# Events next week

### Colloquium

No colloquium this week

###
Monday July 22, 2019 - Sunday July 28, 2019

Results
(10)

#### Monday July 22, 2019

03:00 PM - 04:00 PM

- Unoriented topological field theory in low dimensions, I
- Matthew Lang (MPIM, Bonn)
- Vivatsgasse 7, Hörsaal MPI
- MPI Topology Seminar

04:30 PM - 05:30 PM

- Unoriented topological field theory in low dimensions, II
- Matthew Lang (MPIM, Bonn)
- Vivatsgasse 7, Hörsaal MPI
- MPI Topology Seminar

#### Tuesday July 23, 2019

02:00 PM - 03:00 PM

- The diagonal of the associahedra
- Bruno Vallette (Université de Nice - Sophia Antipolis/Université Paris Nord 13)
- Vivatsgasse 7, Hörsaal MPI
- Seminar on Algebra, Geometry and Physics

#### Wednesday July 24, 2019

10:30 AM - 12:00 PM

- Some topics related to Lie groupoids and quantization
- Alejandro Cabrera (Universidade Federal do Rio de Janeiro)
- Vivatsgasse 7, Hörsaal MPI
- Higher Differential Geometry Seminar

01:00 PM - 01:30 PM

- SageMath history and overview
- Vincent Delecroix (MPIM, Bonn and Université de Bordeaux)
- Vivatsgasse 7, Hörsaal MPI
- SageMath presentation afternoon

01:45 PM - 03:15 PM

- Interactive SageMath tutorials (bring your laptop!)
- Mark Bell, Vincent Delecroix, Simon King, Samuel Lelièvre
- Vivatsgasse 7, Hörsaal MPI
- SageMath presentation afternoon

02:00 PM - 03:00 PM

- DAHA approach to algebraic knots and links
- Ivan Cherednik (ETH-ITS/UNC at Chapel Hill)
- Vivatsgasse 7, Seminarraum MPI
- MPI extra talk

03:30 PM - 04:00 PM

- Computation of modular cohomology rings of finite groups
- Simon King (Friedrich-Schiller-Universität Jena)
- Vivatsgasse 7, Hörsaal MPI
- SageMath presentation afternoon

05:00 PM - 06:00 PM

- Informal discussions, install party, etc
- Vivatsgasse 7, Hörsaal MPI
- SageMath presentation afternoon

#### Thursday July 25, 2019

03:00 PM - 04:00 PM

- A simplicial and categorical background for Hopf algebras in number theory and physics
- Ralph Martin Kaufmann (Purdue University, West Lafayette/MPIM, Bonn)
- Vivatsgasse 7, Hörsaal MPI
- MPI-Oberseminar