Schedule of Talks All talks are in Room 3206 of the Mathematics Building unless otherwise noted. (Talk abstracts are at www.math.umd.edu/~bhunt/01ws/abstracts.html) Friday March 16 -- Math Department Colloquium 3:00 John Franks, Northwestern University Group actions on one-manifolds 8:00 Party at the home of Mike Boyle Semi-annual Workshop on Dynamical Systems and Related Topics March 17-20, 2001 -- College Park, MD Saturday March 17 8:15 Coffee, Fruit, and Bagels in Math Department Lounge, Room 3201 9:00 Opening Remarks 9:10-10:00 Anatole Katok, Penn State University Invariant distributions in dynamics and smooth ergodic theory: an overview [tentative title] 10:30-11:20 Karl Petersen, University of North Carolina From K to Super-K LUNCH 1:30-2:20 John Milnor, SUNY Stony Brook Dynamics and neural nets 2:40-3:30 Martin Sambarino, University of Maryland On the existence of homoclinic orbits 3:50-4:40 Lai-Sang Young, New York University From invariant curves to strange attractors 5:00 Moderated Discussion -- Current and Future Trends in Dynamics Wine & Cheese Sunday March 18 8:15 Coffee, Fruit, and Bagels in Math Department Lounge, Room 3201 9:00-9:40 Henk Bruin, University of Groningen Expansion of derivatives and the measure of Julia sets 10:00-10:40 Elon Lindenstrauss, Institute for Advanced Study p-adic foliations and equidistribution 11:00-11:40 Rafael Oswaldo Ruggiero, Pontificia Universidade Catolica do Rio de Janeiro On the divergence of geodesic rays in manifolds without conjugate points LUNCH 2:00-2:40 Maciej Wojtkowski, University of Arizona Deformations of geodesic flows associated with Weyl geometry 2:00-2:40 Anthony Quas, University of Memphis Room B0421 Convexity, Random Tilings and Shifts of Finite Type 3:00-3:20 Alica Miller, Michigan State University Minimality of restrictions, group-extensions and products of compact minimal abelian flows 3:00-3:20 Brian Martensen, Montana State University Room B0421 The local topological complexity of C^r-diffeomorphisms near homoclinic tangency 3:30-3:50 Filiz Dogru, Pennsylvania State University On polygonal dual billiards in the hyperbolic plane 3:30-3:50 Linda Moniz, University of Maryland Room B0421 Upper Bound Sets for Dynamical Behavior 4:10-4:30 Mason Porter, Cornell University Quantum Chaos in Vibrating Billiard Systems 4:10-4:30 Karen Ball, University of Maryland Room B0421 Skew products which are not standard 4:40-5:00 D.J. Patil, University of Maryland Local low dimensionality of atmospheric dynamics -- when good forecasts go bad 7:00 Conference dinner (details TBA) Monday March 19 8:15 Coffee, Fruit, and Bagels in Math Department Lounge, Room 3201 9:00-9:40 Michiko Yuri, Sapporo University Weak Gibbs measures for potentials of weak bounded variation and subexponential instability 9:00-9:40 Kresimir Josic, Boston University Room B0421 The Structure of the Julia Set of Stable Exponentials 10:00-10:40 William Cowieson, New York University Stochastic stability for invariant densities of piecewise expanding maps 10:00-10:40 Evelyn Sander, George Mason University Room B0421 Chain Explosions at Heteroclinic Tangencies 11:00-11:40 Bryna Kra, Penn State University Some non-conventional ergodic averages 11:00-11:40 Piotr Zgliczynski, Indiana University Room B0421 Isolating segments and chaotic behavior LUNCH 2:00-2:40 Yakov Pesin, Penn State University On the Existence of Bernoulli Diffeomorphisms With Nonzero Lyapunov Exponents 3:00-3:40 Beverly Diamond, College of Charleston A complete invariant for the topology of 1-d substitution tiling spaces 4:00-4:40 Nicholas S. Ormes, University of Connecticut Symbolic Dynamics and Ordered Cohomology Tuesday March 20 8:15 Coffee, Fruit, and Bagels in Math Department Lounge, Room 3201 9:00-9:40 Dmitry Dolgopyat, Penn State University Differentiation of SRB measures 10:00-10:40 Vadim Kaloshin, New York University Dynamics of an Oil Spot on the Surface of Ocean and Dynamics with Nonzero Lyapunov Exponents 11:00-11:40 Francois Ledrappier, CNRS and Northwestern University A weak Besicovich property and applications