Northwestern University Mathematical Calendar
Dynamical Systems Seminar
Year 2007-2008


Tuesday, September 25, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Amos Nevo,   Technion, Israel
Title: Prime matrices, lattice points and ergodic theorems
Abstract and details available


Tuesday, October 9, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Patrick Hooper,   Northwestern University
Title: Dynamics on an infinite translation surface
Abstract and details available


Tuesday, October 30, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Julia Wolf,   University of Cambridge and Institute for Advanced Study
Title: Minimal characteristic factors in arithmetic combinatorics
Abstract and details available


Tuesday, November 6, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Matt Bainbridge,   University of Chicago
Title: Billiards in L-shaped tables with barriers
Abstract and details available


Friday, November 9, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Ben Green,   University of Cambridge and IAS
Title: Equidistribution of nilsequences
Special Note: unusual time
Abstract and details available


Tuesday, November 13, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Inger J. H. Knutson,   University of Agder
Title: Recurrence along generalized polynomials in ergodic theory
Abstract and details available


Tuesday, November 20, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Hillel Fustenberg,   Hebrew University at Jerusalem
Title: Compact semigroups and van der Waerden's theorem on arithmetic progressions
Abstract and details available


Tuesday, November 27, 2007

Dynamical Systems Seminar       Lunt 105, 3:00pm
Dave Constantine,   Michigan
Title: Rank rigidity via ergodic 2-frame flow
Abstract and details available


Tuesday, December 4, 2007

Dynamical Systems Seminar       Lunt 101, 11:00am
Andy Hammerlindl,   University of Toronto
Title: Center Integrability and Plaque Expansiveness
Special Note: Note unusual time and room
Abstract and details available
Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Suzanne Hruska,   University of Wisconsin-Milwaukee
Title: Dynamics of polynomial skew products of C^2
Special Note: CANCELED due to snow
Abstract and details available


Tuesday, January 15, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Hongkun Zhang,   Northwestern
Title: Decay of correlations for nonuniformly hyperbolic billiards
Abstract and details available


Tuesday, January 29, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Katrin Gelfert,   Visiting Professor, Northwestern University
Title: Lyapunov spectrum of some parabolic maps
Abstract and details available


Tuesday, February 5, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Jana Rodriguez Hertz,   Unversidad de la Republica, Montevideo
Title: New criteria for ergodicity and the Pugh Shub conjecture
Abstract and details available


Tuesday, February 12, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Lan Wen,   Peking University and Northwestern University
Title: Existence of transverse homoclinic points
Abstract and details available


Tuesday, February 19, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Steve Hurder,   UIC
Title: Classifying foliation dynamics
Abstract and details available


Tuesday, February 26, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Bryna Kra,   Northwestern University
Title: Additive combinatorics and ergodic theory: beyond Fourier analysis
Contact info here


Tuesday, March 4, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Curt McMullen,   Harvard University
Title: Echos of Teichmueller theory in holomorphic dynamics on the unit disk
Contact info here


Tuesday, April 8, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Ayse Sahin,   DePaul
Title: Dye's theorem in the almost continuous category
Abstract and details available


Tuesday, April 15, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Yitwah Cheung,   San Francisco State University
Title: Divergent trajectories of homogeneous flows
Abstract and details available


Tuesday, April 22, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Dave Morris,   University of Lethbridge
Title: Amenable groups that act on the line
Abstract and details available


Tuesday, April 29, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Gregory Galperin,   Eastern Illinois University
Title: Polygonal, Polyhedral, and other Traps for Non-Periodic Billiard Trajectories
Abstract and details available


Tuesday, May 6, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Nikos Frantzikinakis,   University of Memphis
Title: A Hardy Field Extension of Szemeredi's Theorem
Abstract and details available


Tuesday, May 13, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Seonhee Lim,   Cornell University
Title: Volume entropy rigidity for buildings (Joint work with François Ledrappier)
Abstract and details available


Tuesday, May 20, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Tom Sanders,   IAS
Title: Differences and the primes
Abstract and details available


Tuesday, May 27, 2008

Dynamical Systems Seminar       Lunt 105, 3:00pm
Professor Pierre Berger,   Stony Brook University
Title: Persistence of stratifications of laminations
Abstract and details available



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