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This page contains an overview of recent teaching and supervision activities.

Postdocs

  1. Jonathan Love Leiden, 2024 - current
    Postdoc on ERC Grant "GAGARIN".

  2. Elie Studnia Leiden, 2024 - current
    Postdoc on ERC Grant "GAGARIN".

  3. David Lilienfeldt Leiden, 2023 - current
    Edixhoven postdoc at the Mathematical Institute.

PhD students

  1. Felix Kalker Leiden, 2025 - current

    Thesis expected 2029. Funded by ERC Grant "GAGARIN".
    Co-supervisor: Emre Sertöz

  2. Mateo Crabit Nicolau Paris / Leiden, 2024 - current

    Thesis expected 2028. Partly funded by ERC Grant "GAGARIN".
    Co-supervisor: Pierre Charollois

  3. Paolo Bordignon Leiden, 2023 - current

    Thesis expected 2027.
    Funded by sectorplannen.

  4. Antigona Pajaziti Luxemburg / Leiden, 2023 - current

    Thesis expected 2026. Partly funded by ERC Grant "GAGARIN".
    Co-supervisor: Antonella Perucca

  5. Alex Braat Leiden, 2022 - current

    Thesis expected 2024. Partly funded by ERC Grant "GAGARIN".
    Co-supervisor: Peter Stevenhagen

  6. Håvard Damm-Johnsen Oxford, 2020 - 2024

    Thesis: Diagonal restrictions of Hilbert modular forms (Co-supervisor: James Newton)
    Håvard started a postdoc in Gothenburg with Christian Johansson.

  7. Mike Daas Leiden, 2020 - 2024

    Thesis: CM values of p-adic theta functions
    Mike started a postdoc at MPIM Bonn with Don Zagier.

Master students

  1. Bart van Kootwijk Leiden, current
    Rank heuristics for Diophantus' family of elliptic curves


  2. Shenqi Fan (main supervisor: Lennart Meier) Utrecht, current
    Equivariant elliptic genera


  3. Jorre The Leiden, current
    Gauss composition and fppf cohomology
    Jorre started a PhD in Mathematics in Leiden.

  4. Felix Kalker Leiden, current
    The Knopp cocycle and cycle integrals of the j-function
    Felix started a PhD in Mathematics in Leiden.

  5. Emre Karayalçın Leiden, 2025
    Torsion in homology of Bianchi groups and Galois representations
    Emre became a mathematics teacher at the International School Delft.

  6. Maarten Stremler Leiden, 2024
    Smooth differences of singular moduli


  7. Mateo Crabit Nicolau Paris, 2024
    Holomorphic projections and Shimura curves
    Mateo started a PhD in Mathematics at Paris Sorbonne / Leiden.

  8. Michelle Jacobs Leiden, 2024
    Jacobi uniformisation over the p-adic numbers


  9. David van der Vorm Leiden, 2024
    Torsion points on elliptic curves over ℚ
    David became a consultant at Zicht Consultants (Utrecht).

  10. Niels Ketelaars Leiden, 2023
    An effective version of Iwasawa's theorem
    Niels became a consultant at RiskQuest (Amsterdam).

  11. Sam van Buuren Leiden, 2022
    Spectra of supersingular isogeny graphs
    Sam started a PhD in Mathematics at KULeuven (Belgium).

  12. Giacomo Santato (ALGANT) Leiden, 2021
    Zeroes of p-adic L-functions: the Ellenberg-Jain-Venkatesh conjecture
    Giacomo started a PhD in Cryptography at CISPA (Saarbrücken).

  13. Giuditta Bellosi (ALGANT) Leiden, 2021
    From Pell's equation to Gross-Stark units
    Giuditta became a Business Intelligence Analyst at Sysdata SpA (Bologna).

  14. Emiel Haakma Leiden, 2021
    Heegner points and the Shimura correspondence
    Emiel started a PhD in Mathematics at SFU (Vancouver).

  15. Jesse Freeman (Williams-Exeter Programme) Oxford, 2014
    L-functions and modular symbols
    Jesse started a PhD in Mathematics at MIT (Boston).

Undergraduate students

  1. Sjors Verduin (co-supervisor: Élie Studnia) Leiden, current
    Perfectoïde lichamen


  2. Mozes Marcus Leiden, current
    De Artin-Hasse exponentiële functie


  3. Rik van der Linde Leiden, current
    Congruentieklassen van Apolloniaanse netten


  4. Thomas Chen Leiden, 2021
    The Leech lattice: Sphere packings and the Conway groups
    Thomas started a PhD in Biostatistics in Cambridge (UK).

  5. Kevin Watmough (NSERC) McGill, 2017
    p-Adic torsors and statistics of the Hilbert symbol
    Kevin started a PhD in Mathematics at Toronto (Canada).

  6. David Marcil (NSERC) McGill, 2017
    Elkies' models for towers of modular curves
    David started a PhD in Mathematics at Columbia (New York).

  7. Isaac Loh (Williams-Exeter Programme)Oxford, 2014
    Pell-type equations and Mordell equations
    Isaac started a PhD in Economics at Northwestern (Chicago).

  8. Christopher Huffaker (Williams-Exeter Programme) Oxford, 2014
    Fermat's last theorem for regular primes
    Christopher became a data reporter covering education in Boston.

  9. Jesse Freeman (Williams-Exeter Programme)Oxford, 2013
    Class field theory of ℚ
    Jesse started a PhD in Mathematics at MIT (Boston).

  10. CJ Higgins (Williams-Exeter Programme)Oxford, 2012
    The friendship theorem and extensions
    CJ started a PhD in Political Science at Johns Hopkins (Baltimore).

  11. Zane Martin (Williams-Exeter Programme)Oxford, 2012
    Dirichlet's theorem on primes in arithmetic progressions
    Zane started a PhD in Applied Math & Atmospheric Science at Columbia (New York).

Pre-university







Teaching

Webpages with relevant material for some past and present courses.