Algebraic Geometry Conference - in honor of JongHae Keum's 60th birthday, March 28 -- April 1, Busan, Korea
2017/3/31
Classification of Enriques surfaces with finite automorphism group in characteristic 2
the Legacy of Emmy Noether and Gottingen Mathematics, December 19-23, 2016,
Yau Mathematical Science Center, Sanya, China
2016/12/22
Classification of Enriques surfaces with finite automorphism group in characteristic 2
Algebraic Geometry and Integrable Systems, Kobe 2016
2016/12/7
On Enriques surfaces with finite automorphism group in characteristic 2
Workshop on algebraic surfaces, Leibniz Universität Hannover
2016/9/15
Enriques surfaces in characteristic 2 with a finite group of automorphisms
The conference "Nordic Number theory Network Days IV", University of Copenhagen
2016/6/3
Enriques surfaces in characteristic 2 with a finite automorphism group
Moduli spaces and Modular Forms, Oberwolfach,
2016/4/25
Enriques surfaces in characteristic 2 with a finite group of automorphisms
Higher dimensional algebraic geometry and around, Kobe-Kyoto, 2016
2016/2/1
An application of Borcherds products
第18回 白馬整数論オータムワークショップ, 6 Nov. - 10 Nov. 2015.
2015/11/8
Enriques surfaces with a finite group of automorphisms in characteristic 2
Workshop on Algebraic Geometry, 2015, Fudan University, Oct. 29--Nov. 2
2015/10/30
The Leech lattice and the automorphism group of a generic Kummer surface
London Mathematical Society -- EPSRC Durham Symposium
New Moonshines, Mock Modular Forms and String Theory,
3 August - 12 August 2015,
2015/8/7
Enriques surfaces in characteristic 2 covered by the supersingular K3 surface with Artin invariant 1
K3, Enriques surfaces and related topics, Nagoya
2014/11/10
1) Igusa quartic and Borcherds products.
2) A certain duality of Neron-Severi lattices of supersingular K3 surfaces
第2回K3曲面・エンリケス曲面ワークショップ, 旭川
2014/8/31
Igusa quartic and Borcherds products
Seoul ICM 2014 Satellite Conference on Algebraic and Complex Geometry, Daejeon, Korea
2014/8/07
Igusa quartic and Borcherds products
Algebras, Groups and Geometries 2014, Univ. of Tokyo
2014/6/26
A certain duality of Neron-Severi lattices of supersingular K3 surfaces
K3 surfaces and their moduli, Schiermonnikoog, Netherlands
2014/5/05
The automorphism groups of some K3 surfaces and the Leech lattice
Moduli spaces and self-maps, RIMS, Kyoto, Japan
2014/3/07
On certain duality of Neron-Severi lattices of supersingular K3 surfaces
Classification of Algebraic Varieties and related topics, Cetraro, Italy
2013/9/09
On certain duality of Neron-Severi lattices of supersingular K3 surfaces
The 6th Pacific RIM Conference on Mathematics 2013, Sapporo
2013/7/04
K3 曲面のモジュライと保型形式
数理学談話会, 金沢大学
2013/5/8
The rationality of the moduli spaces of Coble surfaces
and of nodal Enriques surfaces
New Trends in Arithmetic and Geometry of Algebraic Surfaces, CIRM Marseille, France
2013/3/15
K3 surfaces and Leech roots
Conference on Groups, VOAs and Related Structures in
Honor of Masahiko Miyamoto, Tsukuba University
2012/9/11
K3 曲面の幾何と保型形式
大談話会, 名古屋大学大学院多元数理科学研究科
2012/7/11
The rationality of the moduli spaces of Coble surfaces
and of nodal Enriques surfaces
WCU mini-workshop on classification and construction of algebraic varieties, the Seacloud Hotel at Haeundae in Busan, Korea
2012/5/27
K3 曲面の幾何と Leech 格子
日本数学会年会 2012 特別講演, 東京理科大学
2012/3/28
The rationality of the moduli spaces of Coble surfaces
and of nodal Enriques surfaces
Arithmetic and Algebraic Geometry 2012, Univ. of Tokyo
2012/2/18
The moduli spaces of hessian quartic surfaces, Enriques surfaces, and automorphic forms
Automorphic forms and Moduli spaces,2011, CIRM, Luminy, France
2011/10/10
Maximal subgroups of the Mathieu group M_{23} and symplectic automorphisms of supersingular K3 surfaces
代数幾何ワークショップ2011, 法政大学理工学部
2011/09/08
K3 and Enriques surfaces
Workshop on Arithmetic and Geometry of K3 surfaces and Calabi-Yau threefolds, the Fields Institute, Toronto, Canada
2011/08/17, 18
K3曲面の幾何と Leech 格子
熊本大学理学部数学教室談話会
2011/06/15
Finite groups of symplectic automorphisms of K3 surfaces and the Mathieu group M_{23}
Workshop "The elliptic genus of K3 surfaces and the Mathieu group M_{24}", Nagoya Univ.
