# Events for December 2019

### Wednesday, December 4th, 2019

- 4:00 PM
**Topology Seminar**

Towards cubical models of higher category theory

Chris Kapulkin, University of Western OntarioHylan 1106A

### Friday, December 6th, 2019

- 3:00 PM
**Probability, Ergodic Theory, Mathematical Physics Seminar**

Absence of backward infinite paths in first-passage percolation in arbitrary dimension

Michael Damron, Georgia Institute of TechnologyHylan 1106 A - 4:15 PM
**Dynamical systems workgroup**

Geodesic Flow on Riemann Surfaces & Mixing

Vanessa Matus de la Parra, U of RHylan 201 - 5:30 PM
- 5:45 PM

### Wednesday, December 11th, 2019

- 4:00 PM
**Topology Seminar**

The C_2 effective spectral sequence and the homotopy of ko_{C_2}

Hana Jia Kong, University of ChicagoHylan 1106A

### Friday, December 13th, 2019

- 10:00 AM
**Probability, Ergodic Theory, Mathematical Physics Seminar**

Slowly mixing geometric Gibbs states

Daniel Coronel, PUC, ChileHylan 1106A

### Wednesday, December 18th, 2019

- 1:00 PM
**Dynamical systems workgroup**

Furstenberg’s proof of Szemeredi’s Theorem

Brian McDonald, U of RHylan 101 - 2:30 PM

### Thursday, December 19th, 2019

- 2:00 PM