Frises en algèbre, combinatoire et géométrie
Frieze patterns in algebra, combinatorics and geometry
12-16 May, 2025

Slides, notes, posters...

Short courses:

• Ian Short, Frieze patterns and Farey complexes
• Khrystyna Serhiyenko, Frieze Patterns and Representation Theory
• Valentin Ovsienko, Frieze patterns from a geometric point of view: projective geometry and difference equations

Talks:

• Özgür Esentepe, Penrose tilings and friezes
• Andrei Zabolotskii, Laurent-Shmaurent, integer friezes, and polygon folding. Software: Triangulations and Friezes.
• Lucas Surmann, Counting tame SL3- and some SL4-frieze patterns over finite fields
• Robin Zhang, A positive dichotomy between frieze patterns and Diophantine geometry
• Anja Sneperger, Some determinants and relations in Heronian frieze
• Katie Waddle, Spherical friezes
• Bethany Marsh, Reduction of Grassmannian mesh friezes (notes)
• Pavel Tumarkin, Hyperbolic geometry of friezes (notes by AF)
• Greg Muller, The finiteness and enumeration of Dynkin friezes

Posters:

• Ricardo Canesin, "Combinatorial Auslander-Reiten quivers and their frieze patterns": poster and slides
• Pierre Bodin, "Surfaces with conical singularities: Fukaya categories as A_∞-localizations": poster.
• Esha Gupta, "Silting objects, torsion classes, and cotorsion classes": poster.
• Margaret Stanier, "Exclusion sets for Gaussian Integer Continued Fractions": poster and notes.
• Perrine Jouteur, "Symmetries of the q-deformed real projective line": poster.
• Luca Francone, "Cluster structures on schemes of bands": poster.
• Li Fan, "Dg enhanced orbit categories and applications": poster and slides.