Oberseminar Algebraic Geometry

Prof. Dr. Stefan Schröer

Winter semester 2025/26

Topic: Étale cohomology


Time and place: Monday, 12:30 - 13:30, seminar room 25.22.O3.73, all dates are tentative - Program






Date
Speaker
Title
20.10.2025
Chen Ping The point of departure: singular cohomology
27.10.2025
Stefan Schröer Etale morphisms, Grothendieck topologies, and sites
03.11.2025
Jack Ritschel Etale cohomology and Galois cohomology
17.11.2025
Fabian Rodatz Picard groups, Brauer groups, and Hilbert 90
24.11.2025
Julian Reichardt Betti numbers, l-adic cohomology, and cycle classes
01.12.2025
Andreas Bode The Base Change Theorem for proper morphisms
08.12.2025
Hugo Zock The Base Change Theorem by smooth morphisms I
15.12.2025
Vicente Monreal The Base Change Theorem by smooth morphisms II
05.01.2026
Stefan Schröer K3 surfaces
12.01.2026
Otto Overkamp Point counting




Archiv:
- SoSe 25
- WS 24/25
- SoSe 24
- WS 23/24
- SoSe 23
- WS 22/23
- SoSe 22
- WS 21/22
- SoSe 21
- WS 20/21
- SoSe 20 cancelled (SARS-CoV-2)
- WS 19/20