An elementary approach to inverse approximation theorems

DOI10.1016/0021-9045(78)90094-1zbMath0388.41010OpenAlexW2017117056MaRDI QIDQ1250579

Michael Becker, R. J. Nessel

Publication date: 1978

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(78)90094-1

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Rate of convergence, degree of approximation (41A25) Approximation by operators (in particular, by integral operators) (41A35) Trigonometric polynomials, inequalities, extremal problems (42A05)

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Cites Work

• Aspects of de La Vallée Poussin's work in approximation and its influence
• An elementary proof of the inverse theorem for Bernstein polynomials
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