Department of Mathematics
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Institute of Algebra and Geometry
Research Group Number Theory and Algebraic Geometry
Prof. Dr. Frank Herrlich

Weihnachtsworkshop 2022

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Once a year in the last week before Christmas the Karlsruher Weihnachtsworkshop takes place with talks from geometry and number theory.

The Weihnachtsworkshop 2022 will take place from Wednesday, December 14 to Friday, December 16 in Saarbrücken.

Talks will be given by

Yael Algom-Kfir (Haifa): Out(F_n) past and future
Luca Battistella (Frankfurt): Alternative compactifications of the moduli space of curves of genus two
Etienne Bonnafoux (Paris): Polynomial bound on the rate of mixing of the earthquake flow
Andrei Bud (Berlin): Brill-Noether loci and strata of differentials
Ernst-Ulrich Gekeler (Saarbrücken): Non-Archimedian contour integration and applications
Martin Günther (Karlsruhe): Spaces with local chronological structure and the cosheaf of fundamental semicategories
Luke Jeffreys (Bristol): Meanders, hyperelliptic pillowcase covers, and the Johnson filtration
Anna Lenzhen (Rennes): Teichmüller disks with small limit sets in Thurston boundary
Beatrice Pozzetti (Heidelberg): What are higher rank Teichmüller theories?
Slade Sanderson (Utrecht): Constructing lattice surfaces with given Veech groups
Jan-Christoph Schlage-Puchta (Rostock): You have no choice -- The best set theory for Algebra and Geometry
Christian Steinhart (Saarbrücken): Embeddings of Outer Space
Alexander Thomas (Heidelberg): Dessins d’enfants and symmetry
Moritz Weber (Saarbrücken): Quantum Permutations and Quantum Symmetries

programmwws22.pdf|Here you find the detailed program.

You will find short abstracts of the talks abstracts_wws22.pdf|here.

The first talk will be on Wednesday, December 14, at 10 a.m.
The workshop ends on Friday, December 16, around 1 p.m.

Organizers