Séminaires et groupes de travail précédents

Séminaire de géométrie et topologie

  • 14 mai 2021 == Ziwen Zhu, Peking University
    Equivariant K-stability and valuative criteria - slides et conférence
  • 7 mai 2021 == Tye Lidman, North Carolina State University
    SU(2) representations for toroidal homology spheres - conférence
  • 30 avril 2021 == Wenhao Ou, Chinese Academy of Science
    Variétés projectives dont le fibré tangent contient certaine positivité - slides et conférence
  • 23 avril 2021 == Johnny Nicholson, University College London
    Projective modules and exotic group presentations - conférence
  • 9 avril 2021 == Marco Marengon, Max Planck Institute for Mathematics
    Relative genus bounds in indefinite 4-manifolds - conférence
  • 26 mars 2021 == Antonio Alfieri, UBC
    Symmetric knots and Floer homologies - conférence
  • 19 mars 2021 == Philipp Naumann, Universität Bayreuth
    Curvature formula for direct images of relative canonical bundles with a Poincaré type twist - slides et conférence
  • 12 mars 2021 == Anthony Conway, MIT
    Knotted surfaces with infinite cyclic knot group - conférence
  • 26 février 2021 == Chris Kottke, New College of Florida
    Bigerbes and applications - slides et conférence
  • 19 février 2021 == Michael Hallam, Oxford
    Stability of fibrations through geodesic analysis - slides et conférence
  • 12 février 2021 == Allison Miller, Rice University
    Amphichiral knots with large 4-genera - conférence
  • 5 février 2021 == Simone Diverio, Sapienza, Università di Roma
    Pointwise universal Gysin formulae and positivity of some characteristic forms - conférence
  • 29 janvier 2021 == Tarik Aougab, Haverford College
    Statistics for random curves on surfaces - conférence
  • 22 janvier 2021 == Yohan Brunebarbe, Université de Bordeaux
    Higher-dimensional Arakelov inequalities and applications to hyperbolicity - conférence
  • 15 janvier 2021 == Mario Garcia-Fernandez, ICMAT, Madrid
    Gravitating vortices with positive curvature - slides et conférence
  • 11 décembre 2020 == Matei Toma, Nancy
    Boundedness for sets of coherent analytic sheaves - conférence
  • 27 novembre 2020 == Mykola Matviichuk, Université de Toronto
    A local Torelli theorem for log symplectic manifolds - conférence
  • 20 novembre 2020 == Neil Hoffman, Oklahoma State University
    Conjectures related to knot complement commensurability - conférence
  • 13 novembre 2020 == Michelle Chu, University of Illinois, Chicago
    Prescribed virtual torsion in the homology of 3-manifolds- conférence (partie 1) et conférence (partie 2)
  • 6 novembre 2020 == Phillip Griffiths, IAS, University of Miami
    Some geometric applications of Hodge theory - slides et conférence
  • 30 octobre 2020 == Hugues Auvray, Paris, Orsay
    Noyaux de Bergman sur les surfaces de Riemann épointées - slides et conférence
  • 23 octobre 2020 == Aru Ray, MPIM, Bonn
    Embedding surfaces in 4-manifoldsr - conférence
  • 16 octobre 2020 == Yi Ni, CalTech
    Seifert fibered surgeries on hyperbolic fibered knots - conférence
  • 9 octobre 2020 == Christina Tonnesen-Friedman, Union College
    Sasaki-Einstein metrics and the Iterated join - slides et conférence
  • 2 octobre 2020 == Junyan Cao, Université de Nice
    On the Ohsawa-Takegoshi extension theorem - conférence
  • 25 septembre 2020 == Jonathan Johnson, University of Texas at Austin
    Bi-Orderability and Pretzel Knots - conférence
  • 18 septembre 2020 ==Carlo Scarpa, SISSA
    The Hitchin-cscK system - slides et conférence
  • 11 septembre 2020 == Andrew Lobb, University of Durham
    The rectangular peg problem
  • 24 juillet 2020 == Livio Liechti, Université de Fribourg
    Divide knots of maximal genus defect - slides et conférence
  • 17 juillet 2020 == Joshua Howie, UC Davis
    Alternating genera of torus knots - conférence
  • 10 juillet 2020 == Gabriele Mondello, Università di Roma, La Sapienza
    On spherical surfaces of genus 1 with 1 conical point - slides
  • 3 juillet 2020 == Nicolina Istrati, Tel Aviv University
    Variational problems in conformal geometry - slides et conférence
  • 26 juin 2020 == Martin Bobb, UT Austin
    Decomposition along flats for convex projective manifolds - conférence
  • 19 juin 2020 == Vaibhav Gadre, University of Glasgow
    Statistical hyperbolicity of Teichmuller spaces - slides et conférence
  • 12 juin 2020 == Eiji Inoue, Tokyo
