Articles in French and English For more information on our journals visit: https://www.elsevier.com/mathematicsFounded in 1870, by Gaston Darboux, the Bulletin publishes original articles covering all branches of pure mathematics. During the last few years the Bulletin has published contributions by T. Aubin, H. Bauer, R. Beals, L. De Branges, L. Carleson, A. Chang, G. Choquet, J. Dixmier, J.P. Demailly, L. Ehrenpreis, P. Erdös, B. Gaveau, P. Greiner, A. Koranyi, T. Levasseur, P. Malliavin, H. Moscovici, O.G. Pisier, H. Rosenberg, E. Stein, M. Talagrand, A. Tognoli, A. Varchenko, N. Varopoulos, A. Weinstein, H. Widom, M. Yor.Benefits to authors We also provide many author benefits, such as free PDFs, a liberal copyright policy, special discounts on Elsevier publications and much more. Please click here for more information on our author services.Please see our Guide for Authors for information on article submission.This journal has an Open Archive. All published items, including research articles, have unrestricted access and will remain permanently free to read and download 48 months after publication. All papers in the Archive are subject to Elsevier's user license.If you require any further information or help, please visit our Support Center