Date 
Speaker  Seminar  Title 
Friday, September 06, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Johannes Nicaise Imperial/Leuven 
Algebraic Geometry 
Motivic specialization and rationality problems 
Wednesday, September 11, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Emanuel Reinecke UM 
Algebraic Geometry 
The cohomology of moduli spaces of curves at infinite level 
Wednesday, September 18, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Alexander Smith Harvard 
Algebraic Geometry 
See colloquium talk 
Wednesday, September 25, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Shizhang Li UM 
Algebraic Geometry 
On rigid varieties with projective reduction 
Wednesday, October 02, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Alex Perry IAS 
Algebraic Geometry 
The integral Hodge conjecture for CY2 categories 
Wednesday, October 09, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Karl Schwede Utah 
Algebraic Geometry 
Inversion of adjunction for a mixed characteristic version of multiplier and adjoint ideals 
Wednesday, October 16, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Margaret Bilu New York University 
Algebraic Geometry 
Motivic Euler products in motivic statistics 
Wednesday, October 23, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Yunqing Tang IAS 
Algebraic Geometry 
Picard ranks of reductions of K3 surfaces over global fields 
Wednesday, October 30, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Harold Blum University of Utah 
Algebraic Geometry 
Uniqueness of Kpolystable degenerations

Tuesday, November 05, 2019 Start: 3:00 PM
Location: 1866 East Hall * 
Shigeyuki Kondo Nagoya University 
Algebraic Geometry 
The Leech lattice and K3 and Enriques surfaces (after Brandhorst and Shimada) 
Wednesday, November 06, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Richard Rimanyi University of North Carolina 
Algebraic Geometry 
Schubert calculus in equivariant elliptic cohomology 
Wednesday, November 13, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Junliang Shen MIT 
Algebraic Geometry 
Hitchin systems, hyperKaehler geometry, and the P=W conjecture 
Wednesday, November 20, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Aaron Pixton MIT/University of Michigan 
Algebraic Geometry 
Kappa rings and boundary vanishing 
Wednesday, December 04, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Benjamin Bakker University of Georgia 
Algebraic Geometry 
ominimal GAGA and applications to Hodge theory 
Wednesday, December 11, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Yusuke Nakamura University of Tokyo 
Algebraic Geometry 
Rational point problem on singular Fano varieties 
Wednesday, January 15, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Moises Herradon Cueto LSU 
Algebraic Geometry 
The local type of difference equations 
Wednesday, January 22, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Brian Lawrence Chicago 
Algebraic Geometry 
See NSFRTG lecture series talk III in GLNT seminar 
Wednesday, January 29, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Bhargav Bhatt UM 
Algebraic Geometry 
Vanishing theorems in algebraic geometry

Wednesday, February 05, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Robert Cass Harvard 
Algebraic Geometry 
Perverse mod p sheaves on the affine Grassmannian 
Thursday, February 06, 2020 Start: 4:00 PM
Location: 2866 East Hall * 
Dmitry Kubrak MIT 
Algebraic Geometry 
Prismatic cohomology of stacks and Totaro's inequality 
Wednesday, February 12, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Michael Kemeny University of Wisconsin 
Algebraic Geometry 
A very simple proof of Voisin's theorem on canonical curves 
Wednesday, February 26, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Enrica Mazzon Max Planck Institute 
Algebraic Geometry 
Nonarchimedean approach to mirror symmetry and to degenerations of hyperKaehler varieties 
Wednesday, March 11, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Bangere Purnaprajna University of Kansas 
Algebraic Geometry 
Deformation of canonical morphisms of varieties of general type in all dimensions, with application to moduli 
Tuesday, March 17, 2020 Start: 3:00 PM
Location: 1372 East Hall * 
Shunsuke Takagi University of Tokyo 
Algebraic Geometry 
CANCELLED 
Tuesday, March 17, 2020 Start: 4:00 PM
Location: 1360 East Hall * 
Bruno Klingler Humboldt University 
Algebraic Geometry 
CANCELED 
Wednesday, March 18, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Bruno Klingler Humboldt University 
Algebraic Geometry 
CANCELED 
Thursday, March 19, 2020 Start: 4:00 PM
Location: 2866 East Hall * 
Bruno Klingler Humboldt University 
Algebraic Geometry 
CANCELED

Friday, March 20, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Bruno Klingler Humboldt University 
Algebraic Geometry 
CANCELED

Wednesday, March 25, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Gebhard Martin University of Bonn 
Algebraic Geometry 
CANCELED 
Wednesday, April 01, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Frank Sottile Texas A&M 
Algebraic Geometry 
CANCELED 
Wednesday, April 08, 2020 Start: 4:00 PM
Location: 4096 East Hall 
Mark De Cataldo Stony Brook University 
Algebraic Geometry 
CANCELED 