Affiliation: | 1. Center for Computational and Applied Mathematics, Purdue University, 150N, University Street, 47907 West Lafayette, USA;2. Laboratoire de probabilités et modèles aléatoires et laboratoire Jacques-Louis Lions, université Paris-7, site Chevaleret, 75205 Paris cedex 13, France;3. Department of Mathematics, University of California at Irvine, Irvine, CA 92697-3875, USA |