Seminar Algebraic Geometry (SAG)

Organiser(s):

D. Huybrechts

Date:

Thu, 06/01/2011 - 10:30 - Thu, 31/12/2026 - 12:00

Location:

MPIM Lecture Hall [2]

Details:

Program [3] and Abstracts [4] of Seminar Algebraic Geometry (SAG)

Upcoming talks

Thu, 10 Jul 2025

10:30 - 12:00

MPIM Lecture Hall [2]

Luigi Martinelli

(Seminar SAG) On the exceptional locus of O’Grady’s nonsymplectic resolutions [5]

Past talks

For the abstracts click on the titles or see the list of abstracts [6].

Thu, 26 Jun 2025

10:30 - 12:00

MPIM Lecture Hall [2]

Ziquan Yang

A simple intrinsic proof of the Tate conjecture for K3's of finite height [7]

Thu, 22 May 2025

10:30 - 12:00

MPIM Lecture Hall [2]

Xi Chen

Rationally Inequivalent Points on Generic Hypersurfaces [8]

Thu, 15 May 2025

10:15 - 12:00

MPIM Seminar Room [9]

Hsueh-Yung Lin

The duality map on symplectic moduli spaces of sheaves [10]

Thu, 08 May 2025

10:30 - 12:00

MPIM Seminar Room [9]

Dario Faro

(Seminar SAG) Gaussian maps for curves on Enriques surfaces [11]

Thu, 24 Apr 2025

10:30 - 12:00

MPIM Lecture Hall [2]

Jenia Tevelev

Semi-orthogonal decompositions of Fano varieties and moduli spaces [12]

Thu, 10 Apr 2025

10:30 - 12:00

MPIM Lecture Hall [2]

Gerard van der Geer

Constructing modular forms geometrically [13]

Thu, 16 Jan 2025

10:30 - 12:00

MPIM Lecture Hall [2]

Marco Maculan

Counting rational points on varieties with large fundamental group [14]

Thu, 19 Dec 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Yohan Brunebarbe

Constructing holomorphic functions on universal coverings of complex algebraic varieties [15]

Thu, 28 Nov 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Xun Lin

IVHS via Kuznetsov components and categorical Torelli theorems for weighted hypersurfaces [16]

Thu, 21 Nov 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Matthias Paulsen

The degree of algebraic cycles on hypersurfaces [17]

Thu, 07 Nov 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Hannah Dell

Bridgeland stability conditions and group actions [18]

Thu, 24 Oct 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Fumiaki Suzuki

The integral Tate conjecture over finite fields and two coniveau filtrations [19]

Thu, 17 Oct 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Lenny Taelman

Deformations of Calabi-Yau varieties in mixed characteristic [20]

Thu, 18 Jul 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Thomas Krämer

The Tannaka group E6 only arises from cubic threefolds [21]

Thu, 04 Jul 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Shengxuan Liu

A note on spherical bundles on K3 surfaces [22]

Thu, 20 Jun 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Richard Haburcak

Distinguishing Brill--Noether loci [23]

Thu, 06 Jun 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Federico Bongiorno

Local structure theorems for algebraic foliations [24]

Thu, 16 May 2024

10:30 - 12:00

MPIM Seminar Room [9]

Bianca Gouthier

Infinitesimal rational actions [SAG Seminar] [25]

Thu, 02 May 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Fabian Reede

tba [SAG Seminar] [26]

Thu, 25 Apr 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Philip Engel

The non-abelian Hodge locus [27]

Thu, 18 Apr 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Josh Lam

Finite braid group orbits on character varieties [28]

Thu, 01 Feb 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Alexis Kouvidakis

Maroni divisors on Hurwitz spaces [29]

Thu, 25 Jan 2024

10:30 - 12:00

MPIM Lecture Hall [2]

Serge Cantat

Dynamics on character varieties, random orbits [30]

Thu, 13 Jul 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Manfred Lehn

Examples of Lagrangian fibrations with many singular fibres [31]

Thu, 06 Jul 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Davide Veniani

Symplectic rigidity of O'Grady's manifolds [32]

