Unofficial schedule for the events and talks within the GRK 2240 in the summer semester 2023:

Date Time Speaker Topic Room
06.04.23 14:15-15:30 Sascha Orlik Ring lecture:
A laymans introduction to the Langlands-program
G.11.24
BUW
16:00-17:00 Fabian Korthauer What are associated fibre bundles and why should I care? Non-professor meeting F.13.11
BUW
17:15-18:15 Florian Riedel A primer on homotopical deformation theory
13.04.23 14:30-15:45 Jens Hornbostel Ring lecture:
Formal group laws and the Lazard ring
25.21.HS 5E
HHU
16:15-18:30 Social gathering Non-professor meeting 25.22.00.53
HHU
20.04.23 14:15-15:30 Jens Hornbostel Ring lecture:
Formal group laws and the Lazard ring
G.11.24
BUW
16:00-17:00 Florian Felix Preliminaries and the Shepard-Todd classification Workshop
(Complex reflection groups)
F.13.11
BUW
17:15-18:15 Andrea Lachmann Pseudo-reflection groups in other fields
27.04.23 14:15-15:30 Britta Späth Ring lecture:
Reductive algebraic groups
G.11.24
BUW
16:00-17:00 Daniel Echtler Polynomial invariants and the Shepard-Todd-Chevalley Theorem Workshop
(Complex reflection groups)
F.13.11
BUW
17:15-18:15 Mattia Tiso Characterization of reflection groups
03.05.23
(Wednesday)
14:30-18:30 Symposium with Duisburg-Essen 25.21.HS 5E
HHU
04.05.23 10:00-17:45 Symposium with Duisburg-Essen WSC N-U-3.05
DUE
11.05.23 14:15-15:00 Britta Späth Ring lecture:
Reductive algebraic groups
25.21.HS 5E
HHU
15:00-18:15 Patrick Massot
(Orsay)
Workshop:
Introduction to Lean
25.41.00.63
25.41.00.65
HHU
18.05.23 Ascension
25.05.23 14:15-15:30 Sascha Orlik Ring lecture:
Representations of reductive algebraic groups
G.11.24
BUW
16:00-17:00 Sylvie Paycha (Potsdam)
Noel Tovia Matoff
The short story of a growing touring exhibition EO event (flyer) F.13.11 (online)
BUW
17:00-open Poster session Women in Mathematics (related event friday 12.05.) Foyer building K
BUW
01.06.23 14:30-15:45 [cancelled] Ring lecture:
[cancelled]
25.21.HS 5E
HHU
16:15-17:15 Alexander Ziegler Vacation in the tropical semi-ring (part 1) Non-professor meeting
17:30-18:30 Alexander Ziegler Vacation in the tropical semi-ring (part 2)
08.06.23 Corpus Christi
15.06.23 14:15-15:30 Markus Reineke Ring lecture:
"Quantum"-objects in representation theory
IC 04/408
RUB
16:00-17:00 Jan Hennig Setting up Workshop
(Modular curves)
HMA30
RUB
17:15-18:15 Dzoara Nuñez Ramos Modular curves as Riemann surfaces
22.06.23 14:30-15:45 Markus Reineke Ring lecture:
"Quantum"-objects in representation theory
25.21.HS 5E
HHU
16:15-17:15 Alexander Ziegler Modular curves as moduli spaces Workshop
(Modular curves)
17:30-18:30 Ivo Kroon Main result
29.06.23 14:15-15:30 Kay Rülling Ring lecture:
Algebraic groups
G.11.24
BUW
16:00-18:15 Study-program discussion Non-professor meeting F.13.11
BUW
06.07.23 14:00-15:30 Professors &
Representatives
Meeting of the board Online
15:45-17:00 Everyone Plenary meeting
13.07.23 14:15-15:30 Kay Rülling Ring lecture:
Algebraic groups
G.11.24
BUW
16:00-17:00 Rebecca Lenger Right-angled Artin groups and the theorem of C. Droms Non-professor meeting F.13.11
BUW
17:15-18:15 Jakob Bergqvist A little known work of Grothendieck Non-professor meeting
(Gongshow)
Margherita Piccolo Representations of profinite groups
Dzoara Nuñez Ramos Quiver representation varieties (an example)
Jan Hennig Why triangles? (Because 4 is even)


Legend:
Workshop / Nonprofessor meetings
Ring Lecture Course
Guest talks
Special events aimed at students or postdocs
Special events aimed at principal investigators
Special events for all


All semesters:


summer semester 2023