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Publication date: 1986

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

entropy Bernstein polynomials widths algebraic polynomials inverse theorem Jackson's theorem saturation class

Trigonometric approximation (42A10) Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Multidimensional problems (41A63) Interpolation in approximation theory (41A05) Approximation by polynomials (41A10) Rate of convergence, degree of approximation (41A25) Approximation by positive operators (41A36) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46) Introductory exposition (textbooks, tutorial papers, etc.) pertaining to approximations and expansions (41-01) Saturation in approximation theory (41A40)

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