Seminars and Working Groups
Geometry and Topology Seminar - Organized by Julien Keller and Duncan McCoy
Normally the Seminar is held Fridays at 11:00 AM in room PK-5115, Président-Kennedy Building, UQAM. All changes are indicated. As of May 8, 2020, the CIRGET Seminar meets virtually.
Zoom link: https://uqam.zoom.us/j/98999725241
- February 19, 2021 == Michael Hallam, Oxford
TBA - February 12, 2021 == Allison Miller, Rice University
TBA - February 5, 2021 == Simone Diverio, Sapienza, Università di Roma
Pointwise universal Gysin formulae and positivity of some characteristic forms - January 29, 2021 == Tarik Aougab, Haverford College
Statistics for random curves on surfaces - January 22, 2021 == Yohan Brunebarbe, Université de Bordeaux
Higher-dimensional Arakelov inequalities and applications to hyperbolicity - talk - January 15, 2021 == Mario Garcia-Fernandez, ICMAT, Madrid
Gravitating vortices with positive curvature - slides and talk - December 11, 2020 == Matei Toma, Nancy
Boundedness for sets of coherent analytic sheaves - talk - November 27, 2020 == Mykola Matviichuk, University of Toronto
A local Torelli theorem for log symplectic manifolds - talk - November 20, 2020 == Neil Hoffman, Oklahoma State University
Conjectures related to knot complement commensurability - talk - November 13, 2020 == Michelle Chu, University of Illinois, Chicago
Prescribed virtual torsion in the homology of 3-manifolds- talk (part 1) et talk (part 2) - November 6, 2020 == Phillip Griffiths, IAS, University of Miami
Some geometric applications of Hodge theory - slides and talk - October 30, 2020 == Hugues Auvray, Paris, Orsay
Noyaux de Bergman sur les surfaces de Riemann épointées - slides and talk - October 23, 2020 == Aru Ray, MPIM, Bonn
Embedding surfaces in 4-manifolds - talk - October 16, 2020 == Yi Ni, CalTech
Seifert fibered surgeries on hyperbolic fibered knots - talk - October 9, 2020 == Christina Tonnesen-Friedman, Union College
Sasaki-Einstein metrics and the Iterated join - slides and talk - October 2, 2020 == Junyan Cao, Université de Nice
On the Ohsawa-Takegoshi extension theorem - talk - September 25, 2020 == Jonathan Johnson, University of Texas at Austin
Bi-Orderability and Pretzel Knots - talk - September 18, 2020 ==Carlo Scarpa, SISSA
The Hitchin-cscK system - slides and talk - September 11, 2020 == Andrew Lobb, University of Durham
The rectangular peg problem
CIRGET Junior Seminar - Organized by Carlos Valero, Dominique Rathel-Fournier and Simon Jubert
This Seminar is organized by and for graduate students. It is held on Wednesdays at 2:00 PM.
Zoom Link: https://uqam.zoom.us/j/97486895845
- November 25, 2020 == Michael Albanese, UQAM
Almost Complex vs. Complex - October 21, 2020 == Aidan Lindberg, McGill
Hodge Structures in Poisson and Noncommutative Geometry - October 14, 2020 == Quentin Karegar, Unidad Cuernavaca Instituto de Matemáticas
A groupoid approach to orbifolds - October 7, 2020 == Bart Syroka, McGill
Quasi-local Mass in Spacetimes - September 30, 2020 == Carlos Valero, McGill
An Introduction to the Calderon Problem - September 23, 2020 == Dominique Rathel-Fournier, Université de Montréal
From curves on surfaces to Lagrangian topology - September 16, 2020 == Simon Jubert, UQAM
A Yau-Tian-Donaldson correspondence on toric Kahler manifolds
Geometric Group Theory Seminar - Organized by Sami Douba
The seminar is held on Wednesdays at 3:00 PM
Zoom ID: 989 1072 6246
Password: delta
Link: https://mcgill.zoom.us/j/98910726246?pwd=VHlzTzdTZGtqcHVuWGNKdys4d0FzQT09
- February 3, 2021 == Anne Lonjou, University of Basel
TBA - January 27, 2021 == Jean-Philippe Burelle, Université de Sherbrooke
Local rigidity of diagonally embedded triangle groups - January 20, 2021 == Anush Tserunyan, McGill University
The structure of hyperfinite subequivalence relations of treed equivalence relations - January 13, 2021 == Florestan Brunck, McGill University
Iterated medial subdivision in surfaces of constant curvature and applications to
