Itagaki Tomohiro 板垣智洋

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Tomohiro Itagaki 板垣智洋

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Researcher Number	80756487
Other IDs
Affiliation (Current)	2025: 高崎経済大学, 経済学部, 准教授
Affiliation (based on the past Project Information) *help	2020 – 2023: 高崎経済大学, 経済学部, 准教授 2017 – 2019: 東京理科大学, 理学部第一部数学科, 助教
Review Section/Research Field	Principal Investigator Basic Section 11010:Algebra-related / Algebra
Keywords	Principal Investigator ホッホシルトホモロジー / 多元環 / 箙 / ホッホシルト拡大環 / ホッホシルトホモロジー次元 / 代数学 / フロベニウス多元環 / Batalin-Vilkovisky構造 / BV-構造 / 多元環の表現論 / BV structure / ホッホシルトコホモロジー

Research Projects
(2 results)
Research Products
(21 results)

多元環の箙構造とホッホシルトホモロジー次元Principal Investigator
- Principal Investigator
  
  板垣智洋
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Takasaki City University of Economics
Study on BV-structure of Hochschild cohomology of finite dimensional algebrasPrincipal Investigator
- Principal Investigator
  
  Tomohiro Itagaki
- Project Period (FY)
  2017 – 2021
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Takasaki City University of Economics
  Tokyo University of Science

All 2023 2022 2021 2020 2019 2018 2017

All Journal Article Presentation

[Journal Article] A Batalin-Vilkovisky structure on the complete cohomology ring of a Frobenius algebra2021
- Author(s)
  Itagaki Tomohiro、Sanada Katsunori、Usui Satoshi
- Journal Title
  
  Journal of Algebra
  
  Volume: 581 Pages: 226-277
- DOI
  10.1016/j.jalgebra.2021.04.016
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14175, KAKENHI-PROJECT-17K05211
[Journal Article] Symmetric Hochschild extension algebras and normalized 2-cocycles2018
- Author(s)
  Itagaki Tomohiro
- Journal Title
  
  Archiv der Mathematik
  
  Volume: 112 Issue: 3 Pages: 249-259
- DOI
  10.1007/s00013-018-1249-y
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14175
[Journal Article] On presentations of Hochschild extension algebras for a class of self-injective Nakayama algebras2018
- Author(s)
  Koie Hideyuki、Itagaki Tomohiro、Sanada Katsunori
- Journal Title
  
