Izvestiya of Saratov University.

Mathematics. Mechanics. Informatics

ISSN 1816-9791 (Print)

ISSN 2541-9005 (Online)

ряд Фурье

Two-dimensional limit series in ultraspherical Jacobi polynomials and their approximative properties

On the Uniform Convergence of the Fourier Series by the System of Polynomials Generated by the System of Laguerre Polynomials

Jordan–Dirichlet Theorem for Functional Differential Operator with Involution

About harmonic analysis of periodic at infinity functions

Harmonic Analysis of Periodic at Infinity Functions from Stepanov Spaces

On Uniform Convergence of Transformations of Fourier Series on Multiplicative Systems

Λ-Summability and Multiplicators of Holder Classes of Fourierseries with Respect ̈ to Character Systems

Approximation of Continuous 2π-Periodic Piecewise Smooth Functions by Discrete Fourier Sums