Past talks

2024

• The 26th of January 2024 in preparation for BTW4: Knot Floer Homology: What I understand about spin^c structures.
• The 11th of October 2024 at the Topology seminar of the Institut Fourier: An sl(2) action on Khovanov–Rozansky link homology.

2023

• The 9th of November 2023 for the Geometry–Topology meeting of the fédération Auvergne–Rhône–Alpes: une action de sl(2) sur les homologies d'entrelacs.
• The 17th July 2023 at the first International Congress for Basic Science, in Beijing: Foam evaluation and its applications.

2022

• The 15th of November 2022 at the Geometry and Topology Seminar of Michighan State University.
• The 27th of September 2022 at the GAAO seminar of the Laboratoire de Mathématiques Blaise Pascal in Clermont-Ferrand: How and why categorify at root of 1?
• In July 2022 at the special session Low-dimensional Topology of the AMS-EMS-SMF joint meeting in Grenoble: An sl(2)-action on gl(N) link homology.
• The 28th of April 2022 at the Topology and Geometry seminar of the Section de Mathématique of Geneva: Une action de sl(2) sur les mousses et les homologies d'entrelacs gl(N)
• The 31st of March 2022 at the Colloquium of the IMB in Dijon: Catégorifions 1!
• The 30th of March 2022 at the weekly workshop on mapping class groups in Dijon: Une action de sl(2) sur les homologies gl(N).
• The 17th of March 2022 at the Group Theory Seminar of the LAMFA in Amiens: Une action de sl(2) sur les homologies gl(N).
• The 9th of March 2022 at the Topology Seminar of the Laboratoire Paul Painlevé in Lille: Categorification de 1 et du polynôme d’Alexander.
• The 22nd of February 2022 at the Seminar on Quantum groups, Hopf algebras and monoidal categories in Louvain: : Categorification de 1 et du polynôme d’Alexander.
• The 20th of January 2022 at Marseille's Topology Seminar of the institut mathématiques de Marseille: Deux catégorifications d'Alexander et une suite spectrale.

2021

• The 5th of October 2021 at the geometry and topology seminar of the institut de mathématiques de Toulouse: Categorification de 1 et du polynôme d'Alexander.
• The 30th of August 2021 at the GDR Tresse meeting: geometric and quantum topology: Categorification of colored Jones polynomial at root of 1.
• From the 10th to the 13th of August 2021 at the SFB student workshop "Perspectives on quantum link homology theories": four lectures on "Foam evaluation and link homology theories".
• The 1st of June 2021 at the workshop Braids, mutations and twists in algebra and geometry in Uppsala: Categorification of colored Jones polynomial at root of unity I. Video.
• The 20th of May 2021 at the online conference "Perspectives on Knot Homology": "Foam evaluation, link homology and Soergel bimodules".
• The 2nd of April 2021 at the GAAO seminar of the Laboratoire de Mathématiques Blaise Pascal in Clermont-Ferrand: "Categorification of 1 and of the Alexander polynomial".

2020

• The 17th of November 2020 at Regensburg low-dimensional geometry and topology seminar: Categorification of 1 and of the Alexander polynomial. Video.
• The 10th of August 2020 at the conference QUACKS in Eugene, Oregon: Symmetric Khovanov–Rozansky homology. Video.

2019

• The 7th of December 2019 at the math Departement of Columbia university: Some questions related to gl(1) and gl(0) knot homologies.
• The 5th of December 2019 at the Colloquium of the math Departement of Stony Brook university: Categorification of 1 and of the Alexander polynomial.
• The 26th of November 2019 at the Topology seminar of the IMJ–PRG: Categorification of 1 and of the Alexander polynomial.
• The 8th of November 2019 at the Topology Seminar of the University of Grenoble: Categorification of 1 and of the Alexander polynomial.
• The 11th of September 2019 at the 6th SwissMAP General Meeting in Villars-sur-Ollon: Categorification of 1 and of the Alexander polynomial.
• The 11th of July 2019 at the Symplectic Geometry, Gauge Theory, and Categorification Seminar of Columbia University: Foams and Soergel bimodules.
• The 9th of July 2019 at the Symplectic Geometry, Gauge Theory, and Categorification Seminar of Columbia University: Categorification of 1 and of the Alexander polynomial.
• The 4th of June 2019 at the Number theory seminar of the University of Vienna: Foam evaluation and Khovanov–Rozansky link homologies.
• The 30th of April 2019, at the Workshop on L2 invariants and volumes in Geneva: On the hyperbolic Dehn filling theorem.
• The 1st of April 2019, at the Knot and Representation Theory seminar in Moscow: Foams and Categorification.
• The 21st of March 2019, at the Geometry and Topology Seminar of the University of Geneva: Categorification of 1 and of the Alexander polynomial.
• The 19th of March 2019, at the University of Zurich: gl(0) knot homology I.
• The 5th of March 2019, for Winter Braids 9 in the University of Reims: A foamy categorification of the Alexander polynomial.
• The 7th of February 2019, at the conference Categorification in topology and representation theory in Caen: A foamy categorification of the Alexander polynomial.
• The 1st of February 2019, at the SPACE seminar of the university of Tours: 4-colours theorem, Kronheimer–Mrowka theory and foam evaluation.
• The 31st of January 2019, at the Topology, Geometry and Algebra Seminar of the University of Nantes: Foam evaluation and Kronheimer–Mrowka theory.
• The 7th of Januar 2019, at the conference Categorification in Quantum Topology and beyond at the Erwin Schrödinger Institute in Vienna: Categorification of 1 and of the Alexander polynomial. Video.

