The AHGT Seminar

The Arithmetic & Homotopic Galois Theory seminar of the International Research Network is an international monthly hybrid seminar that takes place in-person at RIMS Kyoto and by Zoom for international audience (with asynchronous video recordings for all time-zones).

Schedule of the seminar

2026

Apr 13, 2026
JP: 15:30
FR: 08:30
Quasifibrations in étale homotopy theory.
Tim Holzschuh, IHES, FR.
Mar 9, 2026
JP: 16:30
FR: 08:30
On the relation between Grothendieck-Teichmüller, double shuffle, and Kashiwara-Vergne Lie algebras.
Anton Alekseev, Genève University, CH.
Feb 4, 2026
JP: 16:30
FR: 08:30
Transfer principles for Galois cohomology and Serre's conjecture II.
Diego Izquierdo, IMJ-PRG Université Paris Cité, France.
Jan 19, 2026
JP: 16:30
FR: 08:30
Perverse sheaves and the Shafarevich conjecture [Postponed].
Thomas Krämer, TU Chemnitz, DE.
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Talks of the invited speakers cover the three topics of the research program: (a) Galois Covers and Moduli Spaces, (b) Motivic & Geometric Galois Representations, and (c) Arithmetic Anabelian Geometry -- see list of surveys and references.

Feel free to contact the local organizer of your choice if you are interested in giving a talk.

Organizers

B. Collas (RIMS Kyoto), P. Dèbes (Lille), Y. Hoshi (RIMS Kyoto), A. Mézard (ENS PSL), K. Sawada (RIMS Kyoto).

In 2023.

 B. Collas (RIMS Kyoto), P. Dèbes (Lille), Y. Hoshi (RIMS Kyoto), A. Mézard (ENS PSL).