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
Saved in:
| Date: | 2024 |
|---|---|
| Main Authors: | S. Vakarchuk, M. Vakarchuk |
| Format: | Article |
| Language: | English |
| Published: |
2024
|
| Series: | Ukrainian Mathematical Journal |
| Online Access: | http://jnas.nbuv.gov.ua/article/UJRN-0001463164 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| Journal Title: | Library portal of National Academy of Sciences of Ukraine | LibNAS |
Institution
Library portal of National Academy of Sciences of Ukraine | LibNASSimilar Items
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)
by: S. B. Vakarchuk
Published: (2019)
by: S. B. Vakarchuk
Published: (2019)
On the Best Approximation in the Mean by Algebraic Polynomials with Weight and the Exact Values of Widths for the Classes of Functions
by: S. B. Vakarchuk, et al.
Published: (2013)
by: S. B. Vakarchuk, et al.
Published: (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
by: S. B. Vakarchuk
Published: (2016)
by: S. B. Vakarchuk
Published: (2016)
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)
by: S. B. Vakarchuk, et al.
Published: (2020)
by: S. B. Vakarchuk, et al.
Published: (2020)
Order estimates for the best approximation and approximation by Fourier sums of classes of infinitely differentiable functions
by: A. S. Serdiuk, et al.
Published: (2013)
by: A. S. Serdiuk, et al.
Published: (2013)
Order estimates for the best approximation and approximation by Fourier sums of classes of infinitely differentiable functions
by: Serdyuk, A. S., et al.
Published: (2013)
by: Serdyuk, A. S., et al.
Published: (2013)
Order Estimates for the Best Approximations and Approximations by Fourier Sums of the Classes of (ψ, β)-Differential Functions
by: U. Z. Hrabova, et al.
Published: (2013)
by: U. Z. Hrabova, et al.
Published: (2013)
Approximation of classes of ψ-differentiated functions by the Fourier sums
by: V. I. Bodra, et al.
Published: (2015)
by: V. I. Bodra, et al.
Published: (2015)
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)
by: S. B. Vakarchuk
Published: (2014)
by: S. B. Vakarchuk
Published: (2014)
Widths of classes of functions in the weight space L2,г(R),г=exp(−x2)
by: S. B. Vakarchuk
Published: (2022)
by: S. B. Vakarchuk
Published: (2022)
Approximation of classes $\overline{\psi}$-differentiated functions by the Fourier sums
by: Bodra, V. I., et al.
Published: (2015)
by: Bodra, V. I., et al.
Published: (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
by: T. A. Stepaniuk
Published: (2014)
by: T. A. Stepaniuk
Published: (2014)
Estimates for the best approximations and approximation by Fourier sums of classes of convolutions of periodic functions of not high smoothness in integral metrics
by: Stepaniuk, T. A., et al.
Published: (2014)
by: Stepaniuk, T. A., et al.
Published: (2014)
On the norms of the means of spherical Fourier sums
by: Kuznetsova, O.I.
Published: (2015)
by: Kuznetsova, O.I.
Published: (2015)
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
by: A. S. Serdiuk, et al.
Published: (2014)
by: A. S. Serdiuk, et al.
Published: (2014)
On Basic Fourier-Bessel Expansions
by: Cardoso, J.L.
Published: (2018)
by: Cardoso, J.L.
Published: (2018)
Uniform approximations by Fourier sums on the classes of convolutions with generalized Poisson kernels
by: A. S. Serdiuk, et al.
Published: (2016)
by: A. S. Serdiuk, et al.
Published: (2016)
On estimates of diameter values of classes of functions in the weight space L2,γ(R2), γ = exp(−x2 − y2)
by: S. B. Vakarchuk
Published: (2022)
by: S. B. Vakarchuk
Published: (2022)
Approximation of the classes of generalized Poisson integrals by Fourier sums in metrics of the spaces L_s
by: A. S. Serdiuk, et al.
Published: (2017)
by: A. S. Serdiuk, et al.
