Taylor polynomials were not discovered by Brook Taylor (1685-1731) but by James Gregory (1638-1675). References: Ron Larson, Robert P. Hostetler, Bruce H. Edwards, "Calculus / Early Transcendental Functions", second edition, Houghton Mifflin Co., Boston, New York, 1999, ISBN 0395-93320-X, section 8.7 (Taylor Polynomials and Approximations), page 598. Eric W. Weisstein. "Taylor Series." From MathWorld--A Wolfram Web Resource. http://mathworld.wolfram.com/TaylorSeries.html