19–21 nov. 2025
IHES
Fuseau horaire Europe/Paris

Combinatorics and Arithmetic for Physics
The meeting focuses on questions of discrete mathematics and number theory, emphasizing computability. Problems are drawn mainly from theoretical physics: renormalization, combinatorial physics, geometry, evolution equations (commutative and noncommutative), or related to its models, but not only. 
Computations, based on combinatorial structures (graphs, trees, words, automata, semirings, bases), or classical structures (operators, Hopf algebras, evolution equations, special functions, categories) are good candidates for computer-based implementation and experimentation.

Organized by: Gérard H. E. DUCHAMP, Maxim KONTSEVICH, Gleb KOSHEVOY and Karol A. PENSON.

Speakers:

  • Cyril Banderier (LIPN)
  • Marek Bożejko (Wroclaw University)
  • Philippe Di Francesco (IPhT Saclay)
  • Vladimir Dotsenko (Université de Strasbourg)
  • Vladimir Fock (IRMA Strasbourg)
  • Oleg Kaikov (LIST, Saclay)
  • Arthemy Kiselev (University of Groningen)
  • Maxim Kontsevich (IHES)
  • Pierre-Vincent Koseleff (IMJ-PRG)
  • Gleb Koshevoy (IITP, Moscow)
  • Anastasia Matveeva (École polytechnique)
  • Thomas Müller (LIPN, Paris)
  • Hiroaki Nakamura (Osaka University)
  • Toshiki Nakashima (Sophia University Tokyo)
  • Lucas Pannier (Université de Versailles Saint-Quentin en Yvelines)
  • Karol Penson (LPTMC, Sorbonne Université)
  • Parham Radpay (Université Paris-Saclay)
  • Kilian Raschel (Université d'Angers)
  • Vladimir Roubtsov (Université d'Angers)
  • Thomas Simon (Université de Lille)
  • Reiko Toriumi (Okinawa Institute of Science and Technology)
     

Sponsors: 
IHES - Math-STIC - LIPN (UMR-7030) - LPTMC (Univ-Paris 6)  INRIA - GDR EFI 

Scientific Committee:
Joseph Ben Geloun (LIPN-Paris XIII), Alin Bostan (INRIA), Marek Bożejko (Wroclaw University), Vincent Rivasseau (Orsay-CEA), Pierre Simonnet (Univ. Corse)

 

 

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Europe/Paris
IHES
Centre de conférences Marilyn et James Simons
Le Bois-Marie 35, route de Chartres 91440 Bures-sur-Yvette