    mu-cscK metrics and muK-stability of polarized manifolds - slides et conférence
  • 5 juin 2020 == Ben Weinkove, Northwestern
    The Chern-Ricci flow - slides et conférence
  • 29 mai 2020 == Lukas Lewark, Regensberg
    Squeezed knots - slides et conférence
  • 22 mai 2020 == Patrick Orson, Boston College
    Topologically embedding spheres in knot traces
  • 15 mai 2020 == Ekatarina Amerik, Paris Sud et HSE Moscou
    Around the cone conjecture for hyperkähler manifolds - slides
  • 8 mai 2020 == Henri Guenancia, CNRS, Toulouse
    Families of singular Kähler-Einstein metrics - slides
  • 6 mars 2020 == Clayton McDonald, Boston College
    Doubly slice odd pretzel knots
  • 21 février 2020 == Artour Tomberg, University of Western Ontario
    Vector bundles on twistor spaces of hyperkähler manifolds
  • 14 février 2020 == Joel Kamnitzer, University of Toronto
    Symplectic duality and the Hikita Conjecture
  • 7 février 2020, 10h00 == Gavin Ball, CIRGET, UQAM
    Closed G2-structures inducing a conformally flat metric
  • 31 janvier 2020 == Michael Albanese, CIRGET, UQAM
    Almost Complex Structures on Rational Homology Spheres
  • 24 janvier 2020 == Michael Lipnowski, McGill
    The Seiberg-Witten equations and the length spectrum of hyperbolic three-manifolds
  • 17 janvier 2020 == Tyrone Ghaswala, CIRGET, UQAM
    Infinite-type surfaces and the arcs that survive
  • 6 décembre 2019 == Lars Sektnan, Aarhus University
    Optimal symplectic connections on holomorphic submersions
  • 29 novembre 2019 == Thomas Hockenhull, University of Glasgow
    Koszul duality and Knot Floer homology
  • 22 novembre 2019, 10h00 == Ahmad Issa, UBC
    Embedding Seifert fibered spaces in the 4-sphere
  • 22 novembre 2019 == Sungmo Kang, University of Texas at Austin
    Hyperbolic primitive/Seifert knots in the 3-sphere
  • 8 novembre 2019 == Andrei Moroianu, Paris 11
    Espaces homogènes faiblement complexes
  • 1 novembre 2019 == Kenji Fukaya, Kyoto University
    Virtual fundamental chain and its application
  • 18 octobre 2019 == Fei Hu, Waterloo
    Dynamical degrees of self-maps on abelian varieties
  • 11 octobre 2019 == Maxence Mayrand, University of Toronto
    Symplectic reduction, GIT quotients, and Nahm's equations
  • 4 octobre 2019, 10h00 ==Kang Zuo, Mainz
    A p-adic characterization of modular curves
  • 4 octobre 2019 == Georges Dloussky, Marseille
    Positive (1,1) currents on some non-Kähler compact complex surfaces
  • 27 septembre 2019 == Gerard Freixas, Institut de mathématiques de Jussieu
    On the BCOV invariant of Calabi-Yau manifolds
  • 20 septembre 2019 à 10h00 == Michael Brandenbursky, Ben-Gurion University
    Fragmentation norm and relative quasimorphisms
  • 20 septembre 2019 == Jen Hom, Georgia Tech
    More concordance homomorphisms from knot Floer homology
  • 13 septembre 2019 == Artem Kotelskiy, Indiana University
    Immersed curves in Khovanov homology
  • 13 septembre 10h00 == Linh Truong, Institute for Advanced Study
    An infinite rank summand of the homology cobordism group
  • 11 septembre 2019 == Brendan Owens, University of Glasgow
    Embeddings of rational balls
  • 9 septembre 2019 == Mike Willis, UCLA
    Defining Khovanov homology and Rasumussen's invariant in #r(S1 x S2)
  • 6 septembre 2019 == David Calderbank, Bath
    GL2 geometries and quaternionic manifolds with symmetry
  • 6 septembre 2019 à 10h00 == Ian Zemke, Princeton
    Ribbon concordances and knot Floer homology
  • 23 août 2019 == Shu-Cheng Chang, National Taiwan University
    Yau's Uniformization Conjecture in Sasakian Manifolds
  • 10 mai 2019 == Xi Chen, University of Alberta
    Rational curves on K3 surfaces
  • 3 mai 2019 == Fangyang Zheng, Ohio State
    Strominger connection and pluriclosed metrics
  • 26 avril 2019 == Carlo Gasbarri, Strasbourg
    Transcendental Liouville inequality and rational points on disks
  • 12 avril 2019 == Peter Feller, ETH
    Moebius bands in B3xS1 and the square peg problem
  • 29 mars 2019 == Eric Bahuaud, Seattle University
    Ricci flow of asymptotically hyperbolic metrics
  • 22 mars 2019 == Liangming Shen, CIRGET
    The Kahler-Ricci flow with log canonical singularities
  • 15 mars 2019 == Brent Pym, McGill
    Multiple zeta values in deformation quantization
  • 22 février 2019 == Jonah Gaster, McGill
    Computing discrete harmonic maps between hyperbolic surfaces
