witch of Agnesi

[ ah-nyey-zee ]

nounGeometry.
  1. a plane curve symmetrical about the y-axis and asymptotic to the x-axis, given by the equation x2y=4a2(2ay).

Origin of witch of Agnesi

1
1870–75; named after Maria Gaetana Agnesi (1718–99), Italian mathematician and philosopher

Words Nearby witch of Agnesi

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for witch of Agnesi

witch of Agnesi

/ (ɑːnˈjeɪzɪ) /


noun
  1. maths a plane curve, symmetrical about the y- axis, having the equation x ² y = 4 a ²(2 ay): Sometimes shortened to: witch

Origin of witch of Agnesi

1
C19: named after Maria Gaetana Agnesi (1718–99), Italian mathematician and philosopher; probably so called from the resemblance of the curve to the outline of a witch's hat

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for witch of Agnesi

witch of Agnesi

[ wĭch əv än-yā ]


  1. A planar cubic curve that is symmetric about the y-axis and that approaches the x-axis as an asymptote. Its equation is x2y = 4a2(2a - y), where a is a constant.

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