Simpson’s rule

Simpson’s rule Word Origin noun Mathematics.

1. a method for approximating the value of a definite integral by approximating, with parabolic arcs, the area under the curve defined by the integrand.

Origin of Simpson’s rule 1895–1900; named after Thomas Simpson (1710–61), English mathematician Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019