Ohashi Hisanori 大橋久範

… Alternative Names

Researcher Number	40547006
Affiliation (Current)	2020: 東京理科大学, 理工学部数学科, 准教授
Affiliation (based on the past Project Information) *help	2019: 東京理科大学, 理工学部数学科, 准教授 2016 – 2018: 東京理科大学, 理工学部数学科, 講師 2017: 東京理科大学, 理工学部, 講師 2014 – 2015: 東京理科大学, 理工学部, 講師 2012 – 2013: 東京理科大学, 理工学部, 助教 … More
Review Section/Research Field	Principal Investigator Algebra / Basic Section 11010:Algebra-related Except Principal Investigator Algebra
Keywords	Principal Investigator K3曲面 / エンリケス曲面 / 自己同型 / モジュライ / 代数曲面 / マシュー群 / モーデルヴェイユ格子 / ニーマイヤー格子 / log del Pezzo曲面 / 自己同型の退化 … More Except Principal Investigator K3曲面 / モジュライ空間 / モジュライ / 代数幾何学 / Enriques曲面 / エンリケス曲面 / Torelli定理 / ルート系 / Mathieu群 / アーベル曲面 / Torelli型定理 / 保型形式 / 井草4次超曲面 / 反シンプレクティック正則対合 / 格子 / 周期領域 / (-2)ベクトル / 退化 / 非ハウスドルフ / Hirzebruch曲面 / anti-bicanonical曲線 / isotopy型 / marking / 反シンプレクティック対合 / 複素幾何 / 複素力学系 / 表現論 / アラケロフ幾何 / 幾何学的群論 / クレモナ変換 / 直交型モジュラー多様体 / 力学的次数 / 複素多様体の変形 / 離散群とコホモロジー次元 / 代数学 / カラビ・ヤウ多様体 / クラスター代数 / 算術的多様体 / CalabiYau多様体 / Calabi-Yau多様体 Less

Structural study of automorphisms of Enriques surfacesPrincipal InvestigatorOngoing
- Principal Investigator
  
  大橋久範
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Tokyo University of Science
Finite groups in the theory of K3 surfacesPrincipal Investigator
- Principal Investigator
  
  Ohashi Hisanori
- Project Period (FY)
  2015 – 2019
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Tokyo University of Science
Real K3 surfaces with non-symplectic holomorphic involutions and their degenerations
- Principal Investigator
  
  Saito Sachiko
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Algebra
- Research Institution
  Hokkaido University of Education
Moduli spaces of algebraic varieties and self-morphisms
- Principal Investigator
  
  Mukai Shigeru
- Project Period (FY)
  2013 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Algebra
- Research Institution
  Kyoto University
Automorphisms of algebraic surfaces and its applicationsPrincipal Investigator
- Principal Investigator
  
  OHASHI Hisanori
- Project Period (FY)
  2011 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Tokyo University of Science
  Nagoya University
Moduli theoretic study of Fano varieties and Enriques surfaces
- Principal Investigator
  
  MUKAI Shigeru
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Algebra
- Research Institution
  Kyoto University
K3 and Enriques surfaces from the viewpoint of automorphismsPrincipal Investigator
- Principal Investigator
  
  OHASHI Hisanori
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Algebra
- Research Institution
  Kyoto University

All 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 Other

All Journal Article Presentation

[Journal Article] サレム数とK3曲面の自己同型2018
- Author(s)
  大橋久範
- Journal Title
  
  数理科学
  
  Volume: 664 Pages: 55-60
- Data Source
  KAKENHI-PROJECT-15K17521
[Journal Article] On automorphisms of Enriques surfaces and their entropy2018
- Author(s)
  Y. Matsumoto, H. Ohashi, S. Rams
- Journal Title
  
  Mathematische Nachrichten
  
  Volume: 印刷中
- DOI
  10.1002/mana.201700329
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521, KAKENHI-PROJECT-16K17560, KAKENHI-PROJECT-25220701
[Journal Article] Rationality of the moduli spaces of Eisenstein K3 surfaces2015
- Author(s)
  Shouhei Ma, Hisanori Ohashi and Shingo Taki
- Journal Title
  
