Universität Bonn

Workshop: "Quantum geometric and algebraic representation theory"


October 16 - 18, 2017

HIM Lecture Hall,  Poppelsdorfer Allee 45

Organizers: 

Sam Gunningham, Travis Schedler

Speakers: 

Gwyn Bellamy, Ben Davison, Gert Heckman, Tina Kanstrup, Allen Knutson, Martina Lanini, Penghui Li, Michael McBreen, Yoshiki Oshima, Olivier Schiffmann, Jan Schröer, Peng Shan, Wolfgang Soergel, Michel Van den Bergh, Yaping Yang


Schedule

Monday, October 16

10:15 - 10:50 Registration & Welcome coffee
10:50 - 11:00 Opening remarks
11:00 - 12:00 Wolfgang Soergel: Koszul duality for real groups
12:00 - 13:50 Lunch break
13:50 - 14:50 Jan Schröer: Geometric realization of crystal graphs and semicanonical bases
15:00 - 16:00 Yoshiki Oshima: The orbit method and characters of representations for real reductive groups
16:00 - 16:30 Tea and cake
16:30 - 17:30 Martina Lanini: Sheaves on the alcoves and modular representations
17:40 - 18:40 Tina Kanstrup: Braid group actions, matrix factorizations and link invariants
afterwards Reception

Tuesday, October 17

09:30 - 10:30 Ben Davison: Kac-Moody Lie algebras as BPS Lie algebras
10:30 - 11:00 Group photo and coffee break
11:00 - 12:00 Penghui Li: Analytic atlas for stack of semistable bundles on elliptic curve and elliptic character sheaves
12:00 - 13:20 Lunch break
13:20 - 14:20 Spela Spenko: Frobenius Morphism in invariant theory
14:20 - 15:20 Michael McBreen: Quantum Connections vs Quantizations for Symplectic Dual Spaces
15:30 - 17:30 Hirzebruch Birthday Colloquium (at MPIM)
17:50 - 18:50 Michel Van den Bergh (at HIM!)
19:00 - Conference dinner

Wednesday, October 18

09:30 - 10:30 Peng Shan: On the cohomology of Calogero-Moser spaces
10:30 - 11:00 Coffee break
11:00 - 12:00 Gwyn Bellamy: Graded algebras admitting a triangular decomposition
12:00 - 13:50 Lunch break
13:50 - 14:50 Yaping Yang: A geometric construction of affine quantum groups
15:00 - 16:00 Olivier Schiffmann: Counting cuspidals for quivers and curves
16:00 - 16:30 Tea and cake
16:30 - 17:30 Allen Knutson: Schubert calculus via degenerate R-matrices

Participants

Person
Affiliation
Period of stay
Mahmud Akelbek Weber State University
Gwyn Bellamy University of Glasgow
Pieter Belmans University of Luxembourg
Andreas Bode University of Oxford
Lara Bossinger Universität zu Köln
Tristan Bozec MIT/Lyon
Peter Crooks Gottfried Wilhelm Leibniz Universität Hannover
Ben (Nicholas) Davison University of Edinburgh
Michael Ehrig University of Sydney
Chris Elliott MPIM / IHES
Agnès Gadbled Université Grenoble Alpes
Benjamin Gammage UC Berkeley
Iordan Ganev IST Austria
Sam Gunningham University of Texas at Austin
Iva Halacheva Lancaster University
Benjamin Harris Bard College at Simon's Rock
Thorsten Heidersdorf Universität Bonn
David Jordan University of Edinburgh
Tina Kanstrup Universität Bonn
Daniel Kaplan Imperial College London
Allen Knutson Cornell University
Julian Külshammer Universität Stuttgart
Martina Lanini Universita di Roma Tor Vergata
Sangwook Lee Korea Institute for Advanced Study
Penghui Li IST Austria
Michael McBreen Massachusetts Institute of Technology
Peter McNamara University of Queensland
Aliaksandr Minets University Paris-Sud
Anna Mkrtchyan University of Edinburgh
Swarnava Mukhopadhyay MPIM
Cris Negron University of Southern California
Emily Norton Universität Bonn
Yoshiki Oshima Osaka University
Maarten van Pruijssen Universität Paderborn
Tomasz Przezdziecki University of Edinburgh
Theo Raedschelders FalconForce
Travis Schedler Imperial College London
Olivier Schiffmann Université Paris-Sud
Jan Schröer Universität Bonn
Peng Shan Université Paris Sud
Hyung-Seok Shin Korea Institute for Advanced Study
Jose Simental Rodriguez University of California, Davis
Wolfgang Soergel Universität Freiburg
Špela Spenko Université Libre de Bruxelles
Anne-Laure Thiel Universität Stuttgart
Daniel Tubbenhauer Universität Zürich
Michel Van den Bergh Hasselt University
Tim Weelinck University of Edinburgh
Tobias Weich Universität Paderborn
Arik Wilbert Universität Bonn
Michael Wong University of Texas at Austin
Yaping Yang University of Massachusetts, Amherst
Gufang Zhao University of Massachusetts, Amherst
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