Abstract
A popular practical way to estimate the error in numerical integration is to use two cubature formulae. In this paper we give a lower bound for the number of function evaluations necessary to approximate the integral and the error.
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Communicated by Ronald A. DeVore.AMS classification: 65D30, 65G99.
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Cools, R., Haegemans, A. A lower bound for the number of function evaluations in an error estimate for numerical integration. Constr. Approx 6, 353–361 (1990). https://doi.org/10.1007/BF01888269
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DOI: https://doi.org/10.1007/BF01888269