French version

Talks "I know what you're thinking: if he has nothing to say then he should remain silent. But no that's to easy ! Would you like me to do like all those who have nothing to say and who keep it to themselves ?" (Parler pour ne rien dire, Raymond Devos)

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This page contains pdf files of some talks I have had the occasion to give (provided that such pdf exists).

Complex braid groups

• "Projective complex braid groups" (Algebra and topology seminar of the Australian National University, 2025)
• "Sous-groupes paraboliques des groupes de tresses complexes" (Journées jeunes chercheurs et chercheuses en topologie, 2025)
• "Groupoïdes de Garside et groupes de tresses complexes" (Colloque tournant du RT algèbre, 2025)
• "Garside groupoids and complex braid groups" (PhD defense, 2024)
• "Catégories de Garside paraboliques et applications aux groupes de tresses complexes" (Gaston Darboux seminar of the IMAG, 2024)
• "Description de l'espace des orbites régulières d'un groupe de réflexions complexes" (Topology seminar of the laboratoire Paul Painlevé, 2024)
• "Garside study of the complex braid group B(G31)"

  Version 2 (english) : GATo seminar of the LAMFA Version 1 (english) : Seminar "Groupes, Représentations et Géométrie" of the IMJ-PRG
  (several versions, 2023)
• "Bessis braid category of the complex braid group B31" (Winter Braids XII, 2023)
• "Regular theory in complex braid groups"

  Version 4 (english): Seminario del departamento de Álgebra, Sevilla Version 3 (french): GATo seminar of the LAMFA Version 2 (english): PhD student's seminar of the LAMFA Version 1 (english): Braid meeting 2022 : Generalized braid groups
  (several versions, 2022)

Garside Theory

• "Garside groups and interval groups" (Reading group on euclidean Artin groups, 2025)
• "Sous-groupes paraboliques : Des tresses aux groupoïdes de Garside" (Geometry, Algebra, Dynamics and Topology seminar of the IMB, 2025)
• "Groupoïdes de Garside paraboliques et applications aux groupes de tresses complexes" (Algebra and geometry seminar of the LMNO, 2025)
• "Des partitions non-croisées à l'étude des sous-groupes paraboliques des groupes de tresses complexes" (Séminaire SPACE, 2024)
• "Homology of categories and the Dehornoy-Lafont order complex" (Seminar of the "Ouragan" team, 2024)
• "Homology computations for complex braid groups with the Dehornoy-Lafont complex" (Meeting of the GdR Homotopy Theory Application, 2023)
• "A stroll in group theory with circular groups"

  Version 2 (anglais) : (PhD student's seminar of the IMB, 2024) Version 1 (anglais) : (PhD student's seminar of the LAMFA, 2023)
  (several versions)
• "Homology of a category and the Dehornoy-Lafont order complex" (Paris algebra seminar, 2023)

Artin groups and Coxeter groups

• "Normalizers of parabolic subgroups in Artin and Coxeter groups"

  Version 2 (english) : Topology seminar of the IMJ-PRG Version 1 (english) : Group theory seminar of the ICMAT
  (several versions, 2025)
• "Décomposition de Bruhat et action sur la variété de drapeaux" (GATo preseminar of the LAMFA, 2023)

Others

• "Groupoïdes de Garside et groupes de tresses complexes" (Talk for the PhD thesis award of the UPJV, 2025)
• "Sous-groupes paraboliques des trickle groups" (Workshop Trickle groups, 2025)
• "Systèmes de réécriture et solution au problème du mot" (Workshop Trickle groups, 2025)
• "Représentations de carquois et catégories dérivées, exemple du type A" (Working group on dg-catégories, 2023)

Older talks, by period.