2018

• The 7th of December 2018, at the Topology Seminar of the University of Lille: Foam evaluation and Kronheimer–Mrowka Theory.
• The 16th of November 2018, at the Topology Seminar of the University of Grenoble: Foam evaluation and Kronheimer–Mrowka theory.
• The 27th of September 2018, at the Geometry and Topology Seminar of the University of Geneva: Foam evaluation and Kronheimer–Mrowka Theory.
• The 19th of September 2018, at the conference Interactions of low-dimensional topology and "higher" representation theory in Zurich: Foam evaluation and Kronheimer–Mrowka Theory.
• The 12th of September 2018, at the 5th SwissMAP General Meeting in Grindelwald: Foam and Categorification.
• The 7th of September 2018, for the workshop Tresses exceptionnelles in Dijon: Foam and link homologies.
• The 27th of July 2018, at Columbia University: Foams and categorification.
• The 24th of May 2018, poster for a site visit of the review panel of SwissMAP in Geneva.
• The 10th of April 2018, at the Workshop Categorification in mathematical physics at the Simons Center for Geometry and Physics (Stony Brook): Foams and categorification. Video.
• The 26th of March 2018 at the Geometry, Dynamic and Topology seminar of the I2M in Marseille: Foams and link homologies.
• The 12th of February 2018 at the Quantum Seminar of the IRMA in Strasbourg: sl(N) link homologies via foams.
• The 4th of February 2018 at the conference Winter Braids 8 in Marseille: Symmetric Khovanov-Rozansky link homologies.
• The 18th of January 2018 at the conference Algebraic Structures in Topology and Geometry in Riederalp, Switzerland: Symmetric Khovanov-Rozansky link homologies.

2017

• The 15th of December 2017 at the GAAO seminar of the LMBP in Clermont-Ferrand: Of foams and Soergel bimodules.
• The 12th of December 2017 at the Algebra and Geometry Seminar of the LMNO in Caen: sl(N) link homologies via foams.
• The 29th of November 2017 for the Workshop Categorification, Representation Theory and Symplectic Geometry at the HIM in Bonn: Categorification of MOY calculi II. Video.
• The 17th of November 2017 at the Nantes-Orsay seminar on symplectic and contact geometry in Orsay: sl(N) link homologies via foams.
• The 24th of October 2017 at the Seminar of Topology of the IMJ-PRG in Paris: Categorification of the symmetric MOY calculus.
• The 28st of September 2017 at the Geometry and Topology Seminar of the University of Geneva: Categorification of symmetric MOY calculus.
• The 21st of September 2017 at the Geometry and Topology Seminar of the University of Geneva: Foamy Khovanov-Rozansky homologies.
• The 18th of July 2017 at the SFB-Seminar in Regensburg: Evaluation of sl(N)-foams and trivalent TQFT.
• The 1st of June 2017 with in the ZMP seminar in Hamburg: What is Khovanov homology?.
• The 25th of April 2017 for the geometry and topology seminar of the Institut Mathématique of Toulouse: An evaluation of sl(N) foams.
• The 17th of March 2017 for the topology seminar of the Institut Fourier in Grenoble: An evaluation of sl(N) foams.
• The 14th of March 2017 for the seminar "Geométrie et Sytème Dynamique" in Dijon: An evaluation of sl(N) foams.
• The 9th of March 2017 for Workshop on Quantum Topology in Lille: An evaluation of sl(N) foams.
• The 1st of March 2017 for Winter Braids 7 in Caen: An evaluation of sl(N) foams.
• The 17th of Januar 2017 at the Forschung Seminar of my research group: Evaluation of sl(N)-foams.

2016

• The 7th of December 2016 at the Seminar of Topology of the IMJ-PRG in Paris: A signature invariant for knotted graphs.
• The 24th of November 2016 at the BHK Seminar in Hamburg: An equivariant foamy slN-homology.
• The 5th of August 2016 at the Oberseminar am IAZ in Stuttgart: Recent developments in the slN-homology.
• The 16th of June 2016 with in the ZMP seminar in Hamburg: What is Dehn surgery?.
• The 2nd of June 2016 at the Séminaire géométrie et systèmes dynamiques of the university of Burgundy: signature invariants for webs.
• The 7th of April 2016 at the ZMP seminar in Hamburg: Axioms for quantum fields theory.
• The 4th of February 2016 at the Topology seminar of the university of Montpellier: a new way to evaluate MOY graphs.