  • 15 février 2019, 10h00 == Brett Kotschwar, Arizona State University
    The determination of a shrinking Ricci soliton from its geometry at infinity
  • 15 février 2019 == Éveline Legendre, Toulouse
    L’invariant de Futaki et la fonctionnelle d’Einstein-Hilbert
  • mercredi, 6 février 2019, 11h00 == Kiumars Kaveh, University of Pittsburgh
    Convexity in algebraic geometry and symplectic geometry
  • 25 janvier 2019 == Cyril Lecuire, Toulouse
    Représentations kleiniennes
  • 18 janvier 2019 == Duncan McCoy, UT Austin
    Dehn surgery on knots in S3
  • mercredi, 16 janvier 2019, 11h00 == Julien Keller, Marseille
    Quantification géométrique et applications à différents problèmes de géométrie complexe
  • 11 janvier 2019 == Baptiste Chantraine, Nantes
    Sous-variétés lagrangiennes des variétés de Weinstein
  • 11 janvier 2019, 10h00 == Christine Guenther, Pacific University
    Convergence Stability of the Ricci Flow
  • 14 décembre 2018 == Frédéric Campana, Université de Lorraine, Nancy
    Criterion for algebraicity of foliations, applications
  • 7 décembre 2018 == Eric Woolgar, University of Alberta
    Conditions of curvature-dimension type in relativity and Lorentzian geometry
  • 7 décembre 2018, 10h00 == Marcin Sabok, McGill University
    Circle squaring and actions of Zn
  • 30 novembre 2018 == Charles Doran, University of Alberta
    Classification and Applications of K3 Surface Fibered Calabi-Yau Threefolds
  • 16 novembre 2018 == Joey van der leer Duran, University of Toronto
    Hodge decompositions for Lie algebroids on manifolds with boundary
  • 9 novembre 2018 == Daniel Alvarez-Gavela, IAS Princeton, The multi-parametric Reidemeister theorem and higher homotopy
    groups of the space of Legendrian knots in the standard contact 3-space
  • 2 novembre 2018 == Curtis Porter, North Carolina State
    Nondegeneracy in CR Geometry
  • 12 octobre 2018 == Georges Dloussky, Université Aix-Marseille
    How to prove the GSS conjecture?
  • 5 octobre 2018 == Dmitry Faifman, Université de Montréal
    Lipschitz-Killing curvatures in pseudo-Riemannian and contact manifolds
  • 28 septembre 2018 == Jeffrey Streets, University of California, Irvine
    Pluriclosed flow and geometrization of complex surfaces
  • 27 septembre 2018 == Casey Lynn Kelleher, Princeton
    Symplectic curvature flow revisited

Séminaire CIRGET Junior

  • 8 mars 2021 == Damien Tageddine, McGill
    Noncommutative differential geometry of matrix algebras
  • 15 février 2021 == Haouri Benammar, UQAM
    Grothendiek group
  • 1 février 2021 == Erfan Nazari, McGill
    Poisson manifolds of compact types
  • 25 novembre 2020 == Michael Albanese, UQAM
    Almost Complex vs. Complex
  • 21 octobre 2020 == Aidan Lindberg, McGill
    Hodge Structures in Poisson and Noncommutative Geometry
  • 14 octobre 2020 == Quentin Karegar, Unidad Cuernavaca Instituto de Matemáticas
    A groupoid approach to orbifolds
  • 7 octobre 2020 == Bart Syroka, McGill
    Quasi-local Mass in Spacetimes
  • 30 septembre 2020 == Carlos Valero, McGill
    An Introduction to the Calderon Problem
  • 23 septembre 2020 == Dominique Rathel-Fournier, Université de Montréal
    From curves on surfaces to Lagrangian topology
  • 16 septembre 2020 == Simon Jubert, UQAM
    A Yau-Tian-Donaldson correspondence on toric Kahler manifolds

Séminaire de la théorie géométrique des groupes

  • 7 avril 2021 == Joshua Frisch, California Institute of Technology
    The ICC property in random walks and dynamics
  • 31 mars 2021 == Steve Trettel, Stanford
    Raymarching the Thurston geometries: visual intuition for geometric topology in 3 dimensions
  • 24 mars 2021 == Eduardo Oregón-Reyes, UC Berkeley
    Cubulated relatively hyperbolic groups and virtual specialness
  • 17 mars 2021 == Sami Douba, McGill
    Virtually unipotent elements of 3-manifold groups
  • 10 mars 2021 == Carolyn Abbott, Columbia University
    Random walks and quasiconvexity in acylindrically hyperbolic groups
  • 24 février 2021 == Daniel Wise, McGill
    Complete square complexes
  • 17 février 2021 == Kevin Schreve, University of Chicago
    Generalized Tits conjecture for Artin groups
  • 10 février 2021 == Jingyin Huang, Ohio State University
    Measure equivalence rigidity of 2-dimensional Artin groups of hyperbolic type
  • 3 février 2021 == Anne Lonjou, University of Basel
    Action of the Cremona group on a CAT(0) cube complex.
