Nikolaus Conference 2025

Tentative Program

[Program as PDF-file]

The talks will be in room SeMath (008), ground floor of Pontdriesch 14-16.

Meeting point and coffee breaks are in the same building at Lehrstuhl für Algebra und Zahlentheorie in the first floor.

Friday, December 5, 2025

2.00--2.20pmRafał Lutowski (Gdańsk): Spin\(^c\) Structures on Real Bott Manifolds
2.30--2.50pmNoah Ruhland (Bayreuth): On Higher Dimensional Beauville Groups
3.00--3.20pmJohannes Schmitt (Bochum): Invariants in the Cohomology of the Complement of Quaternionic Reflection Arrangements
(coffee and discussion)
4.40-5.00pmRenu Joshi (Braunschweig): Combinatorial Invariants for Certain Classes of Non-Abelian Groups
5.10--5.30pmLei Chen (Bielefeld): Covering a Finite Group by the Conjugates of a Coset
5.40--6.00pmGunter Malle (Kaiserslautern): Character Degrees and Element Orders
7.00pm-??Evening session and dinner (in the Molkerei, Pontstraße 141-149)

Saturday, December 6, 2025

10.00--10.20amLuca Di Gravina (Halle): Closed Neighbourhoods in Maximal Intersection Graphs
10.30--10.50amMax Gheorghiu (Düsseldorf): On a Generalisation of Tate Cohomology
11.00--11.20amGaëtan Mancini (Wuppertal): On the Alperin-McKay Conjecture for Groups of Exceptional Type
11.30--11.50amMartin Wagner (Kaiserslautern): Generic Cyclotomic Numbers
(lunch break)
2.00--2.20pmSofia Brenner (Kassel): Irredundant Base Sizes of Solvable Permutation Groups (and some Connections to Model Theory)
2.30--2.50pmMaria Chlouveraki (Athens): Kazhdan-Lusztig Cells in Affine Weyl Groups with Unequal Parameters
3.00--3.20pmNathan Chapelier (Calais): Jérémie’s Recent Work
(coffee and discussion)
4.40--5.00pmImke Toborg (Halle) : Make Lattices Colourful
5.10--5.30pmTorben Wiedemann (Kaiserslautern): \(H_3\)-graded Groups, Foldings and Twisted Chevalley Groups
5.40--6.00pmClotilde Gauthier (Düsseldorf): On Principal Series of \(GL(3,Q_p)\)
7.00pm-??Research Cambridge Style! (in the Pontgarten, Pontstraße 154)

Version 2 (Tue Dec 2 03:10:56 PM CET 2025)



Address questions to Frank Lübeck