Spring 1993 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 Jan. 20: Walter Craig (Brown), Microlocal smoothness and moments of solutions of the Schroedinger equation Wednesday Jan. 20: Bert Halperin (Harvard), The quantum Hall effect: quantized and unquantized Friday Feb. 19: Mark Shereshevsky, Some two-dimensional subshifts of finite type with group alphabets, Dynamics Seminar, 12:00, 9.166 Friday Feb. 26: Mark Shereshevsky, Some two-dimensional subshifts of finite type, II Dynamics Seminar, 12:00, 9.166 Monday, March 1: Laurette Tuckerman, Dynamic mechanism for the formation of metastable states, Nonlinear Dynamics Seminar, 1:00, 11.204 Friday, Mar. 5: Cymra Haskell, Ergodic Properties of Non-Interacting Particle Systems in the Thermodynamic Limit, Dynamical Systems Seminar, 12:00, 8.136 Monday, Mar. 8: Dwight Barkley, Spirals, symmetries and instabilities, Nonlinear Dynamics Seminar, 1:00, 11.204 Monday, Mar. 8: Boris Khesin (Yale), tba, Colloquium, 4:00, 7.104 Tuesday, Mar. 9: Maurice Courbage (Paris VII), Boltzmann entropy and ergodic theory, Stat Mech Seminar, 3:30, 5.116 Thursday, Mar. 11: Maurice Courbage (Paris VII), Chapman Kolmogorov equation for ergodic and nonergodic dynamical systems, Stat Mech Seminar, 3:30, 5.116 Wednesday Mar. 24: Michael Boshernitzan (Rice), Quantitative recurrence in terms of Hausdorff dimension Wednesday Mar. 31: Lorenzo Sadun, Hydrodynamic stability and Lie groups Monday Apr. 5: Christoph Bandt (Greifswald), Self-similarity as an order principal for point configurations Monday Apr. 5: Mike Shub (IBM), Complexity of equation solving and Bezout's theorem, Colloquium, 4:00, 7.104 Wednesday Apr. 7: K. Khanin, Mixing for hamiltonian systems with one degree of freedom Wednesday Apr. 14: Jeff Lagarias (AT&T), Nonlinear codes, cube tilings and Keller's conjecture, Intro to Research, 4:00 7.104 Monday Apr. 19: Abel Klein (Irvine), Taming Griffiths' singularities Friday Apr. 23: Bruce Kitchens (IBM), tba, Dynamical Systems Seminar, 12:00, 8.136 Wednesday Apr. 28: Ilya Goldsheid (Bielefeld), Random walks in random media Wednesday May 5: W. Miranker (IBM), Computations with associative memory Thursday June 17: Stathis Tompaidis, Nature of singularities for analyticity domains of invariant curves with complex rotation numbers, 2 pm in RLM 9.166