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zbMath0668.41024MaRDI QIDQ3992942
Publication date: 17 September 1992
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Trigonometric approximation (42A10) Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17) Multidimensional problems (41A63) Approximation by arbitrary nonlinear expressions; widths and entropy (41A46) Research exposition (monographs, survey articles) pertaining to approximations and expansions (41-02) Research exposition (monographs, survey articles) pertaining to harmonic analysis on Euclidean spaces (42-02)
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