Ito Atsushi 伊藤敦

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伊藤敦イトウアツシ

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Researcher Number	90712240
Other IDs
Affiliation (Current)	2025: 筑波大学, 数理物質系, 教授
Affiliation (based on the past Project Information) *help	2023: 岡山大学, 環境生命自然科学学域, 准教授 2021 – 2022: 岡山大学, 自然科学学域, 准教授 2017 – 2020: 名古屋大学, 多元数理科学研究科, 助教 2013 – 2014: 東京大学, 数理(科)学研究科(研究院), その他
Review Section/Research Field	Principal Investigator Algebra / Basic Section 11010:Algebra-related
Keywords	Principal Investigator シジジー / カラビ-ヤウ多様体 / セシャドリ定数 / アーベル多様体 / 直線束の正値性 / 代数多様体 / movable cone予想 / 束幅 / グロモフ幅 / 代数ビジョン … More / K安定性 / 双対欠損 / トーリック多様体 / 森夢空間 Less

Research Projects
(3 results)
Research Products
(32 results)

代数多様体上の直線束の正値性に関する研究Principal Investigator
- Principal Investigator
  
  伊藤敦
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Okayama University
Research on combinatorial descriptions of dual defects of toric varietiesPrincipal Investigator
- Principal Investigator
  
  Ito Atsushi
- Project Period (FY)
  2017 – 2023
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Okayama University
  Nagoya University
森夢空間の具体例についてPrincipal Investigator
- Principal Investigator
  
  伊藤敦
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Algebra
- Research Institution
  The University of Tokyo

All 2024 2023 2022 2021 2020 2019 2018 2017 2014 2013

All Journal Article Presentation

[Journal Article] The movable cone of Calabi-Yau threefolds in ruled Fano manifolds2024
- Author(s)
  Ito Atsushi、Lai Ching-Jui、Wang Sz-Sheng
- Journal Title
  
  Journal of Geometry and Physics
  
  Volume: 195 Pages: 105053-105053
- DOI
  10.1016/j.geomphys.2023.105053
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03201, KAKENHI-PROJECT-17K14162
[Journal Article] On Syzygies of projective bundles on abelian varieties (Raychaudhury Debaditya氏の論文Continuous CM-regularity and generic vanishingのappendix)2024
- Author(s)
  Ito Atsushi
- Journal Title
  
  Advances in Geometry
  
  Volume: 24 Issue: 1 Pages: 34-37
- DOI
  10.1515/advgeom-2023-0028
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K03201, KAKENHI-PROJECT-17K14162
[Journal Article] Corrigendum to “Successive minima of line bundles” [Adv. Math. 365 (2020) 107045]2023
- Author(s)
  Ambro Florin, Ito Atsushi
- Journal Title
  
  Advances in Mathematics
  
  Volume: 420 Pages: 108966-108966
- DOI
  10.1016/j.aim.2023.108966
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03201, KAKENHI-PROJECT-17K14162
[Journal Article] Projective normality and basepoint‐freeness thresholds of general polarized abelian varieties2023
- Author(s)
  Ito Atsushi
- Journal Title
  
  Bulletin of the London Mathematical Society
  
  Volume: 55 Issue: 6 Pages: 2793-2816
- DOI
  10.1112/blms.12895
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K03201, KAKENHI-PROJECT-17K14162
[Journal Article] Examples on Loewy filtrations and K-stability of Fano varieties with non-reductive automorphism groups2021
- Author(s)
  Ito Atsushi
- Journal Title
  
  Annales de l'Institut Fourier
  
  Volume: 71 Issue: 2 Pages: 515-537
- DOI
  10.5802/aif.3395
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K14162
[Journal Article] A Combinatorial Description of Dual Defects of Toric Varieties2020
- Author(s)
  Furukawa Katsuhisa、Ito Atsushi
- Journal Title
  
  Communications in Contemporary Mathematics
  
  Volume: － Issue: 01 Pages: 2050001-2050001
- DOI
  10.1142/s0219199720500017
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14162
[Journal Article] Successive minima of line bundles2020
- Author(s)
  Ambro Florin、Ito Atsushi
- Journal Title
  
  Advances in Mathematics
  
  Volume: 365 Pages: 107045-107045
- DOI
  10.1016/j.aim.2020.107045
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Journal Article] Derived equivalence and Grothendieck ring of varieties: the case of K3 surfaces of degree 12 and abelian varieties2020
- Author(s)
  Ito Atsushi、Miura Makoto、Okawa Shinnosuke、Ueda Kazushi
- Journal Title
  
  Selecta Mathematica
  
  Volume: 26 Issue: 3 Pages: 1-27
- DOI
  10.1007/s00029-020-00561-x
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14162, KAKENHI-PROJECT-16H03930, KAKENHI-PROJECT-16H06337, KAKENHI-PROJECT-23K20208
[Journal Article] Projective Reconstruction in Algebraic Vision2019
- Author(s)
  Ito Atsushi、Miura Makoto、Ueda Kazushi
- Journal Title
  
  Canadian Mathematical Bulletin
  
  Volume: － Issue: 3 Pages: 1-18
- DOI
  10.4153/s0008439519000687
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162, KAKENHI-PROJECT-15KT0105
[Journal Article] A remark on higher syzygies on abelian surfaces2018
- Author(s)
  Ito Atsushi
- Journal Title
  
