Articles:

• Preprint Cobordism equivalence for codimension-one submanifolds
  joint with Stefan Friedl, Clayton McDonald, José Pedro Quintanilha and Daniel Zach
  arXiv:2605.04795
• Preprint The Unsolvability of the Homeomorphism Problem
  joint with Stefan Friedl and Marc Kegel
  arXiv:2603.23630
• Algorithms in 4-manifold topology
  joint with the 30 other participants of the Workshop on 4-manifolds and algorithms (Regensburg, 2024).
  To appear in Algebraic and Geometric Topology. Preprint arXiv:2411.08775

Non-refereed publications:

• Invariants of spatial graphs
  joint with several other participants of the MATRIX-MFO Tandem Workshop 2439a
  Published in Oberwolfach Reports 21 (2024), no.3, pp.2517-2520

Workshop contributions:

• Describing smooth 4-manifolds
  Workshop on 4-manifolds and algorithms, Regensburg 2024: notes

Talks at QED seminars:

The Quod Erat Demonstrandum e.V. is a Bavarian student maths club organizing weekend seminars and longer academies for mathematically gifted secondary school and undergraduate students. Its members are primarily drawn from winners of school maths competitions.

• Knot theory and the fundamental group
  40h course at the summer academy 2026: announcement (German), syllabus
• Inscribing Polygons in Jordan curves
  for school & university students, Regensburg 2026: notes (German)
• Minkowski's Lattice Point Theorem
  for school students, Würzburg 2022 & Regensburg 2026: notes (German)
• Stratifolds and Eilenberg-Steenrood axioms
  for university students, Furth im Wald 2024: based on Differential Algebraic Topology by M. Kreck
• The fundamental group and knot colorability
  for university students, Würzburg 2023: notes (German)
• Elementary knot theory
  for school students, Gunzenhausen 2023: exploring Reidemeister moves, colorability and the linking number
• Modal logic and topology
  for university students, Ingolstadt 2023: based on a philosopy term paper (German)
• Classification of surfaces
  for university students, Ingolstadt 2023: slides (German)
• Elementary integration and e^-x2
  for university students, Bayreuth 2023: notes (German)

as teaching assistent:

• Elementary Geometry for teacher training
  organisation of exercise classes and tutoring an exercise class

as a student tutor:

• exercise classes for Analysis I, Linear Algebra II, Algebra and Introduction to Probability Theory