Orders of coapproximation of functions by algebraic polynomials

DOI10.1007/BF01142517zbMath0506.41004MaRDI QIDQ1836815

A. S. Shvedov

Publication date: 1981

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

zbMATH Keywords

Jackson theoremshigher-order moduli of continuityorders of coapproximation

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by polynomials (41A10) Rate of convergence, degree of approximation (41A25)

Related Items (6)

Pointwise and uniform estimates for convex approximation of functions by algebraic polynomials ⋮ Generalized monotone approximation inL p Space ⋮ On Müntz rational approximation ⋮ Korovkin-type theorem for sequences of operators preserving shape ⋮ Pointwise estimates for 3-monotone approximation ⋮ On constants in coconvex approximation of periodic functions

Cites Work

• On functions with bounded \(n\)-th differences
• Degree of approximation by monotone polynomials. I
• Degree of approximation by monotone polynomials. II
• Monotone Approximation by Polynomials
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