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Seminar of Algebraic Geometry in East Asia
Time: August 1, 2020 - January 31, 2023
Room: Room 515, Cosmology Building, National Taiwan University + Zoom, Physical+Online Seminar

Organizers:

Yujiro Kawamata ( University of Tokyo)
Xiaotao Sun ( Tianjin University)
JongHae Keum ( Korea Institute for Advanced Study)
Jungkai Chen ( National Taiwan University)
Conan Nai Chung Leung ( The Chinese University of Hong Kong)
Phung Ho Hai ( Vietnam Academy of Science and Technology)
Yusuke Nakamura ( University of Tokyo)
Baohua Fu ( Chinese Academy of Sciences)
Kiryong Chung ( Kyungpook National University)
Hsueh-Yung Lin ( National Taiwan University)
Meng Chen ( Fudan University)
Le Quy Thuong ( Vietnam National University)
Wei-Ping Li ( The Hong Kong University of Science and Technology)
Yoshinori Gongyo ( University of Tokyo)
Joonyeong Won ( Korea Institute for Advanced Study)
De Qi Zhang ( National University of Singapore)
 
This is a joint effort of many algebraic geometers in East Asia. We aim to create a platform for algebraic geometers and students for further interaction and cooperation. 
 
The seminar will take place on Friday at GMT 1:00 or GMT 7:00 using Zoom, unless otherwise specified, in order to accommodate most participants in East Asia. 
Talk List
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Year
16:15-17:15, December 23, 2022
(Friday)
Counting Surfaces on Calabi-Yau 4-folds
Hyeonjun Park (Korea Institute for Advanced Study)
15:00-16:00, December 23, 2022
(Friday)
Cohomological Donaldson-Thomas Theory for 2-Calabi--Yau Categories
Tasuki Kinjo (Kavli Institute for The Physics and Mathematics of The Universe)
16:15-17:15, December 9, 2022
(Friday)
Smooth Subvarieties of Jacobians
Olivier Benoist (École Normale Supérieure)
15:00-16:00, December 9, 2022
(Friday)
Some Numbers on Certain Pencils of Rational Curves in Del Pezzo Surfaces
Jaehyun Kim (Ewha Womans University)
16:15-17:15, November 25, 2022
(Friday)
Moduli Space of Complexes on Gorenstein Calabi-Yau Curves
Zheng Hua (University of Hong Kong)
15:00-16:00, November 25, 2022
(Friday)
Smoothing, Scattering Diagram and a Conjecture of Fukaya
Ziming Ma (Southern University of Science and Technology)
16:15-17:15, November 11, 2022
(Friday)
Algebraic Vector Bundles on Rational Homogeneous Spaces
Rong Du (East China Normal University)
15:00-16:00, November 11, 2022
(Friday)
Rank Zero Segre Integrals on Hilbert Schemes of Points on Surfaces
Yuan Yao (Capital Normal University)
10:00-11:00, October 28, 2022
(Friday)
On Quasi-F-splitting
Hiromu Tanaka (University of Tokyo)
08:45-09:45, October 28, 2022
(Friday)
Geometry of Moduli Spaces of Local Galois Representations
Bao Viet Le Hung (Northwestern University)
16:15-17:30, October 14, 2022
(Friday)
Deforming Cyclic Covers in Towers
Huy Quoc Dang (NCTS)
15:00-16:00, October 14, 2022
(Friday)
Foliated MLD and LCT
Yen-An Chen (NCTS)
10:15-11:30, September 30, 2022
(Friday)
Around the Motivic Monodromy Conjecture for Non-degenerate Hypersurfaces
Ming Hao Quek (Brown University)
09:00-10:15, September 30, 2022
(Friday)
Wall Crossing for K-moduli Spaces
Yuchen Liu (Northwestern University)
16:15-17:15, July 1, 2022
(Friday)
Contact Loci and Motivic nearby Cycles of Nondegenerate Singularities
Nguyên Tât Thang (Vietnam Academy of Science and Technology)
15:00-16:00, July 1, 2022
(Friday)
On the Moduli Spaces of Parabolic Higgs Bundles on a Curve
Dô Viêt Cuong (Vietnam National University)
16:15-17:30, June 17, 2022
(Friday)
Sharp Bound on the Abelian Automorphism Groups of Surfaces of General Type
Xin Lu (East China Normal University)
15:00-16:15, June 17, 2022
(Friday)
Deformation Rigidity of Wonderful Group Compactifications
Qifeng Li (Academy of Mathematics and Systems Science, CAS)
16:15-17:15, June 3, 2022
(Friday)
Deformations of Klt and Slc Singularities
Shunsuke Takagi (University of Tokyo)
