Bonn Topology Group

General Information - Members - Topology Seminar - Activities

This page displays the schedule for the Topology Seminar at the Mathematical Institute.

The seminar takes place Tuesdays in seminar room 0.006 at the Mathematical Institute, Endenicher Allee 60, from 5:00 to 6:00 pm. Tea and cookies will be served in the Hausdorff room right before the seminar at 4:30 pm.

The program of previous semesters can be found here.

SS2025

• April 15, 2025
  Laurent Côté (Universität Bonn): On Floer homotopy theory
  Abstract


• April 22, 2025
  Connor Malin (MPIM): The unreasonable effectiveness of right modules in homotopy theory
  Abstract


• April 29, 2025
  Gregory Arone (Stockholm University): What kind of coalgebras are spectra?


• May 6, 2025
  Leopold Zoller (Universität zu Köln): On certain rank conjectures in topology and algebra
  Abstract


• May 13, 2025
  Fabian Hebestreit (Universität Bielefeld): Circle assembly in hermitian K-theory
  Abstract


• May 20, 2025
  Michael Wiemeler (Universität Münster): On circle actions with exactly three fixed points
  Abstract


• May 27, 2025
  Pablo Sánchez-Peralta (Universidad Autónoma de Madrid): The strong Atiyah conjecture for graph of groups via universal localizations
  Abstract


• June 3, 2025
  Oscar Harr (Københavns Universitet): Stokes theorem and characteristic classes for handlebody bundles
  Abstract


• June 10, 2025
  no seminar—pentecost break


• June 17, 2025
  Ian Hambleton (McMaster University): Finite 2-complexes and 4-manifolds
  Abstract


• June 24, 2025
  Jaco Ruit (MPIM): Profunctor calculus for generalized ∞-categories
  Abstract


• July 1, 2025
  Shaoyun Bai (MIT): Equivariant bordism and resolution of singularities
  Abstract