  • 27 janvier 2021 == Jean-Philippe Burelle, Université de Sherbrooke
    Local rigidity of diagonally embedded triangle groups
  • 20 janvier 2021 == Anush Tserunyan, McGill University
    The structure of hyperfinite subequivalence relations of treed equivalence relations
  • 13 janvier 2021 == Florestan Brunck, McGill University
    Iterated medial subdivision in surfaces of constant curvature and applications to
    acute triangulations of hyperbolic and spherical simplicial complexes
  • 2 décembre 2020 == Damian Orlef, IMPAN
    Non-orderability of random triangular groups by using random 3CNF formulas
  • 25 novembre 2020 == Mitul Islam, University of Michigan
    Convex co-compact representations of 3-manifold groups
  • 18 novembre 2020 == Piotr Przytycki, McGill University
    Tail equivalence of unicorn paths
  • 11 novembre 2020 == Zachary Munro, McGill University
    Biautomaticity of 2-dimensional Coxeter groups
  • 4 novembre 2020 == Kathryn Mann, Cornell University
    Stability for hyperbolic groups acting on their boundaries
  • 28 octobre 2020 == Ian Runnels, University of Virginia
    RAAGs in MCGs
  • 21 octobre 2020 == Asaf Hadari, University of Hawaii at Manoa
    Mapping class groups that do not virtually surject to the integers
  • 14 octobre 2020 == Thomas Haettel, Université de Montpellier
    The coarse Helly property, hierarchical hyperbolicity, and semihyperbolicity
  • 7 octobre 2020 == Robert Kropholler, WWU Münster
    Groups of type FP2 over fields
  • 30 septembre 2020 == Duncan McCoy, UQAM
    Characterizing slopes for torus knots and hyperbolic knots
  • 23 septembre 2020 == Michael Lipnowski, McGill University
    Algorithms for building grids
  • 16 septembre 2020 == Mikołaj Frączyk, University of Chicago
    Growth of mod-p homology in higher rank lattices
  • 9 septembre 2020 == Sam Shepherd, University of Oxford
    Quasi-isometric rigidity of generic cyclic HNN extensions of free groups
  • 25 mars 2020 == Sami Douba, McGill
    Finitely generated subgroups of compact Lie groups
  • 18 mars 2020 == Merlione Incerti-Medici, Zurich
    Topologies and metrics on the Morse boundary
  • 11 mars 2020 == Ilya Kapovich, Hunter College of CUNY
    Singularity properties of random free group automorphisms and of random trees in the boundary of Outer space
  • 19 février 2020 == James Farre, Yale University
    Hyperbolic volume and bounded cohomology
  • 12 février 2020 == Michal Marcinkowski, IMPAN
    Bounded cohomology of transformation groups
  • 5 février 2020 == Tyrone Ghaswala, Université du Québec à Montréal
    Promoting circular-orderability to left-orderability
  • 29 janvier 2020 == Rylee Lyman, Tufts University
    Train Tracks, Orbigraphs and CAT(0) Free-by-cyclic groups
  • 22 janvier 2020 == Damian Osajda, University of Wroclaw
    Helly groups
  • 15 janvier 2020 == Dani Wise, McGill
    Intro to word-hyperbolic groups
  • 8 janvier 2020 == Abdalrazzaq Zalloum, Queen's University
    Growth of stable subgroups in Morse-local-to-global groups
  • 20 novembre 2019 == Dani Wise, McGill University
    A vanishing result for the second L2-Betti number.
