January 31

Chris Brav

IAS

A Darboux theorem for
symplectic derived stacks

February 7

Anatoly Preygel

Berkeley

Derived Grothendieck
existence and existence of Hom stacks

February 14

Kieran O'Grady

Sapienza

Modified diagonals of
projective varieties

February 21

Yuri Tschinkel

NYU

Universal spaces for birational invariants

February 28

Alina Marian

Northeastern

The Chern classes of the Verlinde bundles

March 7

Special algebraic geometry tripleheader in
520 Mathematics Hall:

2 pm 
June Huh

Michigan

Rota's conjecture
and positivity of algebraic cycles in toric varieties

3:30 pm 
Johannes Nicaise

Leuven

The essential skeleton of a degeneration of algebraic varieties

5 pm 
Brendan Hassett

Rice

Mori cones for holomorphic symplectic manifolds

March 14

Jie Xia

Columbia

Definition of Shimura curves in positive characteristics

March 21

No seminar

Spring break


March 28

Zinovy Reichstein

UBC

Versal torsors with a twist

April 4

János Kollár

Princeton

Maps between local Picard groups

April 11

Bumsig Kim

KIAS

Quasimap theory

April 18

Angelo Vistoli

Scuola Normale

Infinite root stacks of
logarithmic schemes

April 25

No seminar

AGNES


May 2

Paul Hacking

U. Mass. Amherst

Mirror symmetry and cluster
algebras
