Michèle Raynaud (born Michèle Chaumartin; ) is a French

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

, who works on

algebraic geometry Algebraic geometry is a branch of mathematics which uses abstract algebraic techniques, mainly from commutative algebra, to solve geometry, geometrical problems. Classically, it studies zero of a function, zeros of multivariate polynomials; th ...

and who worked with Alexandre Grothendieck in Paris in the 1960s at the Institut des hautes études scientifiques (IHÉS).

Biography

Raynaud was a member of the

séminaire de géométrie algébrique du Bois Marie In mathematics, the (''SGA''; from French: "Seminar on Algebraic Geometry of Bois Marie") was an influential seminar run by French mathematician Alexander Grothendieck. It was a unique phenomenon of research and publication outside of the main ...

(SGA) 1 and 2 and obtained her doctorate in 1972, supervised by Grothendieck at

Paris Diderot University Paris Diderot University, also known as Paris 7 (), was a French university located in Paris, France. It was one of the inheritors of the historic University of Paris, which was split into 13 universities in 1970. Paris Diderot merged with Pari ...

. Her thesis was entitled ''Théorèmes de Lefschetz en cohomologie cohérente et en cohomologie étale''. Grothendieck wrote about her doctoral thesis in ''Récoltes et Semailles'' (p.168 Chapitre 8.1.) describing it as original, entirely independent, and a major work. Michèle Raynaud was married to the mathematician

Michel Raynaud Michel Raynaud (; 16 June 1938 – 10 March 2018 Décès de Michel Raynaud
So ...

who was also a member of the Grothendieck school.

Publications

* ''Théorèmes de Lefschetz en cohomologie cohérente et en cohomologie étale'', Bull. Soc. Math. France, Memoirs Nr. 41, 1975 * ''Théorèmes de Lefschetz en cohomologie étale des faisceaux en groupes non nécessairement commutatifs''. C. R. Acad. Sci. Paris Sér. A-B 270 1970 * ''Théorème de représentabilité relative sur le foncteur de Picard'' * ''Schémas en groupes''. Séminaire de l'Institut des Hautes Etudes Scientifiques * *

Notes and references

{{DEFAULTSORT:Raynaud, Michèle 1938 births 20th-century French mathematicians 21st-century French mathematicians Algebraic geometers Living people