  • 13 novembre 2019 == Elizabeth Fields, University of Illinois at Urbana-Champaign
    Trees, dendrites, and the Cannon-Thurston map
  • 6 novembre 2019 == Jens Harlander, Boise State University
    Geometry and topology of labeled oriented trees.
  • 30 octobre 2019 == Nima Hoda, École normale supérieure
    Crystallographic Helly Groups
  • 23 octobre 2019 == Kasia Jankiewicz, University of Chicago
    Residual finiteness of three generator Artin groups
  • 16 octobre 2019 == Heejoung Kim, University of Illinois at Urbana-Champaign
    Algorithms detecting stability and Morseness for finitely generated groups
  • 9 octobre 2019 == Rémi Coulon, Institut de recherche mathématique de Rennes
    Twisted Patterson-Sullivan measure and applications to growth problems
  • 2 octobre 2019 == Catherine Pfaff, Queen's University
    Typical trees: an Out(Fr) excursion
  • 25 septembre 2019 == Piotr Przytycki, McGill University
    Tits alternative in dimension 2
  • 18 septembre 2019 == Michael Brandenbursky, Ben-Gurion University
    Entropy, metrics and quasi-morphisms
  • 11 septembre 2019 == Daniel Woodhouse, University of Oxford
    Action rigidity of free products of hyperbolic manifold groups
  • 10 avril 2019 == Leonid Potyagailo, Université de Lille
    Martin and Floyd boundaries of finitely generated groups
  • 3 avril 2019 == Joshua Greene, Boston College
    On loops intersecting at most once
  • 27 mars 2019 == Steven Boyer, UQAM
    Deforming foliations in branched covers and the L-space conjecture
  • 20 mars 2019 == Alexandre Martin, Heriot-Watt University
    The Tits alternative for two-dimensional Artin groups
  • 13 mars 2019 == Piotr Przytycki, McGill University
    Torsion groups do not act on 2-dimensional CAT(0) complexes
  • 6 mars 2019 == Doron Puder, Tel Aviv University
    Matrix integrals, graphs on surfaces, and mapping class group
  • 27 février 2019 == Sami Douba, McGill University
    2-Systems of arcs on spheres with prescribed endpoints
  • 20 février 2019 == Hugh Thomas, UQAM
    Parking functions via piecewise-linear transformations of Rm
  • 6 février 2019 == Zachary Munro, McGill
    Weak Modularity and Euclidean Buildings
  • 30 janvier 2019 == Dani Wise, McGill
    Bicollapsibility and groups with torsion
  • 23 janvier 2019 == Michael Lipnowski, McGill
    Geometry of the smallest 1-form Laplacian eigenvalue on hyperbolic manifolds
  • 16 janvier 2019 == Nima Hoda, McGill
    Constructing bisimplices
  • 9 janvier 2019 == Jonah Gaster, McGill
    Computing discrete harmonic maps between hyperbolic surfaces
  • 12 décembre 2018 == Jacek Świątkowski, University of Wrocław)
    Topological characterization of boundaries of free products of groups
  • jeudi, 6 décembre 2018, salle 920 == Jingyin Huang, Ohio State University
    Quasi-isometric rigidity of 2-dimensional Artin groups
  • 28 novembre 2018 == Matthew Haulmark, Vanderbilt University
    Non-hyperbolic groups with Menger curve boundary
  • 21 novembre 2018 == Tomasz Prytuła, Max Planck Institute
    Classifying space for proper actions for groups admitting a strict fundamental domain
  • 14 novembre 2018 == Valentina Disarlo, Heidelberg University
    Cubical geometry in the polygonalization complex
  • 7 novembre 2018 == Timothée Marquis, Université Catholique de Louvain
    On geodesic ray bundles in buildings
  • 31 octobre 2018 == Ilya Gekhtman, University of Toronto
    Growth rates of invariant random subgroups in negative curvature
  • 24 octobre 2018 == Marcin Sabok, McGill University
    The Hrushovski property for hypertournaments and profinite topologies
  • 17 octobre 2018 == Camille Horbez, Université Paris-Sud
    Growth under automorphisms of hyperbolic groups
  • 10 octobre 2018 == Macarena Covadonga Robles Arenas, McGill University
