|Agnesi (Italian aːnˈjezi)|
|See witch of Agnesi Maria Gaetana. 1718--99, Italian mathematician and philosopher, noted for her work on differential calculus|
|Agnesi (än-yā'zē) Pronunciation Key
Italian mathematician whose major work, Analytical Institutions (1748), was the first comprehensive summary of the state of mathematical analysis. It brought together the work of authors writing in various languages, formulated new mathematical methods, and was widely used as a textbook for many years.