projective deformation
41Thematic aperception test — Thematic Apperception Test Pour les articles homonymes, voir TAT. Le Thematic Apperception Test (TAT) est un test projectif utilisé par les psychologues. Selon Nina Rausch de Traubenberg « Les méthodes projectives sont un lieu où la théorie… …
42Emmy Noether — Amalie Emmy Noether Born 23 March 1882(1882 03 23) …
43Differential form — In the mathematical fields of differential geometry and tensor calculus, differential forms are an approach to multivariable calculus that is independent of coordinates. Differential forms provide a better[further explanation needed] definition… …
44Formal scheme — In mathematics, specifically in algebraic geometry, a formal scheme is a type of space which includes data about its surroundings. Unlike an ordinary scheme, a formal scheme includes infinitesimal data that, in effect, points in a direction off… …
45Martha Nussbaum — in 2008 Full name Martha Nussbaum Born 6 May 1947 (1947 05 06) (age 64) New York City …
46Hecke algebra — is the common name of several related types of associative rings in algebra and representation theory. The most familiar of these is the Hecke algebra of a Coxeter group , also known as Iwahori Hecke algebra, which is a one parameter deformation… …
47Simply connected space — In topology, a topological space is called simply connected (or 1 connected) if it is path connected and every path between two points can be continuously transformed, staying within the space, into any other path while preserving the two… …
48Conifold — In mathematics and string theory, a conifold is a generalization of a manifold. Unlike manifolds, conifolds can contain conical singularities i.e. points whose neighbourhoods look like cones over a certain base. In physics, in particular in flux… …
49Mapping class group — In mathematics, in the sub field of geometric topology, the mapping class group is an important algebraic invariant of a topological space. Briefly, the mapping class group is a discrete group of symmetries of the space. Contents 1 Motivation 2… …
50Gerbe — In mathematics, a gerbe is a construct in homological algebra and topology. Gerbes were introduced by Jean Giraud harv|Giraud|1971 following ideas of Alexandre Grothendieck as a tool for non commutative cohomology in degree 2. They can be seen as …