  Transaction of the American Mathematical Society
  
  Volume: 367 Pages: 8643-8679
- DOI
  10.1090/tran/6349
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521, KAKENHI-PROJECT-15H05738, KAKENHI-PROJECT-25220701
[Journal Article] The automorphism groups of Enriques surfaces covered by symmetric quartic surfaces2015
- Author(s)
  S. Mukai and H. Ohashi
- Journal Title
  
  ``Recent Advances in Algebraic Geometry" (eds. Hacon, Mustata and Popa) in the London Mathematical Society Lecture Notes Series (Cambridge Univ. Press)
  
  Volume: 417 Pages: 307-320
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25220701
[Journal Article] Gorenstein Q-homology projective planes2015
- Author(s)
  D. Hwang, J. Keum and H. Ohashi
- Journal Title
  
  Sci. China Math.
  
  Volume: 58 Pages: 501-512
- DOI
  10.1007/s11425-015-4978-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740010, KAKENHI-PROJECT-25220701
[Journal Article] The automorphism Groups of Enriques surfaces covered by symmetric quartic surfaces2014
- Author(s)
  Shigeru Mukai and Hisanori Ohashi
- Journal Title
  
  Lazarsfeld 教授還暦記念代数幾何学研究集会報告集 (London Math. Soc. Lect. Notes Ser.)
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340007
[Journal Article] Classification of involutions on Enriques surfaces2014
- Author(s)
  H. Ito and H. Ohashi
- Journal Title
  
  Michigan Mathematical Journal
  
  Volume: 63
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740010
[Journal Article] Enriques surfaces of Hutchinson-Gopel type and Mathieu automorphism2013
- Author(s)
  向井　茂，大橋久範
- Journal Title
  
  Fields Institute communications
  
  Volume: 67 Pages: 429-454
- DOI
  10.1007/978-1-4614-6403-7_15
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244003, KAKENHI-PROJECT-22340007, KAKENHI-PROJECT-23740010, KAKENHI-PROJECT-25220701
[Journal Article] K3 surfaces and log del Pezzo surfaces of index three2012
- Author(s)
  H. Ohashi and S. Taki
- Journal Title
  
  manuscripta math.
  
  Volume: 139
- DOI
  10.1007/s00229-011-0524-z
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740010
[Journal Article] Hutchinson-Weber involutions degenerate exactly when the Jacobian is Comessatti2012
- Author(s)
  H.Ohashi
- Journal Title
  
  Publ. RIMS
  
  Volume: 48(掲載確定) Pages: 107-127
- DOI
  10.2977/prims/63
- NAID
  110008906971
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22224001, KAKENHI-PROJECT-23740010
[Journal Article] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  Hisanori Ohashi
- Journal Title
  
  RIMS preprint
  
  Volume: 1696 Pages: 1-15
- Data Source
  KAKENHI-PROJECT-21840031
[Journal Article] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  H.Ohashi
- Journal Title
  
  RIMS-preprint 1696
  
  Pages: 1-15
- URL
  http://www.kurims.kyoto-u.ac.jp/preprint/file/RIMS1696.pdf
- Data Source
  KAKENHI-PROJECT-21840031
[Journal Article] Hutchinson-Weber involutions degenerate exactly when the Jacobian is Comessatti
- Author(s)
  H.Ohashi
- Journal Title
  
