Quantum information theory

2017-2019, master course, spring semester. Further info on Brightspace.

Operator algebras

2016-2019, master course, spring semester. See mastermath and here for additional exercises. See Michael Mueger's website for previous material.

Functional analysis

2017-2018, master course, fall semester. See mastermath. Together with Dorothee Frey.


2017-2019, see brightspace.

Group theory

2015-2017, 2nd year course, 1st block. All information will be posted on Blackboard.

Dynamical systems

2008-2012, 1st year course, 4th quarter. With Erik Koelink and Maarten van Pruijssen. (Old material available on request).


  • One day course on "Geometry of discrete groups" (summer school Utrecht 2016). Lecture notes.


  • Martin van Denzen, bachelor thesis (2019). Speicher's central limit theorem.
  • Gerrit Vos, master thesis (expected 2019). Topic: Tsirelson problems.
  • Floris Elzinga, master thesis (2019). Deformed CCR/CAR and Free Monotone Transport: Quons and Fock Parafermions. Available here (very useful exposition of free transport techniques).
  • Nando Leijenhorst, bachelor thesis (expected 2019, with David Elkouss). Topic: Quantum error correction: decoders for the toric code.
  • Arjan Cornelissen, master thesis (2018; with Ronald de Wolf). Quantum gradient estimation and its applications to quantum reinforcement learning. Awarded with the ASML thesis prize.
  • Guillermo Wildschut, bachelor thesis (2018). A conjecture on the complete boundedness of Schur multipliers. See also here.
  • Lennert den Besten, bachelor thesis (2017). Amenability and paradoxality of groups.
  • Artuur Oerlemans, bachelor thesis (2017). Weaver's conjecture.
  • Geert Doek, bachelor thesis (2017). Gromov's theorem on groups with polynomial growth.
  • Jaco Ruit, honours project (2016). Sofische groepen.