Averaged moduli of smoothness for functions of several variables, and the function spaces generated by them

zbMath0609.41030MaRDI QIDQ1086760

V. Kh. Khristov, Vasil A. Popov

Publication date: 1985

Published in: Proceedings of the Steklov Institute of Mathematics (Search for Journal in Brave)

zbMATH Keywords

averaged moduli of smoothness

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Continuity and related questions (modulus of continuity, semicontinuity, discontinuities, etc.) for real functions in one variable (26A15) Multidimensional problems (41A63)

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Multivariate \(L_ p\)-error estimates for positive linear operators via the first-order \(\tau\)-modulus

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