2011/02/14
The moduli of the hessian quartics of cubic surfaces and automorphic forms
Arithmetic and Algebraic Geometry 2011, Univ. of Tokyo
2011/01/18
The supersingular K3 surface with Artin invariant 1 in characteristic 2 and the Leech lattice
"Perspectives on Algebraic Varieties" in Trento, Italy
2010/09/07
The supersingular K3 surface with Artin invariant 1 in characteristic 2 (revisited)
Workshop on elliptic surfaces and K3 surfaces at the Humboldt Universitaet in Berlin, Germany
2010/07/16
The Leech lattice and K3 surfaces
Worshop on "Geometry of lattices and infinite dimensional Lie algebras", IPMU, 東京大学
2010/03/18
IV型領域上の保型形式とモジュライ
京都大学理学部数学教室大談話会
2009/11/18
The moduli spaces of Enriques, Coble surfaces and automorphic forms
Lie algebras, vertex algebras and automorphic forms, at ICMS, Edinburgh, UK
2009/09/02
K3 surfaces and the Leech lattice
Algebraic surfaces and related topics (POSTECH in Pohang), Korea
2009/08/21
Moduli of plane quartics, Goepel invariants and Borcherds products
Moduli and Discrete Groups at RIMS, Kyoto Univ.
2009/06/13
平面4次曲線のモジュライと保型形式
埼玉大学理学部数学教室談話会
2009/05/15
Del Pezzo 曲面のモジュライと Borcherds products
成木勇夫先生退職記念研究会「表現的幾何」(名古屋大学)
2009/03/15
Uniformizations for the moduli of curves of genus 3,4 and 6
Workshop on Moduli Spaces (Sogang University), Korea
2009/01/08
Non-symplectic automorphisms of K3 surfaces and ball quotients
Active period on Moduli Jun–Jul 2008 at Warwick, UK
2008/07/07
平面4次曲線のモジュライと Borcherds products
Hodge理論・退化・特異点の代数幾何とトポロジー研究集会(第4回), 東北学院大学
2008/03
The moduli of plane quartics, Goepel invariants and Borcherds products
代数学シンポジウム(神戸大学)
2007/08/08
The moduli of plane quartics and Borcherds products
Modular forms and Moduli spaces, Satellite meeting for festival dedicated to 300th birthday of Leonhard Eule, Saint-Petersburg, Russia r
2007/07/04
The moduli space of 8 points on the projective line and automorphic forms
Modular forms (Schiermonnikoog), The Netherlands
2006/10
The moduli space of 8 points on the projective line and automorphic forms
Modular Forms, Automorphic Forms and Related Moduli Spaces, Universita di Roma "La Sapienza", Italy
2005/09
A complex ball uniformization of the moduli spaces of del Pezzo surfaces
Geometry and aritmetic around hypergeometric functions, Istanbul, Turkey
2005/06
A complex ball uniformization for the moduli space of del Pezzo surfaces via periods of K3 surfaces
東北大学理学研究科数学教室談話会
2004/11/08
The moduli of 8 points on P1 and automorphic forms on a bounded domain of type IV
代数幾何学シンポジウム城崎
2004/10
A complex ball uniformization of the moduli spaces of del Pezzo surfaces
Komplexe Geometry, Oberwolfach, Germany
2004/08
The moduli of 8 points on P1 and automorphic forms
Algebraic Geometry (Prof. Dolgachev's 60) at Soeul, Korea
2004/07
3次曲面,K3曲面と Deligne-Mostow's complex reflection groups
京都大学理学部数学教室談話会
2002/12/11
IV型領域、Complex ball の arithmetic quotient をモジュライに持つ多様体の例
IV型領域上の保型形式(京都大学数理解析研究所)
2002/12
Borcherds products and algebraic geometry
非可換代数系の表現と調和解析(京都大学数理解析研究所)
2002/07
The moduli of Del Pezzo surfaces, K3 surfaces and complex ball uniformization
第46回代数学シンポジウム(大阪大学)
2001/08
The moduli of Enriques surfaces and Borcherds products
Conference: Arithmetic and Algebraic Geometry, University of Tokyo
2001/01
The moduli of Enriques surfaces and Borcherds products
Conference: Algebraic Geometry, KIAS, Korea
2000/09
The moduli of Enriques surfaces and Borcherds products
Mini workshop at Sapporo
2000/08
Automorphisms of K3 surfaces and the moduli of curves of genus 3,4
Conference: Algebraic Geometry at Azumino
2000/07
K3曲面の自己同型と曲線のモジュライ
Mini workshop on algebaric gemetry at Saitama University
2000/03
Niemeier lattices, Mathieu groups and finite groups of automorphisms of K3 surfaces
Moonshine workshop, University of Montreal, Canada
1999/05
Niemeier lattices, Mathieu groups and finite groups of automorphisms of K3 surfaces
日本数学会代数分科会特別講演, 学習院大学
1999/03
The Kodaira dimension of the moduli of K3 surfaces
Workshop on automorphic products, Max-Planck Institute, Bonn, Germany
1999/03
The automorphism group of a generic Kummer surface
The workshop on reflection groups and applications, Trieste, SISSA, Italy
1998/01
Kummer曲面の自己同型群
代数幾何学シンポジウム城崎
1997/11
The automorphism group of a generic Kummer surface
Algebraic Geometry, Leiden, The Netherlands
1997/03
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