acute triangulations of hyperbolic and spherical simplicial complexes - December 2, 2020 == Damian Orlef, IMPAN
Non-orderability of random triangular groups by using random 3CNF formulas - November 25, 2020 == Mitul Islam, University of Michigan
Convex co-compact representations of 3-manifold groups - November 18, 2020 == Piotr Przytycki, McGill University
Tail equivalence of unicorn paths - November 11, 2020 == Zachary Munro, McGill University
Biautomaticity of 2-dimensional Coxeter groups - November 4, 2020 == Kathryn Mann, Cornell University
Stability for hyperbolic groups acting on their boundaries - October 28, 2020 == Ian Runnels, University of Virginia
RAAGs in MCGs - October 21, 2020 == Asaf Hadari, University of Hawaii at Manoa
Mapping class groups that do not virtually surject to the integers - October 14, 2020 == Thomas Haettel, Université de Montpellier
The coarse Helly property, hierarchical hyperbolicity, and semihyperbolicity - October 7, 2020 == Robert Kropholler, WWU Münster
Groups of type FP2 over fields - September 30, 2020 == Duncan McCoy, UQAM
Characterizing slopes for torus knots and hyperbolic knots - September 23, 2020 == Michael Lipnowski, McGill University
Algorithms for building grids - September 16, 2020 == Mikołaj Frączyk, University of Chicago
Growth of mod-p homology in higher rank lattices - September 9, 2020 == Sam Shepherd, University of Oxford
Quasi-isometric rigidity of generic cyclic HNN extensions of free groups
Symplectic Seminar - Organized by: Octav Cornea and Egor Shelukhin
The seminar meets by ZOOM on Fridays at 9:15. The new Symplectic Zoominar is co-organized with Princeton/IAS, Tel Aviv and Paris.
Main ZOOM link:
https://umontreal.zoom.us/j/94366166514?pwd=OHBWcGluUmJwMFJyd2IwS1ROZ0FJdz09
Backup/alternate link:
https://theias.zoom.us/j/98165917888?pwd=bitwUVFVdjdVb1F3OTZTQTNqWHJjUT09"
- February 19, 2021 == Daniel Pomerleano, Boston
TBA - February 12, 2021 == Cheuk Yu Mak, Edinburgh
TBA - February 5, 2021 == Baris Yusuf Kartal, Princeton
TBA - January 29, 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 - January 22, 2021 == Basak Gurel, University of Central Florida
Pseudo-rotations vs. rotations - January 15, 2021 == Lisa Jeffrey, University of Toronto
Symplectic implosion - December 11, 2020 == Zhengyi Zhou, IAS, Princeton
Hierarchies of contact manifolds via rational SFT - December 4, 2020 == Eva Miranda, Universitat Politècnica de Catalunya
The singular Weinstein conjecture and the Contact/Beltrami mirror - November 27, 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 - November 20, 2020 == Paul Biran, ETH, Zürich
Persistence and Triangulation in Lagrangian Topology - November 13, 2020 == Nick Sheridan, Edinburgh
Quantum cohomology as a deformation of symplectic cohomology CIRGET
- November 6, 2020 == Kai Cieliebak, Augsburg
Secondary coproducts in Morse and Floer homology - October 30, 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 - October 23, 2020 == Michael Hutchings, Berkeley
Examples related to Viterbo's conjectures - October 16, 2020 == Umut Varolgunes, Stanford
Mirror symmetry for chain type polynomials - October 9, 2020 == Lev Buhovsky, Tel Aviv
The Arnold conjecture, spectral invariants and C0 symplectic topology - October 2, 2020 == Dusa McDuff, Columbia
Embedding ellipsoids into the one-point blowup of $\C P^2$ - September 25, 2020 == Jun Zhang, Montreal
Triangulated persistence categories - September 18, 2020 == Cheol-Hyun Cho, Seoul
Fukaya category for Landau-Ginzburg orbifolds and Berglund-Hübsch
homological mirror symmetry for curve singularities - September 11, 2020 == Vincent Colin, Nantes
Reeb dynamics in dimension 3 and broken book decompositions - September 4, 2020 == Georgios Dimitroglou Rizell, Uppsala
Hamiltonian classification and unlinkedness of fibres in cotangent bundles of Riemann surfaces
Working Groups 2019-20
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Mondays
1:00 PM == Working Group in low-dimensional topology
PK-5675, UQAM. Organizer: Tyrone Ghaswala