cubic (curve)
51Principal homogeneous space — In mathematics, a principal homogeneous space, or torsor, for a group G is a set X on which G acts freely and transitively. That is, X is a homogeneous space for G such that the stabilizer of any point is trivial. An analogous definition holds in …
52Gabriel Cramer — Infobox Scientist name = Gabriel Cramer image width = 300px caption = Gabriel Cramer (1704 1752). Portrait by an unknown artist. birth date = July 31, 1704 birth place = Geneva, Switzerland death date = January 4, 1752 death place = Bagnols sur… …
53Shamir's Secret Sharing — is an algorithm in cryptography. It is a form of secret sharing, where a secret is divided into parts, giving each participant its own unique part, where some of the parts or all of them are needed in order to reconstruct the secret.Counting on… …
54witchof Agnesi — witch of Ag·ne·si (än yāʹzē) n. 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. [witch(translation of Italian avversiera, versiera,… …
55Agnesi, Maria Gaetana — ▪ Italian mathematician born May 16, 1718, Milan, Habsburg crown land [now in Italy] died January 9, 1799, Milan Italian mathematician and philosopher, considered to be the first woman in the Western world to have achieved a reputation in… …
56Louis Mordell — Louis Joel Mordell (28 January 1888 12 March 1972) was a British mathematician, known for pioneering research in number theory. He was born in Philadelphia, USA, in a Jewish family of Lithuanian extraction. He came in 1906 to Cambridge to take… …
57Segre embedding — In mathematics, the Segre embedding is used in projective geometry to consider the cartesian product of two or more projective spaces as a projective variety. It is named after Corrado Segre. Contents 1 Definition 2 Discussion 3 Properties …
58Complex torus — In mathematics, a complex torus is a particular kind of complex manifold M whose underlying smooth manifold is a torus in the usual sense (i.e. the cartesian product of some number N circles). Here N must be the even number 2n, where n is the… …
59Configuration (geometry) — Configurations (4362) (a complete quadrangle, at left) and (6243) (a complete quadrilateral, at right). In mathematics, specifically projective geometry, a configuration in the plane consists of a finite set of points, and a finite arrangement of …
60Кубика — y² = x² · (x + 1). Параметризация: t → (t2 − 1, t · (t2 − …