    Measuring complexity of curves on surfaces
  • 4 octobre 2018, 16h00 == Ruth Charney, Brandeis University
    A geometric approach to Artin groups
  • 3 octobre 2018 == Daniel Woodhouse, Technion
    Revisiting Leighton’s graph covering theorem
  • 26 septembre 2018 == Giulio Tiozzo, University of Toronto
    Random walks and WPD actions
  • 19 septembre 2018 == Florestan Brunck, McGill University
    Non-Obtuse Dissection of Tetrahedra
  • 12 septembre 2018 == Yann Pequignot, McGill University
    An introduction to Borel chromatic numbers
  • 5 septembre 2018 == Damian Osajda, University of Wrocław
    Two-dimensional Artin groups and metric systolicity

Séminaire symplectique

  • 14 mai 2021 == Daniel Álvarez-Gavela, MIT
    Caustics of Lagrangian homotopy spheres with stably trivial Gauss map
  • 7 mai 2021 == Laura Starkston, UC Davis
    Unexpected fillings, singularities, and plane curve arrangements
  • 16 avril 2021 == Maxim Jeffs, Harvard; Côme Dattin, Nantes; Bingyu Zhang, Institut Fourier, Université Grenoble Alpes
    Mirror symmetry and Fukaya categories of singular varieties;
    Wrapped sutured Legendrian homology and the conormal of braids
    Capacities from the Chiu-Tamarkin complex
  • 9 avril 2021 == Sara Tukachinsky, IAS
    Relative quantum cohomology and other stories
  • 2 avril 2021 == Sheel Ganatra, USC
    Categorical non-properness in wrapped Floer theory
  • 26 mars 2021 == Jesse Huang, UIUC; Shaoyun Bai, Princeton; Thomas Melistas, UGA
    Variation of FLTZ skeleta;
    SU(n)-Casson invariants and symplectic geometry
    The Large-Scale Geometry of Overtwisted Contact Forms
  • 19 mars 2021 == Egor Shelukhin, Université de Montréal
    Lagrangian configurations and Hamiltonian maps
  • 12 mars 2021 == Oleg Lazarev, Harvard
    Inverting primes in Weinstein geometry
  • 5 mars 2021 == Sobhan Seyfaddini, IMJ-PRG
    Periodic Floer homology and the large-scale geometry of Hofer's metric on the sphere
  • 26 février 2021 == Sylvain Courte, Grenoble
    Twisted generating functions and the nearby Lagrangian conjecture
  • 19 février 2021 == Daniel Pomerleano, Boston
    Intrinsic mirror symmetry and categorical crepant resolutions
  • 12 février 2021 == Cheuk Yu Mak, Edinburgh
    Non-displaceable Lagrangian links in four-manifolds
  • 5 février 2021 == Baris Yusuf Kartal, Princeton
    Algebraic torus actions on Fukaya categories and tameness of change in Floer homology
    under symplectic isotopies
  • 29 janvier 2021 == Alexandre Jannaud (Sorbonne), Tim Large (MIT), Oliver Edtmair (Berkeley)
    Dehn-Seidel twist, C0 symplectic geometry and barcodes;
    Floer K-theory and exotic Liouville manifolds
    3D convex contact forms and the Ruelle invariant
  • 22 janvier 2021 == Basak Gurel, University of Central Florida
    Pseudo-rotations vs. rotations
  • 15 janvier 2021 == Lisa Jeffrey, University of Toronto
    Symplectic implosion
  • 11 décembre 2020 == Zhengyi Zhou, IAS, Princeton
    Hierarchies of contact manifolds via rational SFT
  • 4 décembre 2020 == Eva Miranda, Universitat Politècnica de Catalunya
    The singular Weinstein conjecture and the Contact/Beltrami mirror
  • 27 novembre 2020 == Yu-Wei Fan (Berkeley), Surena Hozoori (Georgia Tech), Marcelo Atallah (Montreal)
    Shifting numbers in triangulated categories;
    Symplectic Geometry of Anosov Flows in Dimension 3 and Bi-Contact Topology;
    Hamiltonian no-torsion
  • 20 novembre 2020 == Paul Biran, ETH, Zürich
    Persistence and Triangulation in Lagrangian Topology
  • 13 novembre 2020 == Nick Sheridan, Edinburgh
    Quantum cohomology as a deformation of symplectic cohomology
  • 6 novembre 2020 == Kai Cieliebak, Augsburg
    Secondary coproducts in Morse and Floer homology
  • 30 octobre 2020 == Simon Allais (ENS Lyon), Orsola Capovilla-Searle (Duke), Julian Chaidez (UCB)
