CNRS LIX, Ecole Polytechnique

Professor Emeritus, Federal University of Rio de Janeiro, Brazil

Full Professor (Applied Math. Dep.), University of Campinas (UNICAMP)

Professor of Mathematicis, University of Colorado Denver

IRISA, University of Rennes 1

Professor of Mathematics, University of Windsor

University of New South Wales

Universidade Federal de Santa Catarina

UFABC

PhD, Université Rennes 1