Schedule
The seminar (usually) takes place Mondays at 3 pm central (Chicago) time, 4 pm eastern (Indiana and Michigan) time. Click on titles for links to abstracts and slides.
Winter/Spring 2021
- 01/11: Thomas Hille (Northwestern U.). Distribution of Values of Irrational Forms at Integral Points and Spherical Averages
- 01/18: NO SEMINAR
- 01/25: Lewis Bowen (U. Texas Austin). A New Infinite-Dimensional Multiplicative Ergodic Theorem
- 02/01: Kurt Vinhage (Penn State). Entropy Rigidity for Anosov Flows in Dimension Three
- 02/08: Serge Cantat (U. Rennes). Stationary measures on real projective surface
- 02/15: Nattalie Tamam (U.C. San Diego). Effective equidistribution of horospherical flows in infinite volume
- 02/22: Lei Chen (CalTech). Actions of Homeo and Diffeo groups on manifolds
- 03/01: Bassam Fayad (CNRS, Paris). On KAM rigidity of parabolic affine actions on the torus
- 03/08: Thang Nguyen (U. Michigan). Sub-Riemannian dynamics and local rigidity of higher hyperbolic rank
- 03/15: Mikolaj Fraczyk (U. Chicago). Injectivity radius of discrete subgroups of higher rank Lie groups
- 03/22: NO SEMINAR (Spring break)
- 03/29: Barbara Schapira (U. Rennes). Critical exponents and amenability of covers
- 04/05: Adam Mariusz Kanigowski (U. Maryland). On ergodic and statistical properties of smooth systems
- 04/12: Semyon Dyatlov (MIT). Ruelle zeta at zero for nearly hyperbolic 3-manifolds
- 04/19: Amie Wilkinson (U. Chicago). The strong unstable foliation of an Anosov diffeomorphism
- 04/26: Paul Apisa (U. Michigan). In the moduli space of translation surfaces, large orbit closures are strata or loci of double covers
- 05/03: Carlangelo Liverani (U. Roma). Projective cones and Billiards
- 05/10: Pratyush Sarkar (Yale). Generalization of Selberg’s
theorem for convex cocompact thin subgroups of
- 05/17: David Fisher (Indiana U., Bloomington). Totally geodesic submanifold, superrigidity and arithmeticity
- 05/24: Amir Algom (Penn State U.) Pointwise normality and Fourier decay for self-conformal measures
- 05/31:
- 06/07: Corinna Ulcigrai (U. Zurich). Rigidity of foliations on surfaces and renormalization
Fall 2020
- 09/21: Wouter van Limbeek (U. Illinois at Chicago). Commensurators and arithmeticity of thin groups
- 09/28: Alireza Salehi Golsefidy (U.C. San Diego). Two new concepts for compact groups: Spectral independence and local randomness.
- 10/05: Davi Obata (U. Chicago). Open sets of partially hyperbolic systems having a unique SRB measure
- 10/12: Ben Lowe (Princeton U.). Minimal Surfaces in Negatively Curved 3-Manifolds and Dynamics
- 10/19: Florian Richter (Northwestern U.). Additive and geometric transversality of fractal sets in the reals and integers
- 10/26: Homin Lee (Indiana U., Bloomington). Global rigidity theorems for actions of higher rank lattices
- 11/02: Minju Lee (Yale U.). Orbit closures of unipotent flows for hyperbolic manifolds with Fuchsian ends.
- 11/09: Andrew Zimmer (U. Wisconsin, Madison). Convex co-compact representations of 3-manifold groups
- 11/16: Jonathan DeWitt (U. Chicago). Simultaneous Linearization of Diffeomorphisms of Isotropic Manifolds
- 11/23: Andreas Wieser (ETH Zurich). Simultaneous supersingular reductions of CM elliptic curves
- 11/30: Stephen Cantrell (U. Chicago). Counting limit theorems for dominated representations
Spring 2020
- 04/06: Arie Levit (Yale University). Quantitative weak uniform discreteness
- 04/13: Cagri Sert (U. Zurich). Extremal behaviour and spectral radius of random products of matrices
- 04/20: Brian Chung (U. Chicago). Stationary measure and orbit closure classification for random walks on surfaces
- 04/27: Zhiyuan Zhang (U. Paris). Exponential mixing of 3D Anosov flows
- 05/04: Nikos Frantzikinakis (U. Crete). Ergodic properties of bounded multiplicative functions and applications
- 05/11: Sebastian Hurtado (U. Chicago). Random walks by homeomorphisms on the line and left-orderability of lattices
- 05/18: Or Landesberg (Hebrew U.). Horospherically invariant measures on geometrically infinite quotients
- 05/25: Weikun He (Hebrew U.). Quantitative equidistribution of random walks on the torus.
- 06/01: Kathryn Mann (Cornell). Topological stability of actions on spheres at infinity
- 06/08: Asaf Katz (U. Chicago). Measure rigidity of Anosov flows via the factorization method.
- 06/15: Amir Mohammadi (UC San Diego). Geodesic planes in hyperbolic 3-manifolds
- 06/22: Karin Melnick (U. Maryland). A D’Ambra Theorem in conformal Lorentzian geometry
- NOTE: the talk on 06/22 takes place 1-hour early (2 pm central, 3 pm eastern)
- 06/29: Danijela Damjanovic (KTH, Sweeden). Global rigidity of some partially hyperbolic abelian actions
- NOTE: the talk on 06/29 takes place 1-hour early (2 pm central, 3 pm eastern)
- 07/06: Rémi Boutonnet (Bordeaux). On the unitary dual of higher rank semi-simple lattices
- NOTE: the talk on 07/06 takes place 1-hour early (2 pm central, 3 pm eastern)
- 07/13: Sebastian Hensel (Ludwig Maximilians U. Munich). Quasi-morphisms on surface diffeomorphism groups
- NOTE: the talk on 07/13 takes place 1-hour early (2 pm central, 3 pm eastern)
- 07/20: Federico Rodriguez Hertz (Penn State). Non-rigidity of partially hyperbolic abelian $C^1$-actions on tori