Beijing Summer Workshop in Mathematics
and Mathematical Physics


The theme for 2024 workshop:
Integrable Systems and Algebraic Geometry

(Dedicated to the memory of Igor Krichever)

BIMSA, June 24— July 5, 2024

Conference Program (PDF)
All times are in Beijing Time Zone (UTC+8). All talks are in A6-1, additional Zoom stream is in room A7-1

Monday, June 24

8:45—9:00 Shing-Tung YAU Welcome address
9:00—10:30 Samuel GRUSHEVSKY Integrable systems approach to the Schottky problem and related questions (1/5)
10:30—11:00 Coffee Break
11:00—12:30 Pavel ETINGOF The Hitchin System and its Quantization (1/5)
12:30—14:00 Lunch
14:00—15:00 Mikhail BERSHTEIN Chiralization of cluster structures
15:00—16:00 Thomas BOTHNER What is . . . a Riemann–Hilbert problem? (online)
16:00—16:30 Coffee Break
16:30—17:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
17:30—18:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
18:30—19:30 Dinner

Tuesday, June 25

9:00—10:30 Samuel GRUSHEVSKY Integrable systems approach to the Schottky problem and related questions (2/5)
10:30—11:00 Coffee Break
11:00—12:30 Pavel ETINGOF The Hitchin System and its Quantization (2/5)
12:30—14:00 Lunch
14:00—15:00 Anton ZABRODIN Deformed Ruijsenaars–Schneider model: integrability and time discretization
15:00—16:00 Henry LIU Invariance of elliptic genus under wall-crossing
16:00—16:30 Coffee Break
16:30—17:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
17:30—18:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
18:30—19:30 Dinner

Wednesday, June 26

9:00—10:30 Samuel GRUSHEVSKY Integrable systems approach to the Schottky problem and related questions (3/5)
10:30—11:00 Coffee Break
11:00—12:30 Pavel ETINGOF The Hitchin System and its Quantization (3/5)
12:30—14:00 Lunch
14:00—18:30 Excursion Mutianyu Great Wall
18:30—19:30 Dinner

Thursday, June 27

9:00—10:30 Samuel GRUSHEVSKY Integrable systems approach to the Schottky problem and related questions (4/5)
10:30—11:00 Coffee Break
11:00—12:30 Pavel ETINGOF The Hitchin System and its Quantization (4/5)
12:30—14:00 Lunch
14:00—15:00 Alexei BORODIN Geometry of dimer models
15:00—16:00 Alexander BOBENKO Dimers and M-curves (online)
16:00—16:30 Coffee Break
16:30—17:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
17:30—18:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
18:30—19:30 Dinner

Friday, June 28

9:00—10:30 Samuel GRUSHEVSKY Integrable systems approach to the Schottky problem and related questions (5/5)
10:30—11:00 Coffee Break
11:00—12:30 Pavel ETINGOF The Hitchin System and its Quantization (5/5)
12:30—14:00 Lunch
14:00—15:00 Youjin ZHANG Bihamiltonian integrable systems and their classification
15:00—16:00 Ekaterina EREMENKO Movie: Solving the Bonnet Problem
16:00—16:30 Coffee Break
16:30—17:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
17:30—18:30 A6–1(SG) and A7–1(PE) Exercise and discussion sessions
18:30—19:30 Dinner

Saturday, June 29

12:30—14:00 Free Day Ask the organizers about sighseeing options

Sunday, June 30

9:00—10:30 Andrei OKOUNKOV From elliptic genera to elliptic quantum groups (1/5)
10:30—11:00 Coffee Break
11:00—12:30 Nikita NEKRASOV Integrable many-body systems and gauge theories (1/5)
12:30—14:00 Lunch
14:00—15:00 Sergei LANDO Weight systems associated to Lie algebras
15:00—16:00 Senya SHLOSMAN Pedestals matrices: Polynomial matrices with polynomial eigenvalues
16:00—16:30 Coffee Break
16:30—17:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
17:30—18:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
18:30—19:30 Dinner

Monday, July 1

9:00—10:30 Andrei OKOUNKOV From elliptic genera to elliptic quantum groups (2/5)
10:30—11:00 Coffee Break
11:00—12:30 Nikita NEKRASOV Integrable many-body systems and gauge theories (2/5)
12:30—14:00 Lunch
14:00—15:00 Ivan CHEREDNIK Q-zeta revisited
15:00—16:00 Alexander BRAVERMAN Introduction to symplectic duality and Coulomb branches of 3 D quantum field theories
16:00—16:30 Coffee Break
16:30—17:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
17:30—18:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
18:30—19:30 Dinner

Tuesday, July 2 (Igor Krichever's Day)

9:00—9:30 Opening Remarks
9:30—10:30 Paul WIEGMANN Peierls phenomenon via Bethe Ansatz: reflection of Krichever’s works on Peierls model
10:30—11:00 Coffee Break
11:00—12:30 Andrei MARSHAKOV Krichever tau-function: basics and perspectives
12:30—14:00 Lunch
14:00—15:00 Alexander VESELOV Harmonic locus and Calogero–Moser spaces
15:00—16:00 Stanislav SMIRNOV Coulomb gas and lattice models
16:00—16:30 Coffee Break
16:30—17:30 Grigori OLSHANSKI Macdonald–level extension of beta ensembles and multivariate hypergeometric polynomials (online)
18:00—20:00 Banquet Celebrating Igor Krichever's Legacy

Wednesday, July 3

9:00—10:30 Andrei OKOUNKOV From elliptic genera to elliptic quantum groups (3/5)
10:30—11:00 Coffee Break
11:00—12:30 Nikita NEKRASOV Integrable many-body systems and gauge theories (3/5)
12:30—14:00 Lunch
14:00—15:00 Da-jun ZHANG Elliptic solitons related to the Lamé functions
15:00—16:00 Anton DZHAMAY Geometry and Symmetry of Painlevé Equations
16:00—16:30 Coffee Break
16:30—17:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
17:30—18:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
18:30—19:30 Dinner

Thursday, July 4

9:00—10:30 Andrei OKOUNKOV From elliptic genera to elliptic quantum groups (4/5)
10:30—11:00 Coffee Break
11:00—12:30 Nikita NEKRASOV Integrable many-body systems and gauge theories (4/5)
12:30—14:00 Lunch
14:00—16:00 Ekaterina EREMENKO Movie: Colors of Math. Q&A with the director
16:00—16:30 Coffee Break
16:30—17:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
17:30—18:30 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
18:30—19:30 Dinner

Friday, July 5

9:00—10:30 Andrei OKOUNKOV From elliptic genera to elliptic quantum groups (5/5)
10:30—11:00 Coffee Break
11:00—12:30 Nikita NEKRASOV Integrable many-body systems and gauge theories (5/5)
12:30—14:00 Lunch
14:00—15:00 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
15:00—16:00 A6–1(AO) and A7–1(NN) Exercise and discussion sessions
16:00—16:30 Coffee
16:30—17:00 Closing Remarks
17:00—18:30 Free Time
18:30—19:30 Dinner