Approximations by Fourier Sums in the Spaces c and L1

Classification and Approximation of Periodic Functions ◽

10.1007/978-94-011-0115-8_4 ◽

1995 ◽

pp. 81-208

Author(s):

Alexander I. Stepanets

Keyword(s):

Fourier Sums

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Approximation to continuous functions by Walsh-Fourier sums

Analysis Mathematica ◽

10.1007/bf02053633 ◽

1980 ◽

Vol 6 (4) ◽

pp. 269-280 ◽

Cited By ~ 5

Author(s):

N. V. Guličev

Keyword(s):

Continuous Functions ◽

Fourier Sums

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Simultaneous approximation of functions and their (?, ?)-derivatives by Fourier sums

Ukrainian Mathematical Journal ◽

10.1007/bf01060386 ◽

1989 ◽

Vol 41 (2) ◽

pp. 189-199 ◽

Cited By ~ 2

Author(s):

A. I. Stepanets

Keyword(s):

Simultaneous Approximation ◽

Approximation Of Functions ◽

Fourier Sums

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Fourier Sums and Lagrange Interpolation on (0,+‚àû) and (_‚àû,+‚àû)

Frontiers in Interpolation and Approximation - Pure and Applied Mathematics ◽

10.1201/9781420011388.ch15 ◽

2006 ◽

pp. 307-344 ◽

Cited By ~ 3

Author(s):

G Mastroianni ◽

P V√©rtesi

Keyword(s):

Lagrange Interpolation ◽

Fourier Sums

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An algorithm for fast discrete transformation for Fourier sums over Sobolev orthogonal polynomials generated by Chebyshev polynomials of the first kind

Daghestan Electronic Mathematical Reports ◽

10.31029/demr.9.6 ◽

2018 ◽

pp. 52-61

Author(s):

◽

Murad Sultanakhmedov ◽

Tadgidin Shakh-Emirov

Keyword(s):

Orthogonal Polynomials ◽

Chebyshev Polynomials ◽

Discrete Transformation ◽

Sobolev Orthogonal Polynomials ◽

Fourier Sums

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RATE OF CONVERGENCE OF LINEAR MEAN SUBSEQUENCIES OF FOURIER SUMS

Topics in Polynomials of One and Several Variables and Their Applications ◽

10.1142/9789814360296_0006 ◽

1993 ◽

pp. 65-79 ◽

Cited By ~ 1

Author(s):

N. K. Bliev ◽

L. P. Falaleev

Keyword(s):

Rate Of Convergence ◽

Fourier Sums

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Lebesgue constants and approximation of functions by rectangular fourier sums in LP(Tm)

Mathematical Notes ◽

10.1007/bf01160866 ◽

1983 ◽

Vol 34 (1) ◽

pp. 522-529

Author(s):

S. P. Baiborodov

Keyword(s):

Lebesgue Constants ◽

Approximation Of Functions ◽

Fourier Sums

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Asymptotic behavior of the dirichlet kernel of fourier sums with respect to a polygon

Journal of Soviet Mathematics ◽

10.1007/bf01665052 ◽

1988 ◽

Vol 42 (2) ◽

pp. 1640-1646 ◽

Cited By ~ 3

Author(s):

A. N. Podkorytov

Keyword(s):

Asymptotic Behavior ◽

Dirichlet Kernel ◽

Fourier Sums

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Approximation of $$\bar \psi - integrals$$ of periodic functions by Fourier sums (small smoothness). Iof periodic functions by Fourier sums (small smoothness). I

Ukrainian Mathematical Journal ◽

10.1007/bf02513454 ◽

1998 ◽

Vol 50 (2) ◽

pp. 314-333 ◽

Cited By ~ 8

Author(s):

A. I. Stepanets

Keyword(s):

Periodic Functions ◽

Fourier Sums

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Approximation by Fourier sums of classes of periodic functions of several variables defined by polyharmonic operators

Ukrainian Mathematical Journal ◽

10.1007/bf01092787 ◽

1980 ◽

Vol 32 (2) ◽

pp. 127-132

Author(s):

N. N. Zaderei

Keyword(s):

Periodic Functions ◽

Several Variables ◽

Fourier Sums

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On almost everywhere convergence of lacunary sequences of multiple rectangular Fourier sums

Proceedings of the Steklov Institute of Mathematics ◽

10.1134/s0081543817020055 ◽

2017 ◽

Vol 296 (S1) ◽

pp. 43-59

Author(s):

N. Yu. Antonov

Keyword(s):

Almost Everywhere Convergence ◽

Lacunary Sequences ◽

Almost Everywhere ◽

Fourier Sums

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