V. O., Parfinovych, N. V., Romanyuk, A. S., Serdyuk, A. S., Sokolenko, I. V., Тимоха, O. М., Моторний, В. П., Шевчук, І. О., Вакарчук, С. Б., Задерей, П. В., Кофанов, В. О., Парфінович, Н. В., Романюк, А. С., Сердюк, А. С., Соколенко, І. В.

    Published 2023

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  16. 16
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    Vladislav Fedorovych Babenko (to his 75th birthday) by Motorny, V. P., Shevchuk, I. O., Vakarchuk, S. B., Korenovskyi, A. O., Kofanov, V. O., Parfinovych, N. V., Pichugov, S. O., Romanyuk, A. S., Savchuk, V. V., Serdyuk, A. S., Skorokhodov, D. S., Sokolenko, I. V., Shydlich, A. L., Моторний, В. П., Шевчук, І. О., Вакарчук, С. Б., Кореновський, А. О., Кофанов, В. О., Парфінович, Н. В., Пічугов, С. О., Романюк, А. С., Савчук, В. В., Сердюк, А. С., Скороходов, Д. С., Соколенко, І. В., Шидліч, А. Л., Shidlich, Andrii

    Published 2025

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  17. 17
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    Motornyi Vitalii Pavlovych (on his 75th birthday) by Babenko, V. F., Vakarchuk, S. B., Velikin, V. L., Davydov, O. V., Kofanov, V. A., Parfinovych, N. V., Pas'ko, A. N., Romanyuk, A. S., Ruban, V. I., Samoilenko, A. M., Timan, M. P., Trigub, R. M., Shevchuk, I. A., Shumeiko, A. A., Бабенко, В. Ф., Вакарчук, С. Б., Великін, В. Л., Давидов, О. В., Кофанов, В. О., Парфінович, Н. В., Пасько, А. М., Романюк, А. С., Рубан, В. І., Самойленко, А. М., Тіман, М. П., Тригуб, Р. М., Шевчук, І. О., Шумейко, О. О.

    Published 2015
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  18. 18
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    Vitalii Pavlovych Motornyi (on his 80th birthday) by Samoilenko, A. M., Babenko, V. F., Vakarchuk , S. B., Velykin , V. L., Davydov , O. V., Kofanov , V. O., Parfinovych , N. V., Pas’ko , A. M., Romanyuk , A. S., Romanyuk , V. S., Serdyuk , A. S., Trigub , R. M., Shevchuk , I. O., Shumeiko , O. О., Самойленко, Анатолій Михайлович, Бабенко, Владислав Федорович, Serdyuk , A. S., Самойленко, А. М., Бабенко, В. Ф., Вакарчук, С. Б., Великiн, В. Л., Давидов, О. В., Кофанов, В. О., Парфiнович, Н. В., Пасько, А. М., Романюк, А. С., Романюк, В. С., Сердюк, А. С., Тригуб, Р. М., Шевчук, I. О., Шумейко, О. О.

    Published 2020

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