Oberseminar Algebra und Geometrie

31.01.2024 Bielefeld, U2-232, 14:15 - 15:45 & 16:15 - 17:45

Andrew Hubery (Bielefeld): "Categorification of non-crossing partitions"

Igor Burban (Paderborn): "Introduction to weighted projective lines IV"

24.01.2024 Paderborn, A3.339, 14:00 -15:30

Stepan Maximov (Paderborn): "Regular decompositions and integrable systems"

17.01.2024 Paderborn, A3.339, 15:30 - 17:00 & 17:30 - 19:00

Georges Neaime (Bielefeld): "Elliptic theory for reflection groups and their Artin groups" 

Igor Burban (Paderborn): "Introduction to the theory of weighted projective lines II"

10.01.2024 Paderborn, A3.339, 14:00 - 15:30

Julien Pinske (Paderborn) "Non-Abelian Berry connections and their holonomy groups"

20.12.2023 Paderborn, A3.339, 14:00 - 15:30

Johannes Krah (Bielefeld) "Derived categories of blow-ups of the projective plane"

13.12.2023 Paderborn, A3.339, 14:00 - 15:30

Alexander Samokhin (Bielefeld) "Highest weight category structures on Rep(B) and full exceptional collections on flag varieties over the integers"

06.12.2023 Paderborn, A3.339, 15:30 - 17:00 & 17:30 - 19:00

Georges Neaime (Bielefeld): "Classical theory for reflection groups and their Artin groups" 

Igor Burban (Paderborn): "Introduction to the theory of weighted projective lines I"

22.11 .2023 Bielefeld, U2-232, 14:15 - 15:45 & 16:15 - 17:45

Igor Burban “Introduction to the theory of non-commutative exceptional curves ”

Barbara Baumeister “Hereditary categories, extended Weyl groups and the related Artin
groups”

25.10.2023 Paderborn, A3.339, 14:00 - 15:30

Marc Stephan "Perfect complexes with small homology over the group algebras"

18.10.2023 Paderborn, A3.339, 14:00 -15:30

Kyungmin Rho "lntroduction to Fukaya categories of surfaces II"

11.10.2023 Paderborn, A3.339, 14:00 - 15:30

Kyungmin Rho "lntroduction to Fukaya categories of surfaces I"