  Publ.RIMSに掲載決定済
- NAID
  110008906971
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] symmetries of order 4 on Enriques surfaces2019
- Author(s)
  Hisanori Ohashi
- Organizer
  Research seminar of algebraic and arithmetic geometry
- Data Source
  KAKENHI-PROJECT-19K03411
[Presentation] Symmetries of order four on Enriques surfaces2019
- Author(s)
  Hisanori Ohashi
- Organizer
  Research seimnar on algebraic and arithetic geometry
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2018
- Author(s)
  Ohashi Hisanori
- Organizer
  正標数の代数幾何とその関連する話題
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Topological classification of automorphisms on Enriques surfaces of order 42018
- Author(s)
  Hisanori Ohashi
- Organizer
  working workshop on Calabi-Yau varieties and related topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Automorphisms of Enriques surfaces of order 42018
- Author(s)
  大橋久範
- Organizer
  代数幾何学研究集会 -宇部-
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Topological classification of automorphisms on Enriques surfaces of order 42018
- Author(s)
  Hisanori Ohashi
- Organizer
  Algebraic Geometry
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  Hisanori Ohashi
- Organizer
  葉層構造の幾何学とその応用
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  Ohashi Hisanori
- Organizer
  Workshop on Calabi-Yau manifolds -arithmetic, geometry and physics-
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  Ohashi Hisanori
- Organizer
  K3 surfaces and related topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] エンリケス曲面の自己同型の性質と、エントロピーについて2017
- Author(s)
  大橋久範
- Organizer
  第15回代数曲面ワークショップat秋葉原
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  Hisanori Ohashi
- Organizer
  Japanese-European symposium on symplectic varieties and moduli spaces
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their topological entropy2017
- Author(s)
  Ohashi Hisanori
- Organizer
  Hakodate workshop on arithmetic geometry 2017
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  Hisanori Ohashi
- Organizer
  K3 surfaces and related topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] エンリケス曲面の自己同型とエントロピーについて2017
- Author(s)
  大橋久範
- Organizer
  東京電機大学　数学講演会
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  Hisanori Ohashi
- Organizer
  Japanese-European symposium on symplectic spaces and moduli spaces
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] エンリケス曲面の自己同型とエントロピーについて2017
- Author(s)
  大橋久範
- Organizer
  東工大　数論・幾何学セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On automorphisms of Enriques surfaces and their entropy2017
- Author(s)
  大橋久範
- Organizer
  葉層構造の幾何学とその応用
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Enriques surfaces of type II and an elliptic modular surface of level 42016
- Author(s)
  大橋久範
- Organizer
  射影多様体の幾何とその周辺２０１６
- Place of Presentation
  高知工科大学（高知県・高知市）
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] エンリケス曲面の自己同型のエントロピーについて2016
- Author(s)
  大橋久範
- Organizer
  代数幾何学セミナー
- Place of Presentation
  名古屋大学（愛知県・名古屋市）
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On some families of Enriques surfaces parametrized by rational modular curves2016
- Author(s)
  大橋久範
- Organizer
  代数幾何学セミナー
- Place of Presentation
  九州大学（福岡県・福岡市）
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On some families of Enriques surfaces parametrized by rational modular curves2016
- Author(s)
  Ohashi Hisanori
- Organizer
  Rationality and self-maps of algebraic varieties
- Place of Presentation
  京都大学（京都府・京都市）
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] エンリケス曲面の自己同型について2016
- Author(s)
  大橋久範
- Organizer
  談話会
- Place of Presentation
  筑波大学（茨城県・つくば市）
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Enriques surfaces of type II and an elliptic modular surface of level 42016
- Author(s)
  Ohashi Hisanori
- Organizer
  On explicit description of holomorphic symplectic varieties
- Place of Presentation
  大沼国際セミナーハウス（北海道・亀田郡七飯町）
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] The automorphism groups of the Enriques surfaces covered by some symmetric quartic K3 surfaces2016
- Author(s)
