Izvestiya of Saratov University.

Mathematics. Mechanics. Informatics

ISSN 1816-9791 (Print)

ISSN 2541-9005 (Online)

наилучшее приближение

Approximation of Bounded p-variation Periodic Functions by Generalized Abel–Poisson and Logarithmic Means

Approximation of the Riemann–Liouville Integrals by Algebraic Polynomials on the Segment

Several Questions of Approximation by Polynomials with Respect to Multiplicative Systems in Weighted Lp Spaces

Approximation of Functions of Bounded p-variation by Euler Means

Extremal Rational Functions on Several Arcs of the Unit Circle with Zeros on these Arcs