Canal-U_Ocms21948FRELOMFRv1.0image en mouvementauthor2015-12-03content provider2015-12-03LOMv1.0LOMFRv1.0video/x-flv3893839152PT1H2M9SlecturedoctoratnonoispartofURIhttp://www.canal-u.tv/producteurs/institut_fourier/colloquium_mathalpdisciplinediscipline510516