Khuromonov, Kh. M. On the best simultaneous approximation of functions in the Bergman space \(B_2\). (English. Russian original) Zbl 1526.42003 Russ. Math. 67, No. 5, 50-59 (2023); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2023, No. 5, 71-81 (2023). MSC: 42A10 41A10 41A50 42A75 30H05 PDFBibTeX XMLCite \textit{Kh. M. Khuromonov}, Russ. Math. 67, No. 5, 50--59 (2023; Zbl 1526.42003); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2023, No. 5, 71--81 (2023) Full Text: DOI
Vasil’eva, A. A. Kolmogorov widths of the intersection of two finite-dimensional balls. (English. Russian original) Zbl 1479.41018 Russ. Math. 65, No. 7, 17-23 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 7, 23-29 (2021). Reviewer: Yuri A. Farkov (Moskva) MSC: 41A45 46B45 PDFBibTeX XMLCite \textit{A. A. Vasil'eva}, Russ. Math. 65, No. 7, 17--23 (2021; Zbl 1479.41018); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 7, 23--29 (2021) Full Text: DOI arXiv