On Estimates in L2(ℝ) of Mean ν-Widths of Classes of Functions Defined via the Generalized Modulus of Continuity of ωℳ

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+	Наближення в середньому сумами Фур'є–Бесселя класів функцій у просторі <mml:math> <mml:mrow> <mml:msub> <mml:mi>L</mml:mi> <mml:mn>2</mml:mn> </mml:msub> <mml:mrow> <mml:mo form="prefix">[</mml:mo> <mml:mrow> <mml:mo form="prefix">(</mml:mo> <mml:mn>0,1</mml:mn> <mml:mo form="postfix">)</mml:mo> </mml:mrow> <mml:mo>;</mml:mo> <mml:mi>x</mml:mi> <mml:mo form="postfix">]</mml:mo> </mml:mrow> </mml:mrow> </mml:math> та оцінки значень їх <mml:math> <mml:mrow> <mml:mi>n</mml:mi> </mml:mrow> </mml:…	2024	С. Б. Вакарчук M.B. Vakarchuk
+	On the estimates of the values of various widths of classes of functions of two variables in the weight space L2,γ (ℝ2), γ = exp(− x2− y2)	2020	Sergey Borisovich Vakarchuk Mihail B. Vakarchuk
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Works Cited by This (25)

Action	Title	Year	Authors
+	Theory of Approximation of Functions of a Real Variable	1963	A.F. TIMAN
+	None	2003	Артем Иванович Козко
+	<i>Integrals and Series</i>	1988	A. P. Prudnikov Yu. A. Brychkov O. I. Marichev Robert H. Romer
+	Diameters of certain sets in function spaces	1973	Y.I. Grigor'yan
+	On Jackson's inequality for a generalized modulus of continuity in $ L_2$	2004	Артем Иванович Козко A. V. Rozhdestvenskii
+ PDF Chat	Equivalence of generalized moduli of continuity	1980	Jan Boman
+	An estimate of an optimal argument in the sharp multidimensional Jackson-Stechkin L 2-inequality	2015	Д. В. Горбачев
+	MEAN DIMENSION, WIDTHS, AND OPTIMAL RECOVERY OF SOBOLEV CLASSES OF FUNCTIONS ON THE LINE	1993	Georgii Georgievich Magaril-Il'yaev
+ PDF Chat	Comparison theorems for a generalized modulus of continuity	1971	Jan Boman Harold S. Shapiro
+ PDF Chat	On some extremal problems of approximation theory of functions on the real axis II	2013	С. Б. Вакарчук