  Communications in Algebra
  
  Volume: 46 Issue: 12 Pages: 5342-5347
- DOI
  10.1080/00927872.2018.1464172
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Projective normality of general polarized abelian varieties2023
- Author(s)
  伊藤敦
- Organizer
  K3, Enriques Surfaces, and Related Topics
- Invited
- Data Source
  KAKENHI-PROJECT-21K03201
[Presentation] Review of some recent results on linear systems on abelian varieties2023
- Author(s)
  伊藤　敦
- Organizer
  第1回熱海代数幾何学研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Review of some recent results on linear systems on abelian varieties2023
- Author(s)
  伊藤　敦
- Organizer
  第1回熱海代数幾何学研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-21K03201
[Presentation] Projective normality of general polarized abelian varieties2023
- Author(s)
  伊藤敦
- Organizer
  K3, Enriques Surfaces, and Related Topics
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Projective normality of general polarized abelian varieties2022
- Author(s)
  伊藤　敦
- Organizer
  城崎代数幾何学シンポジウム 2022
- Invited
- Data Source
  KAKENHI-PROJECT-21K03201
[Presentation] Projective normality of general polarized abelian varieties2022
- Author(s)
  伊藤　敦
- Organizer
  城崎代数幾何学シンポジウム 2022
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Linear systems on abelian varieties2021
- Author(s)
  伊藤　敦
- Organizer
  第16回代数・解析・幾何学セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Linear systems on general polarized abelian varieties of type (1,...,1,d)2021
- Author(s)
  伊藤　敦
- Organizer
  都の西北代数幾何学シンポジウム 2021 「接束の正値性とその周辺」
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Linear systems on abelian varieties via M-regularity of Q-twisted sheaves2021
- Author(s)
  伊藤　敦
- Organizer
  第66回代数学シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Linear systems on general polarized abelian varieties of type (1,...,1,d)2021
- Author(s)
  伊藤　敦
- Organizer
  都の西北代数幾何学シンポジウム 2021 「接束の正値性とその周辺」
- Invited
- Data Source
  KAKENHI-PROJECT-21K03201
[Presentation] Linear systems on abelian varieties via M-regularity of Q-twisted sheaves2021
- Author(s)
  伊藤　敦
- Organizer
  第66回代数学シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21K03201
[Presentation] On a generalization of Seshadri constant2019
- Author(s)
  伊藤　敦
- Organizer
  Toric geometry, degenerations and related topics
- Invited
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] On Grothendieck ring of varieties and derived equivalence2018
- Author(s)
  伊藤　敦
- Organizer
  The 11th Conference on Arithmetic and Algebraic Geometry
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] On Loewy filtrations and K-stability of Fano varieties with non-reductive automorphism groups2018
- Author(s)
  伊藤　敦
- Organizer
  Workshop on Birational Geometry and Related Topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] A remark on higher syzygies on abelian surfaces2018
- Author(s)
  伊藤　敦
- Organizer
  Higher dimensional algebraic geometry
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] On Loewy filtrations and K-stability of Fano varieties with non-reductive automorphism groups2018
- Author(s)
  伊藤　敦
- Organizer
  Differential, Algebraic and Topological Methods in Complex Algebraic Geometry
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] On Loewy filtrations and K-stability of Fano varieties with non-reductive automorphism groups2018
- Author(s)
  伊藤　敦
- Organizer
  Algebraic Geometry in East Asia
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] On Grothendieck ring of varieties and derived equivalence2017
- Author(s)
  伊藤　敦
- Organizer
  Second Japanese-European Symposium on Symplectic Varieties and Moduli Spaces
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] On reconstruction problem in algebraic vision2017
- Author(s)
  伊藤　敦
- Organizer
  Classification and Moduli Theory of Algebraic Varieties
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14162
[Presentation] Examples of Mori dream spaces with Picard number two2014
- Author(s)
  伊藤　敦
- Organizer
  第２６回可換環論セミナー
- Place of Presentation
  北海道教育大学（北海道札幌市）
- Invited
- Data Source
  KAKENHI-PROJECT-25887010
[Presentation] Small Q-factorial modifications of Quot schemes of trivial bundles on P^12014
- Author(s)
  伊藤　敦
- Organizer
  第三回若手代数複素幾何研究集会
- Place of Presentation
  いきいきひろば（長崎県長崎市）
- Invited
- Data Source
  KAKENHI-PROJECT-25887010
[Presentation] Small Q-factorial modifications of Quot schemes of trivial bundles on P^12013
- Author(s)
  伊藤　敦
- Organizer
  5th Algebraic Geometry in East Asia
- Place of Presentation
  Institute of Mathematics, AMSS（中国，北京）
- Invited
- Data Source
  KAKENHI-PROJECT-25887010

Ito Atsushi 伊藤 敦

伊藤 敦 イトウ アツシ

Research Projects

Research Products

代数多様体上の直線束の正値性に関する研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Research on combinatorial descriptions of dual defects of toric varietiesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

森夢空間の具体例についてPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] The movable cone of Calabi-Yau threefolds in ruled Fano manifolds2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] On Syzygies of projective bundles on abelian varieties (Raychaudhury Debaditya氏の論文Continuous CM-regularity and generic vanishingのappendix)2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Corrigendum to “Successive minima of line bundles” [Adv. Math. 365 (2020) 107045]2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Projective normality and basepoint‐freeness thresholds of general polarized abelian varieties2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Examples on Loewy filtrations and K-stability of Fano varieties with non-reductive automorphism groups2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A Combinatorial Description of Dual Defects of Toric Varieties2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Successive minima of line bundles2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Derived equivalence and Grothendieck ring of varieties: the case of K3 surfaces of degree 12 and abelian varieties2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Projective Reconstruction in Algebraic Vision2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A remark on higher syzygies on abelian surfaces2018

Author(s)

Journal Title

DOI

Data Source

[Presentation] Projective normality of general polarized abelian varieties2023

Author(s)

Organizer

Data Source

[Presentation] Review of some recent results on linear systems on abelian varieties2023

Author(s)

Organizer

Data Source

Ito Atsushi 伊藤敦

伊藤敦イトウアツシ