2015

• The 16th of December 2015 at the Forschung Seminar of my research group: a new way to evaluate MOY graphs.
• The 19th of November 2015 at the ZMP seminar in Hamburg: First tools in category theory II.
• The 5th of November 2015 at the ZMP seminar in Hamburg: First tools in category theory I.
• The 23th of September 2015 at the Annual Meeting of the DMV (session 1) in Hamburg: toward the colored sln-homology.
• The 11th of June 2015 at the AMS-EMS-SPM Joint Meeting (special session number 8) in Porto: the coloured sl3-homology.
• The 2nd of June 2015 at Swiss Knots in Geneva: the coloured sl3-homology.
• The 4th of March 2015 at the Algebra Seminar of the University of Cambridge: the coloured sl3-homology.

2014

• The 16th of December 2014 at the Forschung Seminar of my research group: the colored sl3-homology III.
• The 2nd of December 2014 at the Forschung Seminar of my research group: the colored sl3-homology II.
• The 25th of November 2014 at the Forschung Seminar of my research group: the colored sl3-homology I.
• The 14th of July 2014 at the Quantum Topology conference in Bannoe, Russia: Categorification of the colored sl3 invariant. Video.
• The 6th of June 2014 for the closing day of the young researchers seminar of Reims University: Categorification of the sl3 invariant.
• The 22nd of April 2014 at the Research seminar of the mathematics departement of Hamburg University: Grothendieck groups of the Khovanov-Kuperberg algebras.
• The 13th of February 2014 at Winter Braids IV in Dijon, France: "Grothendieck groups of the Khovanov-Kuperberg algebras".
• The 5th of February 2014 at the seminar of the QGM in Århus, Denmark: "Grothendieck groups of the Khovanov-Kuperberg algebras".
• The 10th of January 2014 at the Topology seminar of the Institut Fourier (Grenoble): "Grothendieck groups of the Khovanov-Kuperberg Algebras".

2013

• The 30th of October 2013 at the Columbia Symplectic Geometry, Gauge Theory, and Categorification Seminar: "Characterisation of indecomposable web-modules".
• The 22nd of October 2013 at the Topology seminar of IMJ-PRG: "Characterisation of indecomposable web-modules".
• The 14th of October 2013 at IRMA's quantic seminar: "Categorification of the Jones-Wenzl projectors II".
• The 7th of October 2013 at IRMA's quantic seminar: "Categorification of the Jones-Wenzl projectors I".
• The 11th of June 2013 at the casual seminar Bourbakettes: "Of colours and graphs".

2012

• The 21st of November 2012 at the Topological Quantum Field Theory Seminar of Lisbon University: "On the projective indecomposable modules over the Khovanov-Kuperberg algebras".
• The 15th of November 2012 at the seminar of Geometry and Dynamical Systems of the Institut Mathématique de Bourgogne: "The Khovanov-Kuperberg algebras".
• The 12th of November 2012 at the Forum des jeunes mathématicien-ne-s: "Algebras for sl3-homology".
• The 15th of October 2012 at the workshop TQFT and categorification: "Indecomposable modules for Khovanov-Kuperberg algebras".
• The 10th of September 2012 in the university of Seville for the First Spanish Meeting of Young Topologists: "The algebra of webs and foams".
• The 5th of April 2012 at the PhD seminar of the IMJ: "Traces for braids and Soergel bimodules".
• The 11th of February 2012 in the CIRM for the Workshop "Topology and Categorification": "When is the Kuperberg bracket monic?"
• The 9th of February 2012 in the CIRM for the Workshop "Topology and Categorification": "A sl3-functor valued invariant for tangles".
• The 2nd of February 2012 at the casual seminar Bourbakettes: "The mapping class groups of surfaces".

2011

• The 19th of October 2011 at the Workshop geometric representation theory: Chevalley and Harish-Chandra isomorphism.
• The 6th of October 2011 at the casual seminar Bourbakettes: "Introduction to knot theory".
• The 4th of Mai 2011 at the casual seminar Bourbakettes: "Introduction to Morse Theory".

2010

• The 24th of November 2010 at the workshop "algebraic geometry for dummies": "Local property of algebraic variety".
• The 3rd of November 2010 at the workshop "algebraic geometry for dummies": "Morphisms, birational maps, examples".
• The 3rd of November 2010 at the casual seminar Bourbakettes: "What is a TQFT?"
• The 4th of October 2010 at the workshop TQFT and categorification: "Traces for braids and Soergel bimodules, following R. Rouquier".
• The 1st of April 2010 at the workshop cohomology of groups about homologically trivial modules.
• The 11th of March 2010 at the workshop cohomology of groups about the cup product in cohomology of groups.
• The 3th of March 2010 at the winter school of La Llagonne, together with Christian Blanchet and Lukas Lewark about the Topology of moduli spaces of knots, following a paper from Allen Hatcher.
• The 28th of January 2010 at the workshop cohomology of groups about basic category theory and homological algebra.
• The 18th of January 2010 at the casual seminar Bourbakettes about braids groups and Burau representation.

2009

• The 30th of November 2009 at the casual seminar Bourbakettes about links, Jones polynomial and Khovanov homology.
• The 5th of October 2009 at the workshop Quantum algebra and topology about the sl2 quantum invariants.