Full list of publications: |
|
|
Citations (Crossref Cited-By Service + Math-Net.Ru) |
|
|
2024 |
1. |
R. R. Akopyan, V. V. Arestov, V. G. Timofeev, “Stechkin's Problem of Approximating the Differentiation Operator in the Uniform Norm on the Half-Line”, Mathematical Notes, 115:6 (2024), 853–867 |
2. |
R. R. Akopyan, P. Kumar, G. V. Milovanović, “On the inequalities of Zygmund and de Bruijn”, Anal. Math., 2024, 1–20 (Published online) https://doi.org/10.1007/s10476-024-00048-3 |
|
2023 |
3. |
O. V. Akopyan, R. R. Akopyan, “Optimal recovery on classes of functions analytic in a annulus”, Proc. Steklov Inst. Math. (Suppl.), 321, suppl. 1 (2023), S4–S19 |
4. |
R. R. Akopyan, “Optimal Recovery of a Function Holomorphic in a Polydisc from Its Approximate Values on a Part of the Skeleton”, Siberian Advances in Mathematics, 33:4 (2023), 261–277 |
|
2022 |
5. |
R. R. Akopyan, N. Yu. Antonov, V. V. Arestov, A. G. Babenko, N. V. Baidakova, V. I. Berdyshev, V. V. Vasin, S. I. Novikov, N. L. Patsko, A. G. Chentsov, N. I. Chernykh, V. T. Shevaldin, “Yurii Nikolaevich Subbotin”, Proc. Steklov Inst. Math. (Suppl.), 319, suppl. 1 (2022), S1–S6 |
|
2021 |
6. |
R. R. Akopyan, “Best approximation of differentiation operators on the Sobolev class of functions analytic in a strip”, Sib. Èlektron. Mat. Izv., 18:2 (2021), 1286–1298 |
|
2020 |
7. |
R. R. Akopyan, “Optimal Recovery of a Derivative of an Analytic Function from Values of the Function Given with an Error on a Part of the Boundary. II”, Analysis Math., 46:3 (2020), 409–424 |
|
2021 |
8. |
R. R. Akopyan, “Analog of the Hadamard Theorem and Related Extremal Problems on the Class of Analytic Functions”, Proceedings of the Steklov Institute of Mathematics, 351:1 (2021), 13–26 |
|
2020 |
9. |
V. V. Arestov, R. R. Akopyan, “Stechkin's problem on the best approximation of an unbounded operator by bounded ones and related problems”, Trudy Inst. Mat. i Mekh. UrO RAN, 26, no. 4, 2020, 7–31 |
|
2019 |
10. |
R. R. Akopyan, “An analogue of the two-constants theorem and optimal recovery of analytic functions”, Sb. Math., 210:10 (2019), 1348–1360 |
|
2020 |
11. |
R. R. Akopyan, “Approximation of Derivatives of Analytic Functions from One Hardy Class by Another Hardy Class”, Proceedings of the Steklov Institute of Mathematics, 308:Suppl. 1 (2020), 1–8 |
|
2018 |
12. |
R. R. Akopyan, “Optimal Recovery of a Derivative of an Analytic Function from Values of the Function Given with an Error on a Part of the Boundary”, Analysis Mathematica, 44:1 (2018), 3–19
|
3
[x]
|
13. |
R. R. Akopyan, “Optimal recovery of a function analytic in a half-plane from approximately given values on a part of the straight-line boundary”, Trudy Inst. Mat. i Mekh. UrO RAN, 24, no. 4, 2018, 19–33 |
14. |
V. I. Berdyshev, N. I. Chernykh, A. G. Babenko, R. R. Akopyan, “On the 75th birthday of professor Vitalii Vladimirovich Arestov”, Ural Math. J., 4:2 (2018), 3–5 |
15. |
R. R. Akopyan, M. S. Saidusainov, “Three Extremal Problems in the Hardy and Bergman Spaces of Functions Analytic in a Disk”, Proceedings of the Steklov Institute of Mathematics, 303:Suppl. 1 (2018), S25–-S35 |
|
2017 |
16. |
R. Akopyan, A. Efimov, “Boas–Kac roots of positive definite functions of several variables”, Analysis Mathematica, 43:3 (2017), 359–369
|
3
[x]
|
17. |
R. R. Akopyan, “Approximation of the differentiation operator on the class of functions analytic in an annulus”, Ural Math. J., 3:2 (2017), 6–13
|
4
[x]
|
|
2016 |
18. |
R. R. Akopyan, “Optimal recovery of analytic functions from boundary values specified with error”, Math. Notes, 99:1-2 (2016), 177–182 |
|
2018 |
19. |
R. R. Akopyan, “Optimal Recovery of a Function Analytic in a Disk from Its Approximately Given Values on a Part of the Boundary”, Proceedings of the Steklov Institute of Mathematics, 300:Suppl. 1 (2018), 25–37 |
|
2017 |
20. |
R. R. Akopyan, “Optimal recovery of an analytic function in a doubly connected domain from its approximately given boundary values”, Proceedings of the Steklov Institute of Mathematics, 296:1 (2017), 13–18 |
|
2015 |
21. |
R. R. Akopyan, “Best approximation of the differentiation operator on the class of functions analytic in a strip”, Proc. Steklov Inst. Math. (Suppl.), 288, suppl. 1 (2015), 5–12 |
|
2012 |
22. |
R. R. Akopyan, “Best approximation for the analytic continuation operator on the class of analytic functions in a ring”, Trudy Inst. Mat. i Mekh. UrO RAN, 18:4 (2012), 3–13 |
|
2011 |
23. |
R. R. Akopyan, “Best approximation of the operator of analytic continuation on the class of functions analytic in a strip”, Trudy Inst. Mat. i Mekh. UrO RAN, 17, no. 3, 2011, 46–54 |
|
2010 |
24. |
R. R. Akopyan, “Approximation of the Hardy–Sobolev class of functions analytic in a half-plane by entire functions of exponential type”, Trudy Inst. Mat. i Mekh. UrO RAN, 16, no. 4, 2010, 18–30 |
|
2007 |
25. |
R. R. Akopyan, “Optimal recovery of functions analytical in a half-plane”, Proc. Steklov Inst. Math., 259:2 (2007), 1–11 |
|
2005 |
26. |
R. R. Akopian, “Kolmogorov's inequality for functions analytic in a half-plane”, Proc. Steklov Inst. Math. (Suppl.), 2005no. , suppl. 2, S1–S8 |
|
2003 |
27. |
R. R. Akopyan, “Certain extremal problems for algebraic polynomials which do not vanish in the disk”, East J. Approx., 9:2 (2003), 139–150 |
|
2001 |
28. |
Roman R. Akopyan, “Bernstein-Jackson inequality for algebraic polynomials with restrictions on their zeros”, East J. Approx., 7:3 (2001), 351–370 |
|
2000 |
29. |
Roman R. Akopyan, “Turan’s inequality in $H_2$ for algebraic polynomials with restrictions to their zeros”, East J. Approx., 6:1 (2000), 103–124 |
|
1997 |
30. |
R. R. Akopyan, “Bernstein inequality in $H_2$ for algebraic polynomials with restriction on the zeros”, East J. Approx., 3:3 (1997), 333–349 |
|