On multidimensional Jackson's theorem

We have found the best linear polynomial methods of approximation of continuous periodic functions of multiple variables in uniform metric with concave modulus of continuity.

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Bibliographic Details
Published in:Researches in mathematics (Online) 2021-10, p.30
Main Author: Pichugov, S.A.
Format: Article
Language:English
Online Access:Get full text
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Description
Summary:We have found the best linear polynomial methods of approximation of continuous periodic functions of multiple variables in uniform metric with concave modulus of continuity.
ISSN:2664-4991
2664-5009
DOI:10.15421/247708