Inverse theorems on approximation of periodic functions

DOI10.1007/BF01057519zbMath0936.42002OpenAlexW2011191533MaRDI QIDQ4940578

A. I. Stepanets

Publication date: 2 March 2000

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01057519

zbMATH Keywords

best approximationinverse theoremstrigonometric polynomial

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Best approximation, Chebyshev systems (41A50) Numerical methods for trigonometric approximation and interpolation (65T40)

Related Items (4)

Best approximations of periodic functions in generalized Lebesgue spaces ⋮ On the constants in the inverse theorems for the norms of derivatives ⋮ Some approximation problems for \((\alpha,\psi)\)-differentiable functions in weighted variable exponent Lebesgue spaces ⋮ Inverse theorems on the approximation of periodic functions with high generalized smoothness

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