  Hisanori Ohashi
- Organizer
  Arithmetic and Algebraic Geometry 2016
- Place of Presentation
  東京大学（東京都目黒区）
- Year and Date
  2016-01-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] On Enriques surfaces of type II and some elliptic modular surfaces2016
- Author(s)
  Ohashi Hisanori
- Organizer
  Calabi-Yau manifolds: arithmetic, geometry and physics
- Place of Presentation
  津田塾大学（東京都・小平市）
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] エンリケス曲面の自己同型について2016
- Author(s)
  大橋久範
- Organizer
  新潟代数セミナー
- Place of Presentation
  新潟大学（新潟県・新潟市）
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] the automorphism groups of the Enriques surfaces covered by some symmetric quartic K3 surfaces2016
- Author(s)
  H. Ohashi
- Organizer
  Arithmetic and Algebraic Geometry 2016
- Place of Presentation
  東大駒場キャンパス(東京都)目黒区
- Year and Date
  2016-01-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] エンリケス曲面の自己同型について2016
- Author(s)
  Hisanori Ohashi
- Organizer
  代数幾何セミナー
- Place of Presentation
  名古屋大学（愛知県名古屋市）
- Year and Date
  2016-03-03
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] the automorphism groups of Enriques surfaces covered by some symmetric quartic K3 surfaces2015
- Author(s)
  H. Ohashi
- Organizer
  Singular curves on K3 surfaces and hyperkahler manifolds
- Place of Presentation
  Oberwolfach institute　（Oberwolfach Germany)）
- Year and Date
  2015-11-09
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] Bi-canonical representations of finite automorphisms acting on Enriques surfaces2015
- Author(s)
  H. Ohashi
- Organizer
  Research seminar on algebraic and arithmetic geometry
- Place of Presentation
  ハノーバー大学 (ハノーバー　ドイツ）
- Year and Date
  2015-09-07
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2015
- Author(s)
  Hisanori Ohashi
- Organizer
  Research seminar on algebraic and arithmetic geometry
- Place of Presentation
  Leibniz universitaet Hannover (Hannover, Germany)
- Year and Date
  2015-09-07
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Gorenstein Q-homology projective planes2015
- Author(s)
  Hisanori Ohashi
- Organizer
  Joint Workshop: Geometry and Analysis
- Place of Presentation
  東京理科大学（千葉県野田市）
- Year and Date
  2015-05-15
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] エンリケス曲面の自己同型について2015
- Author(s)
  大橋久範
- Organizer
  合同セミナー
- Place of Presentation
  東京理科大学（東京都新宿区）
- Year and Date
  2015-09-17
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Curve configurations on Enriques surfaces and automorphism groups2015
- Author(s)
  Hisanori Ohashi
- Organizer
  Singular curves on K3 surfaces and hyperkaehler manifolds
- Place of Presentation
  Mathematisches Forschungsinstitut Oberwolfach (Oberwolfach, Germany)
- Year and Date
  2015-11-09
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] Gorenstein Q-homology projective planes2015
- Author(s)
  H. Ohashi
- Organizer
  Geometry and Analysis
- Place of Presentation
  東京理科大学(千葉県野田市）
- Year and Date
  2015-05-15
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] エンリケス曲面の自己同型について2015
- Author(s)
  大橋久範
- Organizer
  代数学シンポジウム
- Place of Presentation
  静岡大学（静岡県静岡市）
- Year and Date
  2015-09-01
- Invited
- Data Source
  KAKENHI-PROJECT-15K17521
[Presentation] エンリケス曲面の自己同型について,2015
- Author(s)
  H. Ohashi
- Organizer
  代数学シンポジウム
- Place of Presentation
  静岡大学(静岡県静岡市）
- Year and Date
  2015-09-01
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  大橋久範
- Organizer
  第七回代数曲面ワークショップat 秋葉原
- Place of Presentation
  首都大学東京　秋葉原サテライトキャンパス
- Year and Date
  2014-07-19
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] K3 曲面の自己同型とMathieu 群についてのサーベイ2014
- Author(s)
  大橋久範
- Organizer
  マシュームーンシャインに関する勉強会
- Place of Presentation
  東京大学玉原国際セミナーハウス
- Year and Date
  2014-08-26
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] The automorphism groups of Enriques surfaces covered by symmetric quartic surfaces,2014
- Author(s)
  大橋久範
- Organizer
  K3, Enriques surfaces and related topics
- Place of Presentation
  名古屋大学
- Year and Date
  2014-11-10
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] (Non-)semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  H. Ohashi
