English Serge Lang Cited by user SilverMatsu on 29 Apr 2022 Serge Lang (May 19, 1927 – September 12, 2005) was a French-American mathematician and activist who taught at Yale University for most of his career.
French Variété lisse Cited by user Anne Bauval on 01 Jul 2015 En topologie différentielle, une variété lisse est un ensemble muni d'une structure qui lui permet d'être localement difféomorphe à un espace localement convexe.