Maclaurin's series

/ (məˈklɔːrɪnz) /

noun

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) x ²)/2! + … Also called: Maclaurin series

Word Origin for Maclaurin's series

C18: named after Colin Maclaurin (1698–1746), British mathematician who formulated it