FALL 1998 For the following seminars, unless otherwise stated the hour is 11:00, the room is RLM 12.166, and it is a Mathematical Physics Seminar Wednesday, Sept 2: Jose Antonio Carrillo (Univ of Granada) Asymptotic behavior of Fokker-Planck type equations Wednesday, Sept 2: Tom Lubensky (Univ of Pennsylvania) Topological defects, interactions, and chaining in nematic emulsions Physics Colloquium, RLM 4.102, 4:00 Thursday, Sept 3: Nurit Krausz Quantum dynamics on non-compact group manifolds Global Analysis Seminar, RLM 9.166, 3:30 Wednesday, Sept 9: Amadeu Delshams (Univ. Polit. Catalunya) Perturbed ellipsoidal billiards Monday, Sept 14: Eric Kostelich (Arizona State) Bootstrap estimates of chaotic dynamics Nonlinear Dynamics Seminar, RLM 11.204, 1:00 Wednesday, Sept 16: Teresa M. Seara (Univ. Polit. Catalunya) Orbits of unbounded energy in periodic perturbations of geodesic flows in ${\bf T}^2$ Monday, Sept 21: R. de la Llave Non-resonant invariant manifolds Dynamical Systems seminar, RLM 9.166, 3:00 Wednesday, Sept 23: Enrico Valdinoci Whiskered tori and transition properties in Hamiltonian systems Wednesday, Sept 30: Charles Radin What to Think of Penrose Tilings Wednesday, Oct 7: Oliver Knill On the Kolmogorov-Sinai entropy of the Chirikov Standard map Tuesday, Oct 13: I. Gamba Kinetic-fluid interfaces for multi-scale problems in charged transport TICAM seminar, SHC 329 Wednesday, Oct 14: Nikola Petrov Applications of the theory of circle maps to radiation in resonant cavities Wednesday, Oct 21: Min Chen Multi-pulsed traveling wave solutions of a Boussinesq system Wednesday, Oct 28: Hans Koch A renormalization group approach to critical invariant tori Wednesday, Nov 4: Anatoly Neishtadt (Russian Academy of Sciences) Stability islands in the domain of separatrix crossing Wednesday, Nov 11: Naoufel Ben Abdallah (Univ. P. Sabatier, Touluse) Inflow boundary conditions for Schro"dinger--Poisson system Wednesday, Nov 18: A. Bobylev (Russian Academy of Sciences and Keldish Institute) Discretizations of continuous systems in Mathematical Physics and related problems in number theory Mon, Nov 30: Giovanni Gallavotti (U. di Roma, Rutgers U.) The chaotic hypothesis: some implications in nonequilibrium statistical mechanics and fluidodynamics Mon, Nov 30: Giovanni Gallavotti (U. di Roma, Rutgers U.) A review on the homoclinic splitting problem and phase space diffusion 4:00 pm, RLM 12.166