Visit French Lick West Baden, Indiana for a premier resort experience. A premier resort experience.
The development of modern trigonometry shifted during the western Age of Enlightenment, beginning with 17th-century mathematics (Isaac Newton and James Stirling) and reaching its modern form with Leonhard Euler (1748).
For more information about the new functions, see Statistical functions (reference) and Math and trigonometry functions (reference). If you're using Excel 2007, you'll find these functions in the Statistical or Math & Trig categories on the Formulas tab.