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The MPIM Weekly Program

Alternatively, look at the MPI calendar or the Bonn Mathematics Calendar, a complete list of all mathematical events in Bonn.

Tue, 07 Apr 2026

16:30 - 17:30
PLeaSANT
MPIM Lecture Hall
Wadim Zudilin (Radboud University Nijmegen/MPIM)
A discriminated problem about discriminants

Wed, 08 Apr 2026

14:30 - 15:30
Number theory lunch seminar
MPIM Lecture Hall
Berend Jan Ringeling (Université de Montréal)
Mahler Measures, Random Walks, and Asymptotics
16:30 - 18:00
Question Seminar
MPIM Seminar Room
Question Seminar

Thu, 09 Apr 2026

13:30 - 15:00
Oberseminar Differentialgeometrie
MPIM Lecture Hall
Kaitlin Ragosta (Brandeis University)
Marking graphs and finite-type Artin groups
15:00 - 16:00
MPI-Oberseminar
MPIM Lecture Hall
Hadrian Heine (MPIM)
-- CANCELLED -- Homology in a world without inverses
15:00 - 16:00
MPI-Oberseminar
MPIM Lecture Hall
Michael Temkin (The Hebrew University of Jerusalem/MPIM)
New techniques in resolution of singularities

Mon, 13 Apr 2026

14:00 - 15:00
MPIM Topology Seminar
MPIM Lecture Hall
David Carchedi (George Mason University/MPIM Bonn)
3D Chern-Simons and Shifted Geometric Quantization
16:30 - 18:00
PLeaSANT
MPIM Lecture Hall
Pengcheng Zhang (MPIM)
A Habiro formalism for CM points

Tue, 14 Apr 2026

11:00 - 12:30
Abstract Homotopy Theory Seminar
MPIM Seminar Room
Timothy Logvinenko (Cardiff University)
The Heisenberg category of a category
15:05 - 17:05
Oberseminar Arithmetic Geometry and Representation Theory
MPIM Lecture Hall
Jelena Ivancic (MPIM/Universität Bonn)
Infinitesimal action on completed cohomology for GL_n over a CM field

Wed, 15 Apr 2026

14:30 - 15:30
Number theory lunch seminar
MPIM Lecture Hall
Gunther Cornelissen (Universiteit Utrecht)
Orbit statistics for algebraic group endomorphisms
16:30 - 18:00
Question Seminar
MPIM Seminar Room
Question Seminar

Thu, 16 Apr 2026

10:30 - 11:30
Seminar Algebraic Geometry (SAG)
MPIM Lecture Hall
Dominique Mattei (Hannover)
Twisting abelian fibrations on hyperkähler manifolds
13:30 - 14:30
Oberseminar Differentialgeometrie
MPIM Lecture Hall
Gabriel Pallier (University of Lille)
Dehn functions of solvable Lie groups
15:00 - 16:00
MPI-Oberseminar
MPIM Lecture Hall
Xiyan Zhong (MPIM)
Rigidity of the period map up to finite covers
16:30 - 17:30
Oberseminar Differentialgeometrie
MPIM Lecture Hall
Juan Souto (University of Rennes 1)
Some examples of (big) mapping classes and their mapping tori

Fri, 17 Apr 2026

10:00 - 12:00
Seminar "Multicurve invariants in Khovanov homology"
MPIM Seminar Room
Zhixuan Chen (Universität Bonn)
Definition and basic propertiesof Khovanov homology
10:15 - 11:15
IMPRS seminar on various topics: Geometric Invariant Theory
MPIM Lecture Hall
Julilus Mann (Universität Bonn/MPIM)
Basics of schematic group actions and their quotients

To view the abstracts please click on the titles.

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