Events

This page lists past, current, and future events and guests.

Conferences and workshops

Workshop: Geometric Topology II, University of Sevilla, October 21, 2026.
Workshop: Algorithms in contact topology, Sevilla, September 07 - September 11, 2026.
Workshop on geometric topology, Sevilla, February 19, 2026.
Symposium on Low-dimensional Topology at the Indo-European Conference on Mathematics, Pune, India, January 12 - January 16, 2026.
Workshop on surfaces in 4-manifolds, University Regensburg, December 8 - December 12, 2025.
Workshop on branched covers, University of Sevilla, November 17 - November 21, 2025.
Berlin-Hamburg seminar on symplectic geometry, HU Berlin, July 4, 2025.
Berlin-Brandenburg Workshop V: Knot Theory and its Application, University Potsdam, Monday 28. April 2025.
Berlin-Brandenburg Workshop IV: Knot Theory and its Application, HU Berlin, Monday 9. December 2024.
Workshop on 4-manifolds and algorithms, University Regensburg, 9. Sep - 13. Sep 2024.
Berlin-Brandenburg Workshop III: Knot Theory and its Application, University Potsdam, Friday, 17 May 2024.
Berlin-Brandenburg Workshop II: Knot Theory and its Application, FU Berlin, Friday, 17 November 2023.
Berlin-Brandenburg Workshop I: Knot Theory and its Application, HU Berlin, Friday, 14 July 2023.
DMV-Jahrestagung 2022, Section S06: Topology and Geometry, Freie Universität Berlin, September 2022.

Learning Seminar: Computational Topology, University of Cologne, WS 2017/18.
The stabilisation height of fibre surfaces, Lecture series by Filip Misev, University of Cologne, 19 October - 20 October 2017.
Morse Structures on Open Books, Lecture series by Joan Licata, University of Cologne, 17 May - 19 May 2017.

Rhuaidi Burke, 19 October - 24 October 2026.
Isacco Nonino, 06 September - 06 December 2026.
Kimihiko Motegi, 11 August - 25 August 2026.
Alvaro del Pino, 31 May - 06 June 2026.
Talk: 03 June: Rigidity for submanifolds of fat manifolds.
Emmanuel Wagner, 26 May - 01 June 2026.
Lucy Tobin, 10 March - 14 March 2026.
Talk: 11 March: Triangulations of simply connected 4-manifolds.
Tobias Hirsch, 15 February - 20 February 2026.
Stefan Friedl, 15 February - 20 February 2026.
Qiuyu Ren, 11 January - 16 January 2026.
Talk: 14 January 2026: Khovanov homology and exotic 4-manifolds.
Luisa Paoluzzi, 16 November - 21 November 2025.
Marco Golla, 16 November - 21 November 2025.
Mark Hughes, 16 November - 21 November 2025.
Chun-Sheng Hsueh, 08 November - 22 November 2025.
Talk: 12 November 2025: An invitation to fibered links.
Leo Mousseau, 08 November - 20 November 2025.
Talk: 11 November 2025: Searching for Counterexamples to the Slice–Ribbon Conjecture.
Christian Lange, 28 September - 03 October 2025.
Talk: 01 October 2025: Stability of Lorentzian isoperimetric inequalities.