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$K$-functionals and extreme problems of the theory of approximation of the classes of analytic functions in a circle. II

UDC 517.5 The exact values of the Kolmogorov, Bernstein, and trigonometric $n$-widths of the classes defined by using the Hadamard compositions, generalized $K$-functionals, and majorants are obtained in the Hardy, Bergman, and Gvaradze Banach spaces. The exact values of the upper boundaries of the...

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Datum:	2022
Hauptverfasser:	Vakarchuk, S. B., Vakarchuk, M. B., Вакарчук, С. Б., Вакарчук, М. Б.
Format:	Artikel
Sprache:	Ukrainisch
Veröffentlicht:	Institute of Mathematics, NAS of Ukraine 2022
Online Zugang:	https://umj.imath.kiev.ua/index.php/umj/article/view/6981
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!
Назва журналу:	Ukrains’kyi Matematychnyi Zhurnal
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