Engineer in Applied Mathematics, Ecole Polytechnique, Grenoble, France, 1969. Doctor Engineering, University Paris 6, 1973. Doctor of Science, Paris Dauphine, 1981.
Chercheur, Inria, Le Chesnay, France, 1971-1975; research engineer, Inria, Le Chesnay, France, 1975-1985; director research, Inria, Le Chesnay, France, since 1985. Maître de conference Ecole Polytechnique, since 1985.
Member Institute of Electrical and Electronics Engineers.
Married Danielle Marthe Lefebvre, April 3, 1971. Children: Arnaud, Alban, Quentin.