Published: (2017)
Approximation by Norlund means of quadratical partial sums of double Walsh - Kaczmarz - Fourier series
by: K. Nagy
Published: (2016)
by: K. Nagy
Published: (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
by: S. B. Vakarchuk
Published: (2016)
by: S. B. Vakarchuk
Published: (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
by: B. S. Vakarchuk
Published: (2016)
by: B. S. Vakarchuk
Published: (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
by: S. B. Vakarchuk
Published: (2016)
by: S. B. Vakarchuk
Published: (2016)
Structural characteristics of functions from L_2 and the exact values of widths of some functional classes
by: S. B. Vakarchuk, et al.
Published: (2014)
by: S. B. Vakarchuk, et al.
Published: (2014)
Estimate for deviation of functions from their Fourier sums
by: R. V. Tovkach
Published: (2017)
by: R. V. Tovkach
Published: (2017)
Estimate for deviation of functions from their Fourier sums
by: Tovkach, R. V., et al.
Published: (2017)
by: Tovkach, R. V., et al.
Published: (2017)
Widths of some classes of functions defined by the generalized moduli of continuity _in the space L_2
by: S. B. Vakarchuk
Published: (2017)
by: S. B. Vakarchuk
Published: (2017)
Approximations sums convolution kernels with Fourier Poisson sum in ravnomernoy Metrics
by: V. A. Sorych, et al.
Published: (2013)
by: V. A. Sorych, et al.
Published: (2013)
Approximation by Fourier sums in classes of Weyl–Nagy differentiable functions with high exponent of smoothness
by: A. S. Serdiuk, et al.
Published: (2022)
by: A. S. Serdiuk, et al.
Published: (2022)
Approximation by step-hyperbolic Fourier sums of classes MBщ(1,и)(ד)
by: S. A. Stasiuk
Published: (2014)
by: S. A. Stasiuk
Published: (2014)
Compatible Approximation of Classes of Kinks with Kernels Poisson Sums of Fourier in Metric Space Lp
by: V. A. Sorych, et al.
Published: (2017)
by: V. A. Sorych, et al.
Published: (2017)
Approximations by Fourier Sums on the Sets Lψ Lp(∙)
by: S. O. Chajchenko
Published: (2014)
by: S. O. Chajchenko
Published: (2014)
Estimates of uniform approximations by Zygmund sums on classes of convolutions of periodic functions
by: A. S. Serdiuk, et al.
Published: (2013)
by: A. S. Serdiuk, et al.
Published: (2013)
Estimates of uniform approximations by Zygmund sums on classes of convolutions of periodic functions
by: Serdyuk, A. S., et al.
Published: (2013)
by: Serdyuk, A. S., et al.
Published: (2013)
On the Estimation of Strong Means of Fourier Series
by: N. L. Pachulia
Published: (2015)
by: N. L. Pachulia
Published: (2015)
Approximation by step-hyperbolic Fourier sums of classes $\mathbf{MB}^{\omega}_{1,\theta}(\bar{\gamma})$
by: Stasyuk, S. A., et al.
Published: (2014)
by: Stasyuk, S. A., et al.
Published: (2014)
Электрические свойства халькогенидов AgGeAsS₃xSe₃₍₁₋x₎(0,1<=x<=0,9)
by: Хейфец, О.Л., et al.
Published: (2007)
by: Хейфец, О.Л., et al.
Published: (2007)
K-functionals and extreme problems of the theory of approximation for classes of analytic functions in the circle. I
by: S. B. Vakarchuk, et al.
Published: (2022)
by: S. B. Vakarchuk, et al.
Published: (2022)
Imbedding theorems for sets LψLM and approximation by Fourier sums
by: S. O. Chaichenko
Published: (2014)
by: S. O. Chaichenko
Published: (2014)
K-functionals and extreme problems of the theory of approximation of the classes of analytic functions in a circle. II
by: S. B. Vakarchuk, et al.
Published: (2022)
by: S. B. Vakarchuk, et al.
Published: (2022)
Similar Items
-
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)
by: S. B. Vakarchuk
Published: (2019) -
On the Best Approximation in the Mean by Algebraic Polynomials with Weight and the Exact Values of Widths for the Classes of Functions
by: S. B. Vakarchuk, et al.
Published: (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
by: S. B. Vakarchuk
Published: (2016) -
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)
by: S. B. Vakarchuk, et al.
Published: (2020) -
Order estimates for the best approximation and approximation by Fourier sums of classes of infinitely differentiable functions
by: A. S. Serdiuk, et al.
Published: (2013)