- Organizer
  射影多様体の幾何とその周辺2014
- Place of Presentation
  高知大学朝倉キャンパス（高知県）
- Year and Date
  2014-11-02
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Finite groups of Enriques surfaces and the Mathieu group M12,2014
- Author(s)
  大橋久範
- Organizer
  String, lattice and moonshine
- Place of Presentation
  立教大学
- Year and Date
  2014-12-04
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] The automorphism groups of the Enriques surfaces covered by some symmetric quartic K32014
- Author(s)
  Hisanori Ohashi
- Organizer
  Moduli and self-maps
- Place of Presentation
  京都大学
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] (Non-)semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  大橋久範
- Organizer
  射影多様体の幾何とその周辺
- Place of Presentation
  高知大学
- Year and Date
  2014-11-02
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] The automorphism groups of Enriques surfaces covered by symmetric quartic surfaces2014
- Author(s)
  H. Ohashi
- Organizer
  K3, Enriques surfaces and related topics
- Place of Presentation
  名古屋大学東山キャンパス（愛知県）
- Year and Date
  2014-11-10
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  大橋久範
- Organizer
  第八回玉原特殊多様体研究集会
- Place of Presentation
  東京大学玉原国際セミナーハウス
- Year and Date
  2014-09-18
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] Finite groups of Enriques surfaces and the Mathieu group M122014
- Author(s)
  H. Ohashi
- Organizer
  String, lattice and moonshine
- Place of Presentation
  立教大学池袋キャンパス（東京都）
- Year and Date
  2014-12-04
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  大橋久範
- Organizer
  第二回K3 曲面・エンリケス曲面ワークショップ
- Place of Presentation
  旭川市大雪クリスタルホール
- Year and Date
  2014-08-30
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  H. Ohashi
- Organizer
  第七回代数曲面ワークショップat秋葉原
- Place of Presentation
  首都大学東京秋葉原サテライトキャンパス（東京都）
- Year and Date
  2014-07-19
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  H. Ohashi
- Organizer
  第二回K3 曲面・エンリケス曲面ワークショップ
- Place of Presentation
  旭川市大雪クリスタルホール（北海道）
- Year and Date
  2014-08-30
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] 4 次対称K3 曲面から決まるエンリケス曲面の自己同型群の決定2014
- Author(s)
  大橋久範
- Organizer
  日本数学会
- Place of Presentation
  学習院大学
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  大橋久範
- Organizer
  Mini-workshop on Calabi-Yau varienties: Arithmetic Geometry and Physics
- Place of Presentation
  津田塾大学
- Year and Date
  2014-08-07
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] K3 曲面の自己同型とMathieu 群についてのサーベイ2014
- Author(s)
  H. Ohashi
- Organizer
  マシュームーンシャインに関する勉強会
- Place of Presentation
  東京大学玉原国際セミナーハウス（群馬県）
- Year and Date
  2014-08-26
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  H. Ohashi
- Organizer
  Mini-workshop on Calabi-Yau
- Place of Presentation
  津田塾大学小平キャンパス（東京都）
- Year and Date
  2014-08-07
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Non-semi-symplectic automorphisms of Enriques surfaces2014
- Author(s)
  H. Ohashi
- Organizer
  第八回玉原特殊多様体研究集会
- Place of Presentation
  東京大学玉原国際セミナーハウス（群馬県）
- Year and Date
  2014-09-18
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] 複素K3 曲面の変形とモジュライと自己同型について2013
- Author(s)
  大橋久範
- Organizer
  K3 曲面・エンリケス曲面ワークショップ
- Place of Presentation
  北海道教育大学　札幌駅前サテライト
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] On automorphisms of Enriques surfaces2013
- Author(s)
  H. Ohashi
- Organizer
  Arithmetic and Algebraic Geometry 2013
- Place of Presentation
  東京大学
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] On some lattice of interest related to the prime eleven2013
- Author(s)
  大橋久範
- Organizer
  玉原特殊多様体研究集会
- Place of Presentation
  東大玉原国際セミナーハウス
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] The rationality of moduli spaces of Eisenstein K3 surfaces2013
- Author(s)
  H. Ohashi
- Organizer
  New trends s in Arithmetic and Geometry of Algebraic Surfaces
- Place of Presentation
  CIRM（フランス）
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Integral points of some elliptic curve via the binary Golay code2013
- Author(s)
  Hisanori Ohashi
- Organizer
  Beyond the moonshine
- Place of Presentation
