Conferences and Seminars

2026

17 June: Talk Radial Parts for Pseudo-Riemannian Symmetric Pairs about aspects of my preprint¹ with Mikhail Isachenkov.
8–12 June: Q-SPHERE conference organised by Erik Koelink, Maarten van Pruijssen, Stein Meereboer and me
- 9 June: Talk Inner Product Methods for Matrix Spherical Functions about my preprint² with Stein Meereboer.
19 March, 23 April, 21 May: RU-UvA Seminar on infinite-dimensional quantum symmetric pairs and quantum gravity, organised by Stein Meereboer and Jort de Groot
- Talk Towards Zonal Spherical Functions about subtleties that arise when constructing zonal spherical functions in the infinite case as well.
19 May: Research visit to U. Paderborn
- Talk Radial Parts for Pseudo-Riemannian Symmetric Pairs about aspects of my preprint¹ with Mikhail Isachenkov.

4–8 November: ARTinTOKYO at UTōkyō.
- Poster Quantum Matrix Spherical Functions about my preprint² with Stein Meereboer
26–30 May: Research visit to FAU Erlangen
- 26 May: Conformal 4-Point Functions and Their Representation Theory, talk about my preprint¹ with Mikhail Isachenkov.
20–24 January: Workshop 1: Intertwining Operators and Geometry of the thematic trimester on Representation Theory and Noncommutative Geometry at the Institut Henri Poincaré in Paris
6–10 January: Opening School of the thematic trimester RTNCG at CIRM in Marseille

17–21 June: Groups & Algebras in Bicocca for Young Algebraists at the University of Milano-Bicocca
1–3 May: Hypergeometric and Orthogonal Polynomials Event, organised by Erik Koelink, Maarten van Pruijssen, Wadim Zudilin
- 2 May: Intermediate Macdonald Polynomials, another talk about my preprint³.

15 September: Symposium “Special Functions and their Applications” in honour of Tom Koornwinder’s 80th birthday, organised by Erik Koelink and Jasper Stokman
28 August–1st September: GQT Workshop and Conference
1–3 May: Workshop Representation Theory of p-Adic Groups, organised by Valentin Buciumas
16 February 2023–16 May 2024: RU-UvA Seminar, organised by Erik Koelink, Maarten van Pruijssen, Jasper Stokman, and Mikhail Isachenkov
- 16 May 2024: Radial Parts for Very Non-Compact Symmetric Pairs, talk about my preprint¹ with Mikhail Isachenkov.
- 24 October 2023: Intermediate Macdonald Polynomials and their connections to Jasper and Maarten, talk about my preprint³.
- 30 March 2023: Non-Symmetric Macdonald Polynomials, talk about the non-symmetric Macdonald polynomials.

Since autumn, approximately weekly: working group seminar, organised by Erik Koelink, Maarten van Pruijssen
- Talks about real reflection groups⁴, Macdonald polynomials⁵, and spherical functions⁶, as well as own research
Since autumn: PhD Colloquium at RU
- 28 October 2024: When are Functions Special?, talk about special functions
- 1st May 2023: Complex ODEs or: How I Learned to Stop Worrying and Love the Multifunction, talk about complex ODEs with regular singularities
since autumn: Geometry Seminar at RU
8–12 August: OPSFA Summer School, organised by Erik Koelink and Walter van Assche

Autumn: Discussion group about CFT and representation theory of SO(\(d\)) and SO(\(d-1,1\)) of Mikhail Isachenkov’s master students
- Talk: Representation theory of SO(\(d\))
Autumn, until autumn 2022: WAYTA seminar, organised by Mikhail Isachenkov, Valentin Buciumas, and Jasper Stokman.

Philip Schlösser and Mikhail Isachenkov: Casimir Radial Parts via Matsuki Decomposition, 2024. arXiv ↩ ↩² ↩³ ↩⁴
Stein Meereboer and Philip Schlösser: Quantum Matrix Spherical Functions as Orthogonal Polynomials, 2026. arXiv ↩ ↩²
Philip Schlösser: Intermediate Macdonald Polynomials and Their Vector Versions, 2023, arXiv ↩ ↩²
James Humphreys: Reflection Groups and Coxeter Groups, 1990 ↩
Ian Macdonald: Affine Hecke Algebras and Orthogonal Polynomials, 2003 ↩
Especially chapter 9 of Jacques Dixmier: Enveloping Algebras, 1977 ↩