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 in a mixed norm. (English. Russian original) Zbl 1528.41072 Math. Notes 113, No. 4, 584-586 (2023); translation from Mat. Zametki 113, No. 4, 604-606 (2023). MSC: 41A46 PDFBibTeX XMLCite \textit{A. A. Vasil'eva}, Math. Notes 113, No. 4, 584--586 (2023; Zbl 1528.41072); translation from Mat. Zametki 113, No. 4, 604--606 (2023) Full Text: DOI