Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), ma ...
) 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, structure, space, models, and change.
History
On ...
noted for her work in
real algebraic geometry In mathematics, real algebraic geometry is the sub-branch of algebraic geometry studying real algebraic sets, i.e. real-number solutions to algebraic equations with real-number coefficients, and mappings between them (in particular real polynomia ...
. She has been Professor of Mathematics at the
University of Rennes 1
The University of Rennes 1 is a public university located in the city of Rennes, France. It is under the Academy of Rennes. It specializes in science, technology, law, economics, management and philosophy. There are currently about students en ...
since 1985 and in 2009 was made a ''Chevalier'' of the French
Legion of Honour
The National Order of the Legion of Honour (french: Ordre national de la Légion d'honneur), formerly the Royal Order of the Legion of Honour ('), is the highest French order of merit, both military and civil. Established in 1802 by Napoleon ...
. In 2004, she received an
Irène Joliot-Curie Prize
The Irène Joliot-Curie Prize is a French prize for women in science and technology, founded in 2001. It is awarded by the Ministry of Higher Education, Research and Innovation, the Airbus Group corporate foundation, the French Academy of Scien ...
.
Research
Roy works in
real algebraic geometry In mathematics, real algebraic geometry is the sub-branch of algebraic geometry studying real algebraic sets, i.e. real-number solutions to algebraic equations with real-number coefficients, and mappings between them (in particular real polynomia ...
in particular real spectra and, most recently, in complexity of
algorithms
In mathematics and computer science, an algorithm () is a finite sequence of rigorous instructions, typically used to solve a class of specific problems or to perform a computation. Algorithms are used as specifications for performing ...
in real algebraic geometry and also the applications.
Education and career
Marie-Françoise Roy got her education at
École Normale Supérieure
École may refer to:
* an elementary school in the French educational stages normally followed by secondary education establishments (collège and lycée)
* École (river), a tributary of the Seine flowing in région Île-de-France
* École, S ...
Jean Bénabou
Jean Bénabou (1932 – 11 February 2022) was a Moroccan-born French mathematician, known for his contributions to category theory.
He directed the Research Seminar in Category Theory at the Institut Henri Poincaré
The Henri Poincaré Insti ...
.
From 1981 she spent two years at
Abdou Moumouni University
Abdou Moumouni University (French: Université Abdou Moumouni de Niamey, UAM) was formerly the University of Niamey from 1974 to 1994. On the right bank of the Niger River in Niamey, its students and faculty have historically been involved in prote ...
in
Niger
)
, official_languages =
, languages_type = National languagesUniversity of Rennes 1
The University of Rennes 1 is a public university located in the city of Rennes, France. It is under the Academy of Rennes. It specializes in science, technology, law, economics, management and philosophy. There are currently about students en ...
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...
.
Service
Roy was president of
Société Mathématique de France
Lactalis is a French multinational dairy products corporation, owned by the Besnier family and based in Laval, Mayenne, France. The company's former name was Besnier SA.
Lactalis is the largest dairy products group in the world, and is the sec ...
from 2004 to 2007.
In 1986, Roy was one of the founders of
European Women in Mathematics
European Women in Mathematics (EWM) is an international association of women working in the field of mathematics in Europe. The association participates in political and strategic work to promote the role of women in mathematics and offers its mem ...
(EWM), and was the convenor (president) of EWM 2009-2013. In 1987 she co-founded the French organization for women in mathematics, Femmes et Mathématiques, and became the organization's first president.
Roy is scientific officer for Sub-Saharan Africa in Centre International de Mathématiques Pures et Appliquées, CIMPA].CIMPA website /ref> Roy is president of Association d'Echanges Culturels Cesson Dankassari (Tarbiyya-Tatali) an organization working for joint activities in a commune Dan-Kassari, Dan-Cassari in
Niger
)
, official_languages =
, languages_type = National languagesCesson-Sévigné.
Selected publications
* with Saugata Basu, Richard Pollack ''Algorithms in real algebraic geometry.'' Springer 2003. http://perso.univ-rennes1.fr/marie-francoise.roy/bpr-ed2-posted2.pdf pdf-file freely available on author's homepage]
* with Jacek Bochnak, Michel Coste: ''Real algebraic geometry.'' 2.Edition, Springer, Ergebnisse der Mathematik Bd. 36, 1998 (first in French 1. Edition 1987).
* ''Three Problems in real algebraic geometry and their descendants.'' In: Engquist, Schmid: ''Mathematics unlimited- 2001 and beyond.'' Springer Verlag 2000, S. 991 (Hilberts 17th Problem, Algorithms, Topology of real algebraic varieties).
* ''Géométrie algébrique réelle.'' In: Jean-Paul Pier (Hrsg.): ''Development of Mathematics 1950-2000.'' Birkhäuser 2000.
* ''Introduction a la geometrie algebrique reelle'', Cahiers Sem. Hist. Math., 1991 Online