Videos

Combinatorics and geometry of polyhedra in Sage

Convex Geometry of Subword Complexes

Experimental Coxeter Group Theory

List of talks

• The median value of prime factors, Groupe de recherche des étudiants en Mathématiques Université Laval, Québec, August 2006
• The index of composition of integers [in French] Groupe de recherche des étudiants en Mathématiques Université Laval, Québec, August 2007
• A variation of Kirkman's Schoolgirl problem [in French] Exposé de fin d'études, Université Laval, Québec, April 2008
• On certain cointosses, Séminaire ISM, UdeM, Montréal, April 2009
• Cantorian tableaux [in French], Colloque ISM des étudiants, UQÀM, Montréal, May 2009 (Organization committee (Chair))
• Sortable elements in Coxeter groups, Diskrete Geometrie seminar, Technische Universität, Berlin, February 2010
• Cantorian tableaux representatives, CIRM-Séminaire sur la combinatoire des mots, Marseille-Luminy, May 2010
• The TikZ library [in French], The permutahedron [in French], Colloque ISM des étudiants, Université Laval, Québec, June 2010
• Cantorian and bi-Cantorian tableaux, LaCIM 2010 - 20 ans, UQÀM, Montréal, August 2010
• Catalan numbers, What is ... seminar, Berlin Mathematical School, Berlin, October 2010
• Sage and polytopes, Diskrete Geometrie seminar - TU Berlin, December 2010
• The bijection between k-triangulations and k-Dyck paths, Associahedron Meetings, FU Berlin, April 2011
• Relation between subword complexes and the Multi-associahedra, Diskrete Geometrie seminar - Freie Universität, Berlin, May 2011
• On the computation of Cantorian Tableaux, Permutation Patterns 2011, San Luis Obispo, CA, (USA), June 2011
• Les multiassociaèdres généralisés, Séminaire de Combinatoire du LaCIM - UQÀM, Montréal, June 2011
• Generalized cluster complexes, Associahedron Meetings, FU Berlin, October-November 2011
• Root systems of infinite Coxeter groups, Diskrete Geometrie seminar - Freie Universität, Berlin, March 2012
• The greedy flip algorithm for subword complexes, Associahedron Meetings, FU Berlin, May 2012
• The complex of non-crossing diagonals of polygons, Associahedron Meetings, FU Berlin, May 2012
• Counting singletons and related structures, Associahedron Meetings, FU Berlin, July 2012
• Multi-cluster complexes, Asymptotical behaviour of roots in infinite Coxeter groups, FPSAC 2012, Nagoya (Japan), July 2012
• Multi-cluster complexes, Coxeter groups meet Convex Geometry, Montréal (Québec), August 2012, (Organizing commitee)
• SL_k-tilings of the plane, Associahedron Meetings, FU Berlin, November 2012
• Discrete Sandwich Theory (Public Prize for Best Talk), Math Slam, BMS Days 2013, Urania Conference Center, Berlin, February 2013
• Counting singletons, Séminaire Lotharingien de Combinatoire, Ellwangen, March 2013
• Higher Dimensional Kaleidoscopes, Methods for Discrete Structures, Colloquium, FU Berlin, July 2013
• PhD Thesis - Polyhedral Combinatorics of Coxeter Groups, Dissertation Defense, FU Berlin, July 2013
• Counting singletons and related structures, Berlin-Poznan Annual Combinatorics meeting, November 2013
• Discrepancy of odd-equal triangulations, SFB Automn workshop, Lichtenfels Germany, November 2013
• Lorentzian Coxeter Groups and Boyd-Maxwell ball packings, Geometrietag 2013, Magdeburg, December 2013
• Lorentzian Coxeter Groups and Boyd-Maxwell ball packings, Seminar Marburg, Universität Marburg, December 2013
• Fan realization of subword complexes, Diskrete Geometrie Seminar, Freie Universität Berlin, December 2013
• Limit directions for Lorentzian Coxeter groups, Diskrete Geometrie Seminar, Freie Universität Berlin, January 2014
• Counting singletons, Mittagsseminar Diskrete Mathematik, TU Berlin, January 2014
• Lorentzian Coxeter Groups and Boyd-Maxwell ball packings, FPSAC 2014, Chicago (USA), July 2014
• A construction of complete multiassociahedric fans, HUJI Combinatorics seminar, October 2014
• Lower bound for the discrepancy of triangulations of the square with an odd number of triangles, Discrete Geometry Seminar, Freie Universität Berlin, December 2014
• Une construction d'éventails complets multiassociaèdriques, LaCIM-UQAM, January 2015
• What are Coxeter groups?, Universidad de Cantabria, March 2015
• Computing and displaying infinite root systems, SageDays64, University of California - Davis, March 2015
• Subword complexes in Algebra, Discrete and Tropical Geometry, XXVIIe Rencontre de Théorie des représentation des algèbres, Bishop's University, September 4 2015
• Géométrie et combinatoire des groupes de Coxeter, Séminaire d'Algèbre et de Géométrie Gradué, Université Laval, 14 septembre 2015
• Un théorème de Perron pour les matrices à éléments négatifs appliqué aux groupes de Coxeter, LaCIM-UQAM, 18 septembre 2015
• Bounding the discrepancy of odd-equal triangulations of the square, SFB Conference, Herrsching (Germany), October 8 2015
• Racines limites des groupes de Coxeter, Séminaire de math discrètes, Université de Liège, January 6 2016
• Bounding the discrepancy of odd-equal triangulations of the square, Third EACA School on Computer Algebra and its applications, January 18 2016
• Limit roots of infinite Coxeter groups, Seminar of Algebra, Department of Algebra, University of Sevilla, Spain, January 22 2016
• An introduction to subword complexes of Coxeter groups, ECCO 2016, Medellin, Colombia, June 2016
• Discrepancy bounds for odd dissections of a square, MDS Monday Seminar, Berlin, Germany, January 2017
• Experimental Coxeter Group Theory, SageDays 88 Coding Sprint, Minneapolis, USA, August 2017 Three Problems on expressions of elements of Coxeter groups, Combinatorics Seminar, University of Minnesota, USA, April 2018
• Convex Geometry of Subword Complexes of Coxeter Groups, AMS Sectional Meeting, Gainesville, USA, November 2019
• Universal oriented matroids for Subword Complexes of Coxeter Groups, Combinatorics Seminar, University of Miami, USA, November 2019
• Universal oriented matroids for subword complexes of Coxeter groups, Combinatorics and Geometry Seminar, University of Washington, USA, November 2019
• Universal oriented matroids for subword complexes of Coxeter groups, Combinatorics Seminar, University of Southern California, USA, November 2019
• Universal oriented matroids for subword complexes of Coxeter groups, Combinatorics Seminar, UCLA, USA, November 2019
• Universal oriented matroids for subword complexes of Coxeter groups, Nonlinear Algebra Seminar Online, Max Planck Institute Leipzig, March 2020
• Lineup polytopes and applications in quantum physics, Fachgruppe Computeralgebra, May 2021
• Lineup polytopes and applications in quantum physics, Séminaire LaBRI, Université de Bordeaux, June 2021
• Generalizing Pauli’s principle for fermions and bosons, Arnold Sommerfeld Center for Theoretical Physics Seminar, July 2021