15:00-16:00, June 3, 2022
(Friday)
On the Rank of Quadratic Equations of Projective Varieties
Euisung Park (Korea University)
16:15-17:15, May 20, 2022
(Friday)
Recent Developments on Rigid Local Systems
Hélène Esnault (Freie Universität Berlin)
15:00-16:00, May 20, 2022
(Friday)
Noether-Severi Inequality and Equality for Irregular Threefolds of General Type
Tong Zhang (East China Normal University)
16:15-17:15, May 6, 2022
(Friday)
Spectra of Derived Categories of Noetherian Schemes
Hiroki Matsui (Tokushima University)
15:00-16:00, May 6, 2022
(Friday)
Microlocalization and Donaldson-Thomas Theory
Adeel Khan (Academia Sinica)
16:15-17:15, April 22, 2022
(Friday)
Perverse-Hodge Symmetry for Lagrangian Fibrations
Qizheng Yin (Peking University)
15:00-16:00, April 22, 2022
(Friday)
Partial Compactification of Metabelian Lie Groups with Prescribed Varieties of Minimal Rational Tangents
Jun-Muk Hwang (Institute for Basic Science)
09:00-10:00, April 8, 2022
(Friday)
Boundedness of Polarized Calabi-Yau Fibrations and Generalized Pairs
Christopher Hacon (The University of Utah)
10:15-11:15, April 8, 2022
(Friday)
On the Functional Equation of Automorphic L-functions
Bảo Châu Ngô (Vietnam Institute for Advanced Study in Mathematics)
16:15-17:15, March 25, 2022
(Friday)
Algebraic Threefolds of General type with Small Volume
Yong Hu (Shanghai Jiao Tong University)
15:00-16:00, March 25, 2022
(Friday)
Wall-crossing for K-theoretic Quasimap Invariants
Yang Zhou (Fudan University)
16:15-17:15, February 25, 2022
(Friday)
On Motivic Cohomology of Singular Algebraic Schemes
Jinhyun Park (Korea Institute for Advanced Study)
15:00-16:00, February 25, 2022
(Friday)
Revisiting Mixed Geometry
Quoc Ho (The Hong Kong University of Science and Technology)
16:15-17:15, February 11, 2022
(Friday)
Invariance of Plurigenera in Positive and Mixed Characteristic
Iacopo Brivio (Harvard University)
15:00-16:00, February 11, 2022
(Friday)
Classification of Three-dimensional Terminal Divisorial Contractions to Curves
Hsin-Ku Chen (National Taiwan University)
16:15-17:15, January 14, 2022
(Friday)
Smooth Approximation in Polynomially Bounded o-minimal Structure
Xuan Viet Nhan Nguyen (Basque Center for Applied Mathematics)
15:00-16:00, January 14, 2022
(Friday)
Exponential Sums Modulo p^m for Deligne Polynomials
Kien Huu Nguyen (K. U. Leuven)
16:15-17:15, December 31, 2021
(Friday)
Projective Varieties with Strictly Nef Anticanonical Divisor
Wenhao Ou (Chinese Academy of Sciences)
15:00-16:00, December 31, 2021
(Friday)
D-modules, Motivic Integral and Hypersurface Singularities
Lei Wu (K. U. Leuven)
16:15-17:15, December 17, 2021
(Friday)
Structure of higher genus Gromov-Witten invariants of the quintic threefolds
Shuai Guo (Peking University)
15:00-16:00, December 17, 2021
(Friday)
Wall-crossing for K-theoretic Quasimap Invariants
Yang Zhou (Fudan University)
16:15-17:15, December 3, 2021
(Friday)
(Cancelled) Hirzebruch-Riemann-Roch for Matrix Factorizations
Bumsig Kim (Korea Institute for Advanced Study)
15:00-16:00, December 3, 2021
(Friday)
(Cancelled) On Motivic Cohomology of Singular Algebraic Schemes
Jinhyun Park (Korea Institute for Advanced Study)
16:15-17:15, November 19, 2021
(Friday)
Equivariant Tilting Modules, Pfaffian Varieties and Noncommutative Matrix Factorizations
Yuki Hirano (Kyoto University)
15:00-16:00, November 19, 2021
(Friday)
Smooth Complex Projective Rational Varieties with Infinitely Many Real Forms
Keiji Oguiso (University of Tokyo)
16:15-17:15, October 8, 2021
(Friday)
Spectral Interpretations of Dynamical Degrees
Nguyen-Bac Dang (Université Paris-Saclay)
15:00-16:00, October 8, 2021
(Friday)
Finiteness for Self-dual Classes in Variations of Hodge Structure
Christian Schnell (Stony Brook University)
16:15-17:15, September 24, 2021
(Friday)
Birational Geometry of Sextic Double Solids with cA Points
Takuzo Okada (Saga University)
15:00-16:00, September 24, 2021
(Friday)