  ホテル華の湯
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] K3 曲面やエンリケス曲面の有限対称性の分類2012
- Author(s)
  大橋久範
- Organizer
  代数幾何講演会
- Place of Presentation
  埼玉大学
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Log del Pezzo surfaces of index three with multiple smooth divisors2012
- Author(s)
  大橋久範
- Organizer
  第９回アフィン代数幾何学研究集会(招待講演)
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Automorphisms of the octahedral Enriques surface2012
- Author(s)
  大橋久範
- Organizer
  高次元代数幾何の周辺
- Place of Presentation
  京都大学
- Invited
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] On automorphism groups of Enriques surfaces2011
- Author(s)
  大橋久範
- Organizer
  城崎代数幾何学シンポジウム(招待講演)
- Place of Presentation
  兵庫県豊岡市
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] On automorphism groups of Enriques surfaces2011
- Author(s)
  大橋久範
- Organizer
  代数幾何ワークショップ2011(招待講演)
- Place of Presentation
  法政大学
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] On automorphisms of Enriques surfaces2011
- Author(s)
  大橋久範
- Organizer
  Workshop on Arithmetic and Geometry of K3　surfaces and Calabi-Yau threefolds(招待講演)
- Place of Presentation
  フィールズ研究所（カナダ）
- Data Source
  KAKENHI-PROJECT-23740010
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  大橋久範
- Organizer
  Geometry of lattices and infinite dimensional Lie algebras
- Place of Presentation
  IPMU (東京大学)
- Year and Date
  2010-03-18
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] On the MWL of some elliptic K3 surface in char. 112010
- Author(s)
  大橋久範
- Organizer
  第2回GCOE若手数学者交流会
- Place of Presentation
  京都大学
- Year and Date
  2010-02-22
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] K3 surfaces and log del Pezzo surfaces of index three2010
- Author(s)
  大橋久範
- Organizer
  射影多様体の幾何とその周辺
- Place of Presentation
  高知大学
- Year and Date
  2010-11-05
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] K3 surfaces and log del Pezzo surfaces of index three2010
- Author(s)
  Hisanori Ohashi
- Organizer
  V Iberoamerican Congress of Geometry
- Place of Presentation
  Pucon, Chile(招待講演)
- Year and Date
  2010-12-11
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] ある楕円K3曲面の整切断とbinary Golay codeについて2010
- Author(s)
  大橋久範
- Organizer
  日本数学会
- Place of Presentation
  慶応大学
- Year and Date
  2010-03-24
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  大橋久範
- Organizer
  Geometry of lattices and infinite dimensional Lie algebras
- Place of Presentation
  IPMU
- Year and Date
  2010-03-18
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] ヤコビアンクンマー曲面のHW対合の退化とComessattiアーベル曲面の対応2010
- Author(s)
  大橋久範
- Organizer
  日本数学会
- Place of Presentation
  名古屋大学
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  大橋久範
- Organizer
  関西代数幾何セミナー
- Place of Presentation
  奈良女子大学
- Year and Date
  2010-01-22
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] K3 surfaces and log del Pezzo surfaces of index three2010
- Author(s)
  大橋久範
- Organizer
  射影多様体の幾何とその周辺
- Place of Presentation
  高知大学(招待講演)
- Year and Date
  2010-11-05
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] On the MWL of some elliptic K3 surface in char. 112010
- Author(s)
  大橋久範
- Organizer
  第2回GCOE若手数学者交流会
- Place of Presentation
  芝蘭会館
- Year and Date
  2010-02-22
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  Hisanori Ohashi
- Organizer
  Lattices Reflection groups and Algebraic Geometry
- Place of Presentation
  Nagoya University(招待講演)
- Year and Date
  2010-11-26
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  大橋久範
- Organizer
  Algebraic Geometry in Characteristic p and Related Topics
- Place of Presentation
  東京大学
- Year and Date
  2010-02-19
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] K3 surfaces and log del Pezzo surfaces of index three2010
- Author(s)
  大橋久範
- Organizer
  V Iberoamerican Congress on Geometry
- Place of Presentation
  Universidad de la frontera sede Pucon
- Year and Date
  2010-12-11
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code, Lattices2010
- Author(s)
  大橋久範
- Organizer
  reflection groups and Algebraic Geometry
- Place of Presentation
  名古屋大学