  SUT Journal of Mathematics
  
  Volume: 53 Pages: 135-148
- NAID
  120006732558
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Hochschild homology dimension and a class of Hochschild extension algebras of truncated quiver algebras2023
- Author(s)
  Tomohiro Itagaki
- Organizer
  The Ninth China-Japan-Korea International Conference on Ring and Module Theory
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13776
[Presentation] Hochschild cohomology of Nm2022
- Author(s)
  板垣智洋、鳥居猛、中本和典
- Organizer
  日本数学会2022年度年会
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] 多元環のHochschild拡大環について (1)2021
- Author(s)
  板垣智洋
- Organizer
  空間の代数的・幾何的モデルとその周辺
- Invited
- Data Source
  KAKENHI-PROJECT-21K13776
[Presentation] 多元環のHochschild拡大環について (2)2021
- Author(s)
  板垣智洋
- Organizer
  空間の代数的・幾何的モデルとその周辺
- Invited
- Data Source
  KAKENHI-PROJECT-21K13776
[Presentation] Hochschild cohomology of Nm2021
- Author(s)
  板垣智洋、鳥居猛、中本和典
- Organizer
  第53回環論及び表現論シンポジウム
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] 有限次元自己入射的多元環のホッホシルトコホモロジー上のBV構造について2020
- Author(s)
  板垣智洋
- Organizer
  第9回（非）可換代数とトポロジー
- Invited
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] The Hochschild cohomology of a class of exceptional periodic selfinjective algebras of polynomial growth2019
- Author(s)
  Tomohiro Itagaki, Hideyuki Koie
- Organizer
  第8回日中韓環論国際シンポジウム
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] BV algebra structures on Hochschild cohomology of self-injective Nakayama algebras2019
- Author(s)
  板垣智洋
- Organizer
  第65回代数学シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Batalin-Vilkovisky algebra structures on the Hochschild cohomology of self-injective Nakayama algebras2018
- Author(s)
  Tomohiro Itagaki
- Organizer
  環論及び表現論シンポジウム
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Batalin-Vilkovisky algebra structures on the Hochschild cohomology of self-injective Nakayama algebras2018
- Author(s)
  板垣智洋
- Organizer
  日本数学会2018年度年会
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Symmetric Hochschild extension algebras and normalized 2-cocycles2018
- Author(s)
  Tomohiro Itagaki
- Organizer
  The Mini-Workshop on Hochschild Cohomology and Related Topics III
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] On presentations of Hochschild extension algebras for a class of self-injective Nakayama algebras2018
- Author(s)
  鯉江秀行(登壇者)、板垣智洋、眞田克典
- Organizer
  日本数学会2018年度年会
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Symmetric Hochschild extension algebras and normalized 2-cocycles2017
- Author(s)
  板垣智洋
- Organizer
  日本数学会秋季総合分科会
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] The ordinary quivers of Hochschild extension algebras for self-injective Nakayama algebras2017
- Author(s)
  鯉江秀行(登壇者)、板垣智洋、眞田克典
- Organizer
  環論及び表現論シンポジウム
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] A Batalin-Vilkovisky algebra structure on the Hochschild cohomology of self-injective Nakayama algebras2017
- Author(s)
  Tomohiro Itagaki
- Organizer
  シュトゥットガルト大学表現論セミナー
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Batalin-Vilkovisky algebra structures on the Hochschild cohomology of self-injective Nakayama algebras2017
- Author(s)
  Tomohiro Itagaki
- Organizer
  華東師範大学数学科セミナー
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Symmetric Hochschild extension algebras and the normalization of 2-cocycles.2017
- Author(s)
  Tomohiro Itagaki
- Organizer
  シュトゥットガルト大学表現論セミナー
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14175
[Presentation] Symmetric Hochschild extension algebras and normalized 2-cocycles2017
- Author(s)
  板垣智洋
- Organizer
  環論及び表現論シンポジウム
- Data Source
  KAKENHI-PROJECT-17K14175

Itagaki Tomohiro 板垣 智洋

Tomohiro Itagaki 板垣 智洋

Research Projects

Research Products

多元環の箙構造とホッホシルトホモロジー次元Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on BV-structure of Hochschild cohomology of finite dimensional algebrasPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] A Batalin-Vilkovisky structure on the complete cohomology ring of a Frobenius algebra2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Symmetric Hochschild extension algebras and normalized 2-cocycles2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] On presentations of Hochschild extension algebras for a class of self-injective Nakayama algebras2018

Author(s)

Journal Title

NAID

Data Source

[Presentation] Hochschild homology dimension and a class of Hochschild extension algebras of truncated quiver algebras2023

Author(s)

Organizer

Data Source

[Presentation] Hochschild cohomology of Nm2022

Author(s)

Organizer

Data Source

[Presentation] 多元環のHochschild拡大環について (1)2021

Author(s)

Organizer

Data Source

[Presentation] 多元環のHochschild拡大環について (2)2021

Author(s)

Organizer

Data Source

[Presentation] Hochschild cohomology of Nm2021

Author(s)

Organizer

Data Source

[Presentation] 有限次元自己入射的多元環のホッホシルトコホモロジー上のBV構造について2020

Author(s)

Organizer

Data Source

[Presentation] The Hochschild cohomology of a class of exceptional periodic selfinjective algebras of polynomial growth2019

Author(s)

Organizer

Data Source

[Presentation] BV algebra structures on Hochschild cohomology of self-injective Nakayama algebras2019

Author(s)

Organizer

Data Source

[Presentation] Batalin-Vilkovisky algebra structures on the Hochschild cohomology of self-injective Nakayama algebras2018

Author(s)

Organizer

Data Source

[Presentation] Batalin-Vilkovisky algebra structures on the Hochschild cohomology of self-injective Nakayama algebras2018

Author(s)

Organizer

Data Source

[Presentation] Symmetric Hochschild extension algebras and normalized 2-cocycles2018

Author(s)

Organizer

Data Source

[Presentation] On presentations of Hochschild extension algebras for a class of self-injective Nakayama algebras2018

Author(s)

Organizer

Data Source

[Presentation] Symmetric Hochschild extension algebras and normalized 2-cocycles2017

Itagaki Tomohiro 板垣智洋

Tomohiro Itagaki 板垣智洋