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Realistic estimates for generic constants in multivariate pointwise approximation. (English) Zbl 0346.65010
Top. numer. Anal. II, Proc. r. Ir. Acad. Conf., Dublin 1974, 89-107 (1975).

65D15 Algorithms for approximation of functions
65J05 General theory of numerical analysis in abstract spaces
65G50 Roundoff error
41A35 Approximation by operators (in particular, by integral operators)
41A55 Approximate quadratures
65D30 Numerical integration