Approximation in the mean of the classes of functions in the space L2|(0,1);x| by the Fourier–Bessel sums and estimates of the values of their n-widths

Approximation in the mean of the classes of functions in the space L2|(0,1);x| by the Fourier–Bessel sums and estimates of the values of their n-widths

Gespeichert in:

Bibliographische Detailangaben
Datum:	2024
Hauptverfasser:	S. Vakarchuk, M. Vakarchuk
Format:	Artikel
Sprache:	English
Veröffentlicht:	2024
Schriftenreihe:	Ukrainian Mathematical Journal
Online Zugang:	http://jnas.nbuv.gov.ua/article/UJRN-0001463164
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!
Назва журналу:	Library portal of National Academy of Sciences of Ukraine \| LibNAS

Institution

Library portal of National Academy of Sciences of Ukraine | LibNAS

Ähnliche Einträge

On the estimates of widths of the classes of functions defined by the generalized moduli of continuity and majorants in the weighted space L2x(0,1)
von: S. B. Vakarchuk
Veröffentlicht: (2019)

On the Best Approximation in the Mean by Algebraic Polynomials with Weight and the Exact Values of Widths for the Classes of Functions
von: S. B. Vakarchuk, et al.
Veröffentlicht: (2013)

Exact constants in Jackson-type inequalities for the best mean square approximation in L_2(R) and exact values of mean nu-widths of the classes of functions
von: S. B. Vakarchuk
Veröffentlicht: (2016)

Order estimates for the best approximation and approximation by Fourier sums of classes of infinitely differentiable functions
von: A. S. Serdiuk, et al.
Veröffentlicht: (2013)

On the estimates of the values of various widths of classes of functions of two variables in the weight space L2,г(R2), г=exp(−x2 − y2)
von: S. B. Vakarchuk, et al.
Veröffentlicht: (2020)

Order Estimates for the Best Approximations and Approximations by Fourier Sums of the Classes of (ψ, β)-Differential Functions
von: U. Z. Hrabova, et al.
Veröffentlicht: (2013)

Approximation of classes of ψ-differentiated functions by the Fourier sums
von: V. I. Bodra, et al.
Veröffentlicht: (2015)

Estimates for the best approximations and approximation by Fourier sums of classes of convolutions of periodic functions of not high smoothness in integral metrics
von: T. A. Stepaniuk
Veröffentlicht: (2014)

Jackson-Type Inequalities for the Special Moduli of Continuity on the Entire Real Axis and the Exact Values of Mean ν-Widths for the Classes of Functions in the Space L2 (R)
von: S. B. Vakarchuk
Veröffentlicht: (2014)

Order Estimates for the Best Approximations and Approximations by Fourier Sums in the Classes of Convolutions of Periodic Functions of Low Smoothness in the Uniform Metric
von: A. S. Serdiuk, et al.
Veröffentlicht: (2014)

Uniform approximations by Fourier sums on the classes of convolutions with generalized Poisson kernels
von: A. S. Serdiuk, et al.
Veröffentlicht: (2016)

Widths of classes of functions in the weight space L2,г(R),г=exp(−x2)
von: S. B. Vakarchuk
Veröffentlicht: (2022)

Approximation of the classes of generalized Poisson integrals by Fourier sums in metrics of the spaces L_s
von: A. S. Serdiuk, et al.
Veröffentlicht: (2017)

On the norms of the means of spherical Fourier sums
von: Kuznetsova, O.I.
Veröffentlicht: (2015)

On Basic Fourier-Bessel Expansions
von: Cardoso, J.L.
Veröffentlicht: (2018)

Compatible Approximation of Classes of Kinks with Kernels Poisson Sums of Fourier in Metric Space Lp
von: V. A. Sorych, et al.
Veröffentlicht: (2017)

Approximation by step-hyperbolic Fourier sums of classes MBщ(1,и)(ד)
von: S. A. Stasiuk
Veröffentlicht: (2014)

Approximation by Fourier sums in classes of Weyl–Nagy differentiable functions with high exponent of smoothness
von: A. S. Serdiuk, et al.
Veröffentlicht: (2022)

Approximation by Norlund means of quadratical partial sums of double Walsh - Kaczmarz - Fourier series
von: K. Nagy
Veröffentlicht: (2016)

Jackson-type inequalities with generalized modulus of continuity and exact values of the n-widths for the classes of (ψ,β)-differentiable functions in L2. III
von: B. S. Vakarchuk
Veröffentlicht: (2016)

Jackson-type inequalities with generalized modulus of continuity and exact values of the n-widths of the classes of (ψ,β)-differential functions in L2. I
von: S. B. Vakarchuk
Veröffentlicht: (2016)

Jackson-type inequalities with generalized modulus of continuity and exact values of the n-widths of the classes of (ψ,β)-differentiable functions in L2. II
von: S. B. Vakarchuk
Veröffentlicht: (2016)

Approximations sums convolution kernels with Fourier Poisson sum in ravnomernoy Metrics
von: V. A. Sorych, et al.
Veröffentlicht: (2013)

On estimates of diameter values of classes of functions in the weight space L2,γ(R2), γ = exp(−x2 − y2)
von: S. B. Vakarchuk
Veröffentlicht: (2022)

Structural characteristics of functions from L_2 and the exact values of widths of some functional classes
von: S. B. Vakarchuk, et al.
Veröffentlicht: (2014)

Widths of some classes of functions defined by the generalized moduli of continuity _in the space L_2
von: S. B. Vakarchuk
Veröffentlicht: (2017)

Estimate for deviation of functions from their Fourier sums
von: R. V. Tovkach
Veröffentlicht: (2017)

Approximations by Fourier Sums on the Sets Lψ Lp(∙)
von: S. O. Chajchenko
Veröffentlicht: (2014)

Estimates of uniform approximations by Zygmund sums on classes of convolutions of periodic functions
von: A. S. Serdiuk, et al.
Veröffentlicht: (2013)

Imbedding theorems for sets LψLM and approximation by Fourier sums
von: S. O. Chaichenko
Veröffentlicht: (2014)

K-functionals and extreme problems of the theory of approximation for classes of analytic functions in the circle. I
von: S. B. Vakarchuk, et al.
Veröffentlicht: (2022)

On approximation of classes W1∞ by Poisson sums
von: M. V. Hembarskyi, et al.
Veröffentlicht: (2017)

K-functionals and extreme problems of the theory of approximation of the classes of analytic functions in a circle. II
von: S. B. Vakarchuk, et al.
Veröffentlicht: (2022)

On the Estimation of Strong Means of Fourier Series
von: N. L. Pachulia
Veröffentlicht: (2015)

Uniform approximations by Fourier sums on the sets of convolutions of periodic functions of high smoothness
von: A. Serdiuk, et al.
Veröffentlicht: (2023)

Approximation of classes of Poisson integrals by repeated Fejer sums
von: O. A. Novikov, et al.
Veröffentlicht: (2015)

Linear Methods for Summing Fourier Series and Approximation in Weighted Lebesgue Spaces with Variable Exponents
von: S. Z. Jafarov
Veröffentlicht: (2014)

Linear methods for summing Fourier series and approximation in weighted Lebesgue spaces with variable exponents
von: Jafarov, S.Z.
Veröffentlicht: (2014)

On the mean value of the generalized Dedekind sum and certain generalized Hardy sums weighted by the Kloosterman sum
von: M. C. Dağli, et al.
Veröffentlicht: (2023)

On the Best Linear Methods of Approximation and the Exact Values of Widths for Some Classes of Analytic Functions in the Weighted Bergman Space
von: M. R. Langarshoev
Veröffentlicht: (2015)