Taylor's series


noun

maths an infinite sum giving the value of a function f(z) in the neighbourhood of a point a in terms of the derivatives of the function evaluated at a. Under certain conditions, the series has the form f (z) = f (a) + [ f ′(a)(za)]/1! + [ f ″(a)(za)²]/2! + … See also Maclaurin's series

Word Origin for Taylor's series

C18: named after Brook Taylor (1685–1731), English mathematician