    Generating functions in Hamiltonian dynamics and symplectic-contact rigidity;
    Weinstein handle decompositions of complements of toric divisors in toric 4 manifolds;
    ECH Embedding Obstructions For Rational Surfaces
  • 23 octobre 2020 == Michael Hutchings, Berkeley
    Examples related to Viterbo's conjectures
  • 16 octobre 2020 == Umut Varolgunes, Stanford
    Mirror symmetry for chain type polynomials
  • 9 octobre 2020 == Lev Buhovsky, Tel Aviv
    The Arnold conjecture, spectral invariants and C0 symplectic topology
  • 2 octobre 2020 == Dusa McDuff, Columbia
    Embedding ellipsoids into the one-point blowup of $\C P^2$
  • 25 septembre 2020 == Jun Zhang, Montreal
    Triangulated persistence categories
  • 18 septembre 2020 == Cheol-Hyun Cho, Seoul
    Fukaya category for Landau-Ginzburg orbifolds and Berglund-Hübsch
    homological mirror symmetry for curve singularities
  • 11 septembre 2020 == Vincent Colin, Nantes
    Reeb dynamics in dimension 3 and broken book decompositions
  • 4 septembre 2020 == Georgios Dimitroglou Rizell, Uppsala
    Hamiltonian classification and unlinkedness of fibres in cotangent bundles of Riemann surfaces
  • 24 juillet 2020 == John Pardon, Princeton
    Pontryagin--Thom for orbifold bordism
  • 17 juillet 2020 == Yusuke Kawamoto (Paris); Shira Tanny (Tel Aviv); Javier Martínez-Aguinaga (Madrid)
    Homogeneous quasimorphism, C0-topology and Lagrangian intersection; Floer theory of disjointly
    supported Hamiltonians; Formal Legendrian and horizontal embeddings
  • 10 juillet 2020 == Peter Ozsvath, Princeton
    Knot Floer homology and bordered algebras
  • 3 juillet 2020 == Tara Holm (Cornell)/Ana Rita Pires(Edinburgh)
    Infinite staircases and reflexive polygons (Part of Ellipsoid day joint with
    Western Hemisphere Virtual Symplectic Seminar)
  • 26 juin 2020 == Ailsa Keating, Cambridge
    Distinguishing monotone Lagrangians via holomorphic annuli
  • 19 juin 2020 == Igor Uljarevic, Belgrade
    Exotic symplectomorphisms and contact circle action
  • 12 juin 2020 == Mark Mclean, SUNY at StonyBrook
    Floer Cohomology and Arc Spaces
  • 5 juin 2020 == Trois exposés courts
    Voir https://dms.umontreal.ca/~cornea/Seminar.html
  • 29 mai 2020 == Alex Oancea, Orsay, Paris
    Duality for Rabinowitz-Floer homology
  • 22 mai 2020 == Denis Auroux, Harvard
    Mirrors of curves and their Fukaya categories
  • 15 mai 2020 == Jo Nelson, Rice
    Reflections on Cylindrical Contact Homology
  • 8 mai 2020 == Marco Mazzucchelli, ENS-Lyon
    Spectral characterizations of Besse and Zoll Reeb flows
  • 1 mai 2020 == Alberto Abbondandolo, Bochum
    Zoll contact forms are local maximisers of the systolic ratio
  • 24 avril 2020 == Lisa Traynor, Bryn Mawr
    The Geography of Immersed Lagrangian Fillings of Legendrian Submanifolds
  • 17 avril 2020 == Nicholas Wilkins, Bristol
    Equivariant quantum operations and relations between them
  • 10 avril 2020 == Leonid Polterovich, Tel Aviv
    Geometry of Quantum Uncertainty
  • 3 avril 2020 == Daniel Cristofaro-Gardiner, IAS
    The simplicity conjecture
  • 27 mars 2020 == Octav Cornea, Montréal
    Fragmentation pseudo-metrics and Lagrangian submanifolds
  • 13 mars 2020 == Umut Varolgunes, Stanford
    Super-rigidity of skeleta associated to complements of symplectic divisors
  • 28 février 2020 == Egor Shelukhin, UdeM
    Smith theory in Floer homology, persistence, and dynamics
  • 21 février 2020 == Egor Shelukhin, UdeM
    Smith theory in filtered Floer homology
  • 14 février 2020 == Octav Cornea, UdeM
    Marked Lagrangian submanifolds and Fukaya categories
  • 7 février 2020 == Jean-Philippe Chassé, UdeM
    The topology of Lagrangian submanifolds calibrated by curvature
  • 31 janvier 2020 == Dustin Connery-Grigg, UdeM