Adjunction and Inversion of Adjunction
Kenta Hashizume (University of Tokyo)
10:15-11:15, September 10, 2021
(Friday)
Symplectic and Orthogonal Hecke Curves
Insong Choe (Konkuk University)
09:00-10:00, September 10, 2021
(Friday)
Derived Categories and Motives of Moduli Spaces of Vector Bundles on Curves
Kyoung-Seog Lee (Pohang University of Science and Technology)
10:15-11:15, August 27, 2021
(Friday)
Surjective Endomorphisms of Affine and Projective Surfaces
Jia Jia (National University of Singapore)
9:00-10:00, August 27, 2021
(Friday)
Shokurov's Conjecture on Conic Bundles with Canonical Singularities
Jingjun Han (Johns Hopkins University)
16:15-17:15, August 13, 2021
(Friday)
Big Tannaka Groups on Abelian Varieties
Thomas Krämer (Humboldt-Universität zu Berlin)
15:00-16:00, August 13, 2021
(Friday)
Minimal Model Program for Generalized lc Pairs
Jihao Liu (The University of Utah)
10:15-11:15, July 30, 2021
(Friday)
Universal Triviality of the Chow Group of Zero-cycles and Unramified Logarithmic Hodge-Witt Cohomology
Shusuke Otabe (Tokyo Denki University)
9:00-10:00, July 30, 2021
(Friday)
Relative Gromov-​Witten Theory without Log Geometry
Hsian-Hua Tseng (Ohio State University)
16:15-17:15, July 16, 2021
(Friday)
The ACVF Theory and Motivic Milnor Fibers
Le Quy Thuong (Vietnam National University)
15:00-16:00, July 16, 2021
(Friday)
On the Derived Categories of Quot Schemes of Locally Free Quotients
Qing Yuan Jiang (The University of Edinburgh)
10:15-11:15, July 2, 2021
(Friday)
Jordan Property of Automorphism Groups of Surfaces of Positive Characteristic
Yifei Chen (Chinese Academy of Sciences)
9:00-10:00, July 2, 2021
(Friday)
Point Configurations, Phylogenetic Trees, and Dissimilarity Vectors
Han-Bom Moon (Fordham University, New York)
16:15-17:15, June 18, 2021
(Friday)
On Syzygies of Homogeneous Varieties
Zhi Jiang (Fudan University)
15:00-16:00, June 18, 2021
(Friday)
Moduli Space of Parabolic Bundles over a Curve
Mingshuo Zhou (Tianjin University)
16:15-17:15, May 28, 2021
(Friday)
Group Schemes from ODEs Defined over a Discrete Valuation Ring
Joao Pedro dos Santos (Université de Paris)
15:00-16:00, May 28, 2021
(Friday)
Some Conjectures about Kato Homology of Rationally Connected Varieties and KLT Singularities
Zhiyu Tian (BICMR-Beijing University)
16:15-17:15, May 14, 2021
(Friday)
Complex Minimal Surfaces of General Type with p_g= 0 and K^2 = 7 via Bidouble Covers
YongJoo Shin (Chungnam National University)
15:00-16:00, May 14, 2021
(Friday)
On (various) Geometric Compactifications of Moduli of K3 Surfaces
Yuji Odaka (Kyoto University)
16:15-17:15, April 30, 2021
(Friday)
On the Isomorphism Problem of Projective Schemes
Takehiko Yasuda (Osaka University)
15:00-16:00, April 30, 2021
(Friday)
On the Equivariant Automorphism Group of Surface Fibrations
Yi Gu (Soochow University)
10:15-11:15, April 16, 2021
(Friday)
Special Lagrangian Fibrations in Log Calabi-Yau Surfaces and Mirror Symmetry
Yu-Shen Lin (Boston University)
9:00-10:00, April 16, 2021
(Friday)
On the Irrationality of Moduli Spaces of K3 Surfaces
Kuan-Wen Lai (University of Massachusetts, Amherst)
16:15-17:15, April 2, 2021
(Friday)
Grothendieck--Serre in the Quasi--split Unramified Case
Kęstutis Česnavičius (Université Paris-Saclay)
15:00-16:00, April 2, 2021
(Friday)
Ultraproduct Cohomology and the Decomposition Theorem
Weizhe Zheng (Morningside Center of Mathematics)
10:15-11:15, March 19, 2021
(Friday)
Universal Secant Bundles and Syzygies
Michael Kemeny (University of Wisconsin–Madison)
9:00-10:00, March 19, 2021
(Friday)
Twisted Derived Equivalence for Abelian Surfaces
Zhiyuan Li (Shanghai Center for Mathematical Sciences)
16:15-17:15, March 5, 2021
(Friday)
Fano Threefolds and Fourfolds Admitting Non-isomorphic Endomorphisms
Guolei Zhong (National University of Singapore)
15:00-16:00, March 5, 2021
(Friday)
Some Boundedness Problems in Cremona Group
Junyi Xie (Peking University)
