Date 
Speaker  Seminar  Title 
Friday, September 11, 2020 Start: 4:00 PM
Location:Zoom 

Preprint Algebraic Geometry 
Organizational Meeting 
Friday, September 18, 2020 Start: 4:00 PM
Location:Zoom 
Bhargav Bhatt

Preprint Algebraic Geometry 
Drinfeld's refinement of the DeligneIllusie theorem 
Friday, September 25, 2020 Start: 4:00 PM
Location:Zoom 
James Hotchkiss

Preprint Algebraic Geometry 
Vanishing cycles under base change and the integral Hodge conjecture 
Friday, October 02, 2020 Start: 4:00 PM
Location: East Hall 
Kannappan Sampath

Preprint Algebraic Geometry 
Ordinary varieties with trivial canonical bundle are not uniruled 
Friday, October 09, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Attilio Castano

Preprint Algebraic Geometry 
The derived category of the abelian category of constructible sheaves 
Friday, October 16, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Lukas Scheiwiller

Preprint Algebraic Geometry 
FrobeniusWitt differentials and regularity 
Friday, October 23, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Sanal Shivaprasad

Preprint Algebraic Geometry 
Nonarchimedean integrals as limits of complex integrals 
Friday, October 30, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Shubhankar Sahai

Preprint Algebraic Geometry 
A counterexample to some recent conjectures 
Friday, November 06, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Jennifer Kenkel

Preprint Algebraic Geometry 
Vasconcelos' conjecture on the conormal module 
Friday, November 13, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Yueqiao Wu

Preprint Algebraic Geometry 
CayleyBacharach theorems with excess vanishing 
Friday, November 20, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Shubhodip Mondal

Preprint Algebraic Geometry 
Lyubeznik numbers of projective varieties depend on the embedding 
Friday, December 04, 2020 Start: 4:00 PM
Location:Zoom East Hall 
Devlin Mallory

Preprint Algebraic Geometry 
Subadditivity of Kodaira dimension does not hold in positive characteristic 
Friday, January 22, 2021 Start: 4:00 PM
Location: East Hall 
Mircea Mustata UM 
Preprint Algebraic Geometry 
DenefLoeser: Germs of arcs on singular algebraic varieties and motivic integration (part I) 
Friday, January 29, 2021 Start: 4:00 PM
Location: East Hall 
Mircea Mustata UM 
Preprint Algebraic Geometry 
DenefLoeser: Germs of arcs on singular algebraic varieties and motivic integration (part II) 
Friday, February 05, 2021 Start: 4:00 PM
Location: East Hall 
James Hotchkiss

Preprint Algebraic Geometry 
de Jong: The periodindex problem for the Brauer group of an algebraic surface (part I) 
Friday, February 12, 2021 Start: 4:00 PM
Location: East Hall 
James Hotchkiss

Preprint Algebraic Geometry 
de Jong: The periodindex problem for the Brauer group of an algebraic surface (part II) 
Friday, February 19, 2021 Start: 4:00 PM
Location: East Hall 
Devlin Mallory UM 
Preprint Algebraic Geometry 
Mori: Projective manifolds with ample tangent bundles (part I) 
Friday, February 26, 2021 Start: 4:00 PM
Location: East Hall 
Devlin Mallory UM 
Preprint Algebraic Geometry 
Mori: Projective manifolds with ample tangent bundles (part II) 
Friday, March 05, 2021 Start: 4:00 PM
Location: East Hall 
Zili Zhang

Preprint Algebraic Geometry 
BondalOrlov: Reconstruction of a variety from the derived category and groups of autoequivalences (part I) 
Friday, March 12, 2021 Start: 4:00 PM
Location: East Hall 
Zili Zhang

Preprint Algebraic Geometry 
BondalOrlov: Reconstruction of a variety from the derived category and groups of autoequivalences (part II) 
Friday, March 19, 2021 Start: 4:00 PM
Location: East Hall 
Bradley Dirks

Preprint Algebraic Geometry 
GreenLazarsfeld: Deformation theory, generic vanishing theorems, and some conjectures of Enriques, Catanese and Beauville (part I) 
Friday, March 26, 2021 Start: 4:00 PM
Location: East Hall 
Bradley Dirks

Preprint Algebraic Geometry 
GreenLazarsfeld: Deformation theory, generic vanishing theorems, and some conjectures of Enriques, Catanese and Beauville (part II) 
Friday, April 02, 2021 Start: 4:00 PM
Location: East Hall 
Jason Liang

Preprint Algebraic Geometry 
Mumford: Towards an Enumerative Geometry of the Moduli Space of Curves (part I) 
Friday, April 09, 2021 Start: 4:00 PM
Location: East Hall 
Nawaz Sultani

Preprint Algebraic Geometry 
Mumford: Towards an Enumerative Geometry of the Moduli Space of Curves (part II) 
Friday, April 16, 2021 Start: 4:00 PM
Location: East Hall 
Mattias Jonsson

Preprint Algebraic Geometry 
Mumford: The topology of normal singularities of an algebraic surface and a criterion for simplicity (part I)

Friday, April 23, 2021 Start: 4:00 PM
Location: East Hall 
Mattias Jonsson

Preprint Algebraic Geometry 
Mumford: The topology of normal singularities of an algebraic surface and a criterion for simplicity (part II)

Friday, April 30, 2021 Start: 4:00 PM
Location: East Hall 
Shivaprasad or Wu

Preprint Algebraic Geometry 
Koll\'ar: Higher direct images of dualizing sheaves I (part I) 
Friday, May 07, 2021 Start: 4:00 PM
Location: East Hall 
Shivaprasad or Wu

Preprint Algebraic Geometry 
Koll\'ar: Higher direct images of dualizing sheaves I (part II) 