- Year and Date
  2010-11-26
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] ある楕円K3曲面の整切断と binary Golay code について2010
- Author(s)
  大橋久範
- Organizer
  日本数学会
- Place of Presentation
  慶慮大学
- Year and Date
  2010-03-24
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2010
- Author(s)
  大橋久範
- Organizer
  Algebraic geometry in Characteristic p and related topics
- Place of Presentation
  東京大学
- Year and Date
  2010-02-19
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] On the Mordell-Weil lattice of some elliptic supersingular K3 surface in characteristic eleven2009
- Author(s)
  大橋久範
- Organizer
  代数幾何セミナー
- Place of Presentation
  名古屋大学
- Year and Date
  2009-11-30
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral points of some elliptic curve through the Niemeier lattices2009
- Author(s)
  大橋久範
- Organizer
  第七回代数曲線論シンポジウム
- Place of Presentation
  横浜国立大学サテライトキャンパス
- Year and Date
  2009-12-05
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] The Mordell-Weil lattice of an elliptic supersingular K3 surface in characteristic eleven2009
- Author(s)
  大橋久範
- Organizer
  K3, Enriques and special surfaces
- Place of Presentation
  立教大学
- Year and Date
  2009-09-02
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Enriques surfaces covered by a fixed K3 surface, Berlin Mathematical Society Summer School and Conference2009
- Author(s)
  大橋久範
- Organizer
  Moduli 2009
- Place of Presentation
  Humboldt-Universitaet zu Berlin
- Year and Date
  2009-08-23
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] On the MWL of some elliptic K3 surface in characteristic eleven2009
- Author(s)
  大橋久範
- Organizer
  代数幾何学シンポジウム
- Place of Presentation
  兵庫県豊岡市城崎
- Year and Date
  2009-10-28
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Enriques surfaces covered by a fixed K3 surface2009
- Author(s)
  大橋久範
- Organizer
  BMS summer school 2009
- Place of Presentation
  フンボルト大学 (ドイツ)
- Year and Date
  2009-08-23
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] The Mordell-Weil lattice of an elliptic supersingular K3 surface in characteristic eleven2009
- Author(s)
  大橋久範
- Organizer
  K3, Enriques and Special Surfaces
- Place of Presentation
  立教大学
- Year and Date
  2009-09-02
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] A Mordell-Weil lattice in characteristic eleven, Category Theory2009
- Author(s)
  大橋久範
- Organizer
  Computer Science and Topology
- Place of Presentation
  信州大学
- Year and Date
  2009-10-17
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface via the binary Golay code2009
- Author(s)
  大橋久範
- Organizer
  高次元代数幾何の周辺
- Place of Presentation
  京都大学
- Year and Date
  2009-12-14
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] A Mordell-Weil lattice in characteristic eleven2009
- Author(s)
  大橋久範
- Organizer
  Category theory, computer science, and topology
- Place of Presentation
  信州大学
- Year and Date
  2009-10-17
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral points of some elliptic curve through the Niemeier lattices2009
- Author(s)
  大橋久範
- Organizer
  第七回代数曲線論シンポジウム
- Place of Presentation
  横浜ランドマークタワー18階横浜国立大学サテライトキャンパス
- Year and Date
  2009-12-05
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] Integral sections of some elliptic K3 surface and the binary Golay code2009
- Author(s)
  大橋久範
- Organizer
  高次元代数幾何の周辺
- Place of Presentation
  京都大学
- Year and Date
  2009-12-14
- Data Source
  KAKENHI-PROJECT-21840031
[Presentation] On some lattice of interest related to the prime eleven
- Author(s)
  Hisanori Ohashi
- Organizer
  玉原特殊多様体研究集会
- Place of Presentation
  東大玉原国際セミナーハウス
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] The automorphism groups of the Enriques surfaces covered by some symmetric quartic K3 surfa
- Author(s)
  Hisanori Ohashi
- Organizer
  Moduli spaces and self-maps
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-25220701
[Presentation] Integral points of some elliptic curve via the binary Golay code
- Author(s)
  Hisanori Ohashi
- Organizer
  Beyond the moonshine
- Place of Presentation
  ホテル華の湯（仙台）
- Invited
- Data Source
  KAKENHI-PROJECT-25220701

