witch of Agnesi
English
Etymology
Named after Italian mathematician Maria Gaetana Agnesi, who wrote about such curves, and from a mistranslation of Italian versiera, the term she used for them which means "rope", but which is spelled the same as versiera (“witch”).
Noun
witch of Agnesi (plural witches of Agnesi)
- (mathematics) A cubic plane curve defined from two diametrically opposite points of a circle.
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