Marchaud's inequality for multiple modules of continuity in metric spaces

DOI10.1007/s11253-020-01758-1OpenAlexW3035016574MaRDI QIDQ2100710

S. A. Pichugov

Publication date: 24 November 2022

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

Full work available at URL: https://doi.org/10.1007/s11253-020-01758-1

Mathematics Subject Classification ID

Trigonometric approximation (42A10) Continuity and related questions (modulus of continuity, semicontinuity, discontinuities, etc.) for real functions in one variable (26A15) Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17)

Cites Work

• Inverse Jackson theorems in spaces with integral metric
• Multiple modules of continuity and the best approximations of periodic functions in metric spaces
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