16:15-17:15, February 19, 2021
(Friday)
An Application of a Bogomolov-Gieseker Type Inequality to Counting Invariants
Soheyla Feyzbakhsh (Imperial College London)
15:00-16:00, February 19, 2021
(Friday)
Sasaki-Einstein and Kähler-Einstein Metric on 5-manifolds and Weighted Hypersurfaces
Joonyeong Won (Korea Institute for Advanced Study)
9:00-10:00, February 5, 2021
(Friday)
Counterexample to Fujita Conjecture in Positive Characteristic
Lei Zhang (University of Science and Technology of China)
16:15-17:15, January 22, 2021
(Friday)
Some Comparison Problems on Correspondences
Fei Hu (University of Oslo)
15:00-16:00, January 22, 2021
(Friday)
Classifying Sections of Del Pezzo Fibrations
Sho Tanimoto (Kumamoto University)
10:15-11:15, January 8, 2021
(Friday)
Vojta's Conjecture and Arithmetic Dynamics
Yohsuke Matsuzawa (Brown University)
9:00-10:00, January 8, 2021
(Friday)
Intersection Cohomology of the Moduli of 1-dimensional Sheaves and the Moduli of Higgs Bundles
Junliang Shen (Massachusetts Institute of Technology)
16:15-17:15, December 18, 2020
(Friday)
Big Picard Theorem for Varieties Admitting a Variation of Hodge Structures
Ya Deng (Institut des Hautes Études Scientifiques)
15:00-16:00, December 18, 2020
(Friday)
Positivity in Hyperkähler Manifolds via Rozansky—Witten Theory
Chen Jiang (Fudan University)
10:15-11:15, December 4, 2020
(Friday)
Stokes Matrices, Surfaces, and Points on Spheres
Yu-Wei Fan (Yau Mathematical Sciences Center, Tsinghua University)
9:00-10:00, December 4, 2020
(Friday)
On the Four-dimensional Minimal Model Program for Singularities and Families in Positive Characteristic
Jakub Witaszek (University of Michigan)
16:15-17:15, November 20, 2020
(Friday)
Semiorthogonal Decompositions for Singular Varieties
Evgeny Shinder (University of Sheffield)
15:00-16:00, November 20, 2020
(Friday)
A Castelnuovo-Mumford Regularity Bound for Threefolds with Mild Singularities
Jinhyun Park (Korea Institute for Advanced Study)
10:15-11:15, November 6, 2020
(Friday)
The Chow Ring of Hilb(K3) Revisited
Qizheng Yin (Peking University)
09:00-10:00, November 6, 2020
(Friday)
Cohomology of Contact Loci
Hong Duc Nguyen (Basque Center for Applied Mathematics)
16:15-17:15, October 23, 2020
(Friday)
Dynamical equivariant minimal model program
Sheng Meng (Korea Institute for Advanced Study)
15:00-16:00, October 23, 2020
(Friday)
Invariant Subvarieties with Small Dynamical Degree
Takahiro Shibata (National University of Singapore)
16:15-17:15, October 9, 2020
(Friday)
Counting Richelot Isogenies of Superspecial Curves of Genus 2
Toshiyuki Katsura (University of Tokyo)
15:00-16:00, October 9, 2020
(Friday)
Curves on K3 Surfaces
Frank Gounelas (Technische Universität München)
15:00-16:00, September 25, 2020
(Friday)
Strictly nef Subsheaves in Tangent Bundle
Jie Liu (Academy of Mathematics and Systems Science)
16:15-17:15, September 25, 2020
(Friday)
On the Ohsawa-Takegoshi Extension Theorem
Junyan Cao (Sorbonne Université)
10:15-11:15, September 11, 2020
(Friday)
Counting Sheaves on Calabi-Yau 4-folds
Jeongseok Oh (Korea Institute for Advanced Study)
9:00-10:00, September 11, 2020
(Friday)
Birationality Centers and Cremona Groups
Evgeny Shinder (University of Sheffield)
16:15-17:15, August 28, 2020
(Friday)
Rationality of Quotients of Abelian Varieties and Computer Algebra
Tuyen Trung Truong (University of Oslo)
15:00-16:00, August 28, 2020
(Friday)
Automorphism Groups of Smooth Hypersurfaces
Xun Yu (Tianjin University)
16:15-17:15, August 14, 2020
(Friday)
BCOV Feynman Structure for Gromov Witten Invariants
Huai-Liang Chang (The Hong Kong University of Science and Technology)
15:00-16:00, August 14, 2020
(Friday)
On d-critical Birational Geometry and Categorical DT Theories
Yukinobu Toda (IPMU)
16:00-17:00, August 7, 2020
(Friday)
Geometry and Moduli of Polarised Varieties
Caucher Birkar (University of Cambridge)
 
 
 
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