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Du 26 au 29 septembre 2023

Salle de conférences IRMA

The goal of this event is to bring together mathematicians and physicists working with the motivic Donaldson-Thomas invariants.

Organizers : Vladimir Dotsenko (IRMA), Evgeny Feigin (Haifa), Markus Reineke (Bochum)

Speakers :

  • Vladimir Dotsenko (Strasbourg)
  • Hans Franzen (Paderborn)
  • Piotr Kucharski (Warsaw)
  • Wei Li (Beijing)
  • Sergey Mozgovoy (Dublin)
  • Dmitry Noschenko (Amsterdam)
  • Markus Reineke (Bochum)
  • Piotr Sułkowski (Warsaw)

Venue : salle de conférences de l'IRMA

Overview :

Motivic Donaldson-Thomas invariants for symmetric quivers were introduced by Kontsevich and Soibelman around 2010. The initial goal was to capture motivic properties of stacks of quiver representations. However, it turned out that these invariants admit a lot of beautiful interpretations of algebraic, geometric and combinatorial nature. Among the structures naturally popping up in the theory are the cohomological Hall algebras, vertex operators algebras, Hilbert schemes, BPS states, and the Koszul duality.

The goal of this event is to bring together mathematicians and physicists working with the motivic Donaldson-Thomas invariants. We expect that the experts will be able to exchange their ideas and insights, which will lead to a better understanding of the existing results and their interrelationships, as well as to new directions.

For more details, see the official website here.

  • Mardi 26 septembre 2023

  • 10:00

    Markus Reineke

    Introduction to CoHAs and refined DT invariants

  • 14:00

    Dmitry Noshchenko

    Unlinking for symmetric quivers

  • 16:00

    Piotr Kucharski

    Diagonalisation for symmetric quivers

  • Mercredi 27 septembre 2023

  • 09:00

    Hans Franzen

    Modules over CoHA

  • 10:45

    Sergey Mozgovoy

    Vertex algebras and CoHAs

  • 14:00

    Vladimir Dotsenko

    Koszul algebras and DT invariants

  • 16:00

    Discussion
  • Jeudi 28 septembre 2023

  • 10:30

    Piotr Sułkowski

    Knots-quivers correspondence

  • 14:00

    Wei Li

    Quiver Yangians

  • 16:00

    Discussion
  • Vendredi 29 septembre 2023

  • 09:00

    Frédéric Chapoton

    Suggested talk 1

  • 09:30

    Piotr Sułkowski

    Suggested talk 2

  • 10:45

    Piotr Kucharski

    Suggested talk 3