1. MUKAI Shigeru (80115641)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
2. NAKAYAMA Noboru (10189079)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. Ma Shohei (80633255)

# of Collaborated Projects: 2 results

# of Collaborated Products: 2 results
4. KONDO Shigeyuki (50186847)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. MORI Shigefumi (00093328)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. IDE Manabu (90367582)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. TAKAGI Hiromichi (30322150)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. Saito Sachiko (40260400)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. Taki Shingo (30609714)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. UEDA Tetsuo (10127053)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. NAMIKAWA Yoshinori (80228080)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. KAWAGUCHI Shu (20324600)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. ABE Takeshi (90362409)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. NASU Hirokazu (30535331)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 中島啓 (00201666)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 吉川謙一 (20242810)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 小木曽啓示 (40224133)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. 森脇淳 (70191062)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. 宍倉光広 (70192606)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. SANNAI Akiyoshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. WANDEL Marte

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. KIM Kyounghee

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. DOLGACHEV Igor

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. ALLCOCK Daniel

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. HEDEN Isac

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Ohashi Hisanori 大橋 久範

OHASHI Hisanori 大橋 久範

Research Projects

Research Products

Co-Researchers

Structural study of automorphisms of Enriques surfacesPrincipal InvestigatorOngoing

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Finite groups in the theory of K3 surfacesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Real K3 surfaces with non-symplectic holomorphic involutions and their degenerations

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Moduli spaces of algebraic varieties and self-morphisms

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Automorphisms of algebraic surfaces and its applicationsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Moduli theoretic study of Fano varieties and Enriques surfaces

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

K3 and Enriques surfaces from the viewpoint of automorphismsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] サレム数とK3曲面の自己同型2018

Author(s)

Journal Title

Data Source

[Journal Article] On automorphisms of Enriques surfaces and their entropy2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Rationality of the moduli spaces of Eisenstein K3 surfaces2015

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The automorphism groups of Enriques surfaces covered by symmetric quartic surfaces2015

Author(s)

Journal Title

Data Source

[Journal Article] Gorenstein Q-homology projective planes2015

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The automorphism Groups of Enriques surfaces covered by symmetric quartic surfaces2014

Author(s)

Journal Title

Data Source

[Journal Article] Classification of involutions on Enriques surfaces2014

Author(s)

Journal Title

Data Source

[Journal Article] Enriques surfaces of Hutchinson-Gopel type and Mathieu automorphism2013

Author(s)

Ohashi Hisanori 大橋久範

OHASHI Hisanori 大橋久範