# Geometric Representation Theory, 2019-2020

Research seminar in geometric representation theory, symplectic geometry, mathematical physics, Gromov-Witten theory, integrable systems

**Location:** MIT, 2-449

**Time:** Wednesday 3-4 (alternate day Friday 3-4)

**Contact:** Andrei NeguČ›

Sep 18:

** Ivan Danilenko ** (Columbia),

* Slices of the Affine Grassmannian and Quantum Cohomology *

Sep 25:

** Tudor Padurariu ** (MIT),

* K-theoretic Hall algebras for quivers with potentials *

Oct 2:

** Yu Zhao ** (MIT),

* K-theoretic Hall algebra of a surface and Feigin-Odesskii wheel conditions *

Oct 11:

** Eugene Gorsky ** (UC Davis),

* Derived traces for Soergel categories * ** (NOTE SPECIAL DAY)
**

Oct 16:

** Dmitrii Pirozhkov ** (Columbia),

* Semiorthogonal decompositions of P^2 and torsion objects *

Oct 23:

* No seminar *

Nov 1:

** Andrey Smirnov ** (UNC Chapel Hill),

* 3D mirror symmetry in representation theory * ** (NOTE SPECIAL DAY)**

Nov 6:

** Shuai Wang ** (Columbia),

* Non-recursive formula for Kazhdan-Lusztig polynomials for finite and affine G/P
*

Nov 13:

** Thomas Lam ** (Michigan/MIT),

* Cohomology of cluster varieties *

Nov 20:

** Michael Groechenig ** (Toronto),

* Hypertoric Hitchin systems and p-adic integration *

Dec 4:

** Minh-Tam Trinh ** (U Chicago),

* Artin braids, annular invariants, and point-counting *

Dec 11:

** Gurbir Dhillon ** (Stanford/MIT),

* The tamely ramified Fundamental Local Equivalence *
archive:

2018-2019
2017-2018
2016-2017