We give a panorama of classical theories of stability of Hamiltonian systems close to integrable which are of two kind :
– Stability in measure over infinite time (KAM theory).
– Effective stability over finite but very long time (Nekhoroshev theory)
Venue: Beauchef 851, Sala de Seminarios John Von Neumann, Torre Norte, Piso 7.
Speaker: Prof. Laurent NIEDERMAN
Affiliation: Université Paris-Sud (Orsay)
Coordinator: Prof. Abderrahim Hantoute