Main Entry: witch of Agne·si

Pronunciation: \-än-ˈyā-zē\

Function: noun

Etymology: Maria Gaetana Agnesi †1799 Italian mathematician; witch, translation of Italian versiera cubic curve (influenced by Italian versiera female demon)

Date: 1875

: a plane cubic curve that is symmetric about the y-axis and approaches the x-axis as an asymptote and that has the equation x²y = 4a²(2a − y)