Thu, 29 Jun 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Pieter Belmans

Deformations and derived categories of quiver moduli [33]

Thu, 25 May 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Ignacio Barros

The Kodaira classification of the moduli of hyperelliptic curves [34]

Thu, 11 May 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Nebojsa Pavic

Derived categories of singular varieties [35]

Thu, 04 May 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Justin Sawon

Lagrangian fibrations in six dimensions [36]

Thu, 20 Apr 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Frank Gounelas

The geometry of lines on a cubic fourfold [37]

Thu, 13 Apr 2023

10:30 - 12:00

MPIM Lecture Hall [2]

Nicolas Addington

Hermitian-Einstein connections on universal bundles [38]

Thu, 02 Feb 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Naoki Koseki

A Thurston compactification of the space of Bridgeland stability conditions [39]

Thu, 26 Jan 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Tobias Kreutz

Motivic and arithmetic aspects of exceptional loci [40]

Thu, 19 Jan 2023

10:30 - 11:30

MPIM Lecture Hall [2]

Ziquan Yang

The Tate Conjecture over Finite Fields for Varieties with h^{2,0} = 1 [41]

Thu, 15 Dec 2022

10:30 - 11:30

MPIM Lecture Hall [2]

Shizhuo Zhang

Categorical Torelli theorem for Fano varieties [42]

Thu, 08 Dec 2022

10:30 - 11:30

MPIM Lecture Hall [2]

Johannes Nicaise

Birational invariance of the motivic zeta function for K-trivial varieties [43]

Thu, 01 Dec 2022

10:30 - 12:00

MPIM Lecture Hall [2]

Richard Thomas

Counting sheaves by counting curves [44]

Thu, 24 Nov 2022

10:30 - 12:00

MPIM Lecture Hall [2]

Charles Vial

On proper splinters in positive characteristic [45]

Thu, 17 Nov 2022

10:30 - 12:00

MPIM Lecture Hall [2]

Andrea Ricolfi

Quot schemes and their d-critical structure(s) [46]

Thu, 10 Nov 2022

10:30 - 12:00

MPIM Lecture Hall [2]

Giacomo Mezzedimi

On K3 surfaces with infinite automorphism group [47]

Thu, 27 Oct 2022

10:30 - 12:00

MPIM Lecture Hall [2]

Ruijie Yang

Higher multiplier ideals [48]

Thu, 16 Jan 2020

10:30 - 11:30

MPIM Lecture Hall [2]

Adrien Sauvaget

Volumes of moduli spaces of flat surfaces [49]

Thu, 09 Jan 2020

10:30 - 11:30

MPIM Lecture Hall [2]

Reinier Kramer

The tautological ring of the moduli space of smooth curves via Pandharipande-Pixton-Zvonkine half-spin relations [50]

Thu, 19 Dec 2019

10:30 - 11:30

MPIM Lecture Hall [2]

Dan Petersen

Factorization statistics and bug-eyed configuration spaces [51]

Thu, 12 Dec 2019

10:30 - 11:30

MPIM Lecture Hall [2]

Enrica Mazzon

Berkovich approach to degenerations of hyper-Kähler varieties [52]

Thu, 05 Dec 2019

10:30 - 11:30

Lipschitz-Saal, Center for Mathematics Bonn [53]

Mingmin Shen

Some new counter-examples to the integral Hodge conjecture (Location: Endnicher Allee 60!) [54]

Thu, 21 Nov 2019

10:30 - 12:00

MPIM Lecture Hall [2]

Benjamin Schmidt

Derived Categories and the Genus of Curves [55]

Thu, 14 Nov 2019

10:30 - 12:00

MPIM Lecture Hall [2]

Ádám Gyenge

Equivariant Hilbert scheme of points on K3 surfaces and modular forms [56]

Thu, 07 Nov 2019

10:30 - 11:30

MPIM Lecture Hall [2]

Frank Gounelas

Curves on K3 surfaces [57]

Thu, 24 Oct 2019

10:30 - 12:00

MPIM Lecture Hall [2]

Zhiwei Zheng

Automorphisms and Periods of Cubic Fourfolds [58]