Academic Year 2017/18

September 15, 2017 *Nigel Hitchin (Oxford)The critical locus of the Hitchin system
September 28, 2017Vincenzo Cambo (SISSA Trieste)On the E polynomial of a family of symplectic character varieties
October 13, 2017 *Rahul Pandharipande (ETH Zürich) Tamas Hausel (ISTA)Budapest-Wien AG
October 19, 2017Laura Schaposnik (UIUC Chicago)On Cayley and Langlands type correspondences for Higgs bundles
October 25, 2017 *Marcos Jardim (UEC Campinas)Branes on moduli spaces of sheaves
November 2, 2017Andras Juhasz (Oxford)Defining and classifying TQFTs via surgery
November 9, 2017Michael McBreen (MIT)Relating the Quantum connection and the Quantization of Symplectically Dual Spaces
November 16, 2017Fernando R Villegas (ICTP)Representation of quiver over finite rings
November 23, 2017Karoly Boroczky (Renyi Institute and CEU, Budapest)On convex bodies and representation theory
November 24, 2017 *Angelo Vistoli (Pisa)Budapest-Wien AG
November 30, 2017Sam Gunningham (UT Austin)Symmetries of convolution categories and the quantum Ngo action
December 7, 2017 *Gaetan Borot (MPI, Bonn)Geometric recursion
December 14, 2017Josef Schicho (RISC, Linz)Algebra of Motions
December 21, 2017Michael Gröchenig (FU Berlin)p-adic integration for the Hitchin system
January 18, 2018Alexander Minets (Université Paris-Sud)Cohomological Hall algebras of Higgs torsion sheaves and moduli of stable triples
March 1, 2018Tristan Bozec (University of Lyon)Irreducible components of the global nilpotent cone
March 8, 2018Yohan Brunabarbe (University of Zurich)Hyperbolicity of moduli stacks by reduction to positive characteristic
March 15, 2018Chau Ngo Bao (University of Chicago)Hitchin fibration for algebraic surfaces
March 19, 2018 *Anne Moreau (Université de Lille)Arc space and chiral symplectic cores
March 29, 2018Andreas Cap (University of Vienna)Parabolic geometries, BGG sequences and geometry at infinity
April 5, 2018Simone Chiarello (University of Geneva)The P=W conjecture on the moduli space of rank 2 Higgs bundles
April 20, 2018 *Adrian Langer (Warsaw) András Némethi (Rényi Institute)Budapest-Wien AG
April 26, 2018Christof Geiss (UNAM Mexico, MPIM Bonn)Quivers with relations for symmetrizable Cartan matrices and semicanonical functions
May 3, 2018Chris Elliott (IHES)Topological twists of supersymmetric factorization algebras
May 9, 2018 *Sergei Gukov (Caltech, MPI Bonn)New q-series invariants of 3-manifolds
May 17, 2018Alexander Varchenko (University of North Carolina at Chapel Hill)Hypergeometric and q-hypergeometric solutions of quantum differential equations
May 24, 2018Du Pei (Caltech, Aarhus)2d TQFTs labelled by 3-manifolds
May 25, 2018 *Lothar Göttsche (ICTP) + Philippe Michel (EPFL)Budapest-Wien AG
May 30, 2018 *André Oliveira (University of Porto)Branes on the Hitchin system arising from finite order line bundles
June 3-7, 2018Helvetic Algebraic Geometry seminarKonolfingen
June 21, 2018George Lusztig (MIT)Z/m-graded Lie algebras and perverse sheaves
July 3, 2018Miroslav Rapcak (Perimeter Institute for Theoretical Physics)Representation Theory of Vertex Operator Algebras and Gukov-Witten Defects