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Related to Maclaurin's series: Taylor series
(Mathematics) maths an infinite sum giving the value of a function f(x) in terms of the derivatives of the function evaluated at zero: f(x) = f(0) + (f′(0)x)/1! + (f″(0)x2)/2! + …. Also called: Maclaurin series
[C18: named after Colin Maclaurin (1698–1746), British mathematician who formulated it]