    A Geometric Realization of the Hamiltonian Floer Complex for Surfaces
  • 24 janvier 2020 == Jun Zhang, CRM-UdeM
    Relative growth rate and contact Banach-Mazur distance
  • 17 janvier 2020 == Fabian Ziltener, Utrecht University
    Coisotropic submanifolds of symplectic manifolds, leafwise fixed points, and spherical nonsqueezing
  • 8 novembre 2019 == Richard Hind, Notre Dame
    Packing and squeezing Lagrangian tori
  • 1 novembre 2019 == Kenji Fukaya, Kyoto University
    Lagrangian Floer theory in the divisor complement
  • 18 octobre 2019 == Jun Zhang, CRM
    Shape invariant and coarse Banach-Mazur distance
  • 11 octobre 2019, 13h15 == Dmitry Faifman, CRM
    Holmes-Thompson intrinsic volumes and Finsler manifolds
  • 4 octobre 2019 == Xiudi Tang, Toronto
    Symplectic ray removal and its applications
  • 26 septembre 2019 == Pierre-Alexandre Mailhot, Université de Montréal
    The Calabi homomorphism and Lagrangian cobordisms
  • 20 septembre 2019 == Michael Usher, UGA
    Local rigidity and C0symplectic and contact topology
  • 12 avril 2019 == Egor Shelukhin, Université de Montréal
    Viterbo conjecture revisited
  • 5 avril 2019 == Emmanuel Giroux, UMI CNRS-CRM
    From Morse functions to symplectic Lefschetz fibrations on cotangent bundles
  • 29 mars 2019 == Jeff Hicks, Berkeley
    Wall Crossing and Lagrangian Cobordisms
  • 22 mars 2019 == Baptiste Chantraine, Nantes et UMI-CNRS
    Lagrangian cobordisms between Legendrian submanifolds and Lagrangian surgeries (continued)
  • 15 mars 2019 == Nicholas Wilkins, Oxford/MIT
    Quantum and Floer Steenrod squares
  • 1 mars 2019 == Baptiste Chantraine, Nantes et UMI-CNRS
    Lagrangian cobordisms between Legendrian submanifolds and Lagrangian surgeries
  • 15 février 2019 == Brent Pym, McGill
    Holonomic Poisson manifolds
  • 8 février 2019 == Basak Gurel, U Central Florida, Orlando
    Dynamics of Hamiltonian pseudo-rotations
  • 1 février 2019, 14h40 == Gael Meigniez, U de Bretagne-Sud
    A proof of the Mather-Thurston theorem
  • 1 février 2019 == Alexandre Perrier, Université de Montréal
    Lagrangian cobordism groups of surfaces of genus higher than one
  • 25 janvier 2019 == Egor Shelukhin, Université de Montréal
    Viterbo conjecture for Zoll symmetric spaces
  • 7 décembre 2018 == Alexandre Perrier, Université de Montréal
    Lagrangian cobordism groups of surfaces of genus higher than one
  • 30 novembre 2018 == Egor Shelukhin, Université de Montréal
    Viterbo conjecture for Zoll symmetric spaces
  • 16 novembre 2018 == Amiel Peiffer-Smadja, Nantes
    Functoriality of the Open-Closed map
  • 9 novembre 2018 == Caitlin Leverson, Georgia Institute of Technology
  • 26 octobre 2018 == Baptiste Chantraine, Nantes et UMI CNRS - CRM
    Categories associated to Legendrian links II
  • 12 octobre 2018, 14h35 == Jeremy Lane, University of Geneva
    Gelfand-Zeitlin, Ginzburg-Weinstein, and partial tropicalization
  • 12 octobre 2018, 13h30 == Dan Rutherford, Ball State University
    Immersed Lagrangian cobordisms and augmentations
  • 28 septembre 2018 == Michael Sullivan, UMASS Amherst and CRM
    Cellular contact homology, augmentations and generating families for Legendrian surfaces
  • 21 septembre 2018 == Baptiste Chantraine, Nantes et UMI CNRS - CRM
    Categories associated to Legendrian links

Groupe de travail 2019-20

  • Le lundi
    13h00 == Groupes de travail sur la topologie de basse dimension
    PK-5675, UQAM. Organisateur: Tyrone Ghaswala

Groupes de travail 2018-19

  • Le mardi
    10h00 - 12h00 == Groupes de travail sur la topologie de basse dimension
    PK-5675, UQAM. Organisateurs: Steven Boyer and Biji Wong
  • Le lundi
    13h30 - 15h30 == Groupe de travail en géométrie kählérienne
    PK-5675, UQAM. Organisateur: Lars Sektnan