Oi Shiho 大井志穂

Researcher Number	90891789
Other IDs
Affiliation (Current)	2025: 新潟大学, 自然科学系, 准教授
Affiliation (based on the past Project Information) *help	2021 – 2024: 新潟大学, 自然科学系, 助教
Review Section/Research Field	Principal Investigator Basic Section 12010:Basic analysis-related Except Principal Investigator Basic Section 12010:Basic analysis-related
Keywords	Principal Investigator 等距離写像 / フーリエ環 / 保存問題 / バナッハ環 / Banach環 / C＊環 / リプシッツ環 / 全射等距離写像 / Jordan＊同型写像 Except Principal Investigator 正則関数 … More / スペクトル / Banach空間 / 端点 / 2-local isometry / local isometry / local map / isometry / Mazur-Ulam property / Tingley's problem / 等距離写像 / 関数環 / 可換Banach環 Less

Preserver problems on Fourier algebras and related algebrasPrincipal Investigator
- Principal Investigator
  
  大井志穂
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Niigata University
Isometries on Banach algebrasPrincipal Investigator
- Principal Investigator
  
  大井志穂
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Niigata University
On spectrum preserving maps on Banach spaces and its application
- Principal Investigator
  
  Miura Takeshi
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Niigata University

All 2023 2022 2021

All Journal Article Presentation

[Journal Article] Isometries, Jordan *-isomorphisms and order isomorphisms on spaces of a unital $C^*$-algebra-valued continuous maps2023
- Author(s)
  Oi Shiho
- Journal Title
  
  RIMS Kokyuroku Bessatsu
  
  Volume: B93
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03650
[Journal Article] Jordan $*$-homomorphisms on the spaces of continuous maps taking values in $C^*$-algebras2023
- Author(s)
  Oi Shiho
- Journal Title
  
  Studia Mathematica
  
  Volume: 269 Issue: 1 Pages: 107-119
- DOI
  10.4064/sm220210-19-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K13804, KAKENHI-PROJECT-20K03650
[Journal Article] Tingley's problems on uniform algebras2021
- Author(s)
  Hatori Osamu、Oi Shiho、Shindo Togashi Rumi
- Journal Title
  
  Journal of Mathematical Analysis and Applications
  
  Volume: 503 Issue: 2 Pages: 125346-125346
- DOI
  10.1016/j.jmaa.2021.125346
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03536, KAKENHI-PROJECT-20K03650, KAKENHI-PROJECT-21K13804
[Journal Article] A SPHERICAL VERSION OF THE KOWALSKI?S?ODKOWSKI THEOREM AND ITS APPLICATIONS2021
- Author(s)
  OI SHIHO
- Journal Title
  
  Journal of the Australian Mathematical Society
  
  Volume: 111 Issue: 3 Pages: 386-411
- DOI
  10.1017/s1446788720000452
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03650
[Presentation] C*環に値をとる連続写像のなすバナッハ環上の等距離写像2023
- Author(s)
  大井志穂
- Organizer
  第8 回山陰基礎論と数学およびその周辺の研究集会
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] 行列値リプシッツ環上の全射線形等距離写像の代数的反射性2023
- Author(s)
  大井志穂
- Organizer
  2023年日本数学会年会
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環値リプシッツ環の間の Jordan* 同型写像とその応用2022
- Author(s)
  大井志穂
- Organizer
  2022 年度関数環研究集会
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環に値をとるリプシッツ関数のなすバナッハ環上の等距離写像2022
- Author(s)
  大井志穂
- Organizer
  第11 回信州関数解析シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環に値をとる連続写像のなすバナッハ環上の保存問題2022
- Author(s)
  大井志穂
- Organizer
  第69回トポロジ―シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環に値をとるリプシッツ環上のJordan* 準同型写像2022
- Author(s)
  大井志穂
- Organizer
  日本数学会 2022年度秋季総合分科会
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] Surjective isometries and Hermitian operators on vector-valued Lipschitz algebras2022
- Author(s)
  Shiho Oi
- Organizer
  2022 Japan-China International Conference on matrix theory with applications
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] Jordan *-homomorphisms on *-algebras of vector-valued continuous maps2022
- Author(s)
  Shiho Oi
- Organizer
  Operators on Banach algebras and related topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] Kowalski-S\l odkowskiの定理と2-local等距離写像2022
- Author(s)
  大井志穂
- Organizer
  第 6 回幾何学的群論ワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] 2-local isometries on commutative Banach algebras2022
- Author(s)
  Shiho Oi
- Organizer
  Women in Operator Theory
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] リプシッツ写像のなすBanach 環の距離構造と代数構造2021
- Author(s)
  大井志穂
- Organizer
  2021年度ジェネラルトポロジーシンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-20K03650
[Presentation] C*環に値をとるリプシッツ環の間の等距離写像2021
- Author(s)
  大井志穂
- Organizer
  第60 回実函数論・函数解析学合同シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-20K03650
[Presentation] Surjective isometries on Banach algebras of Lipschitz maps taking values in a unital C*-algebra2021
- Author(s)
  Shiho Oi
- Organizer
  the 8th European Congress of Mathematics-8ECM, Minisymposum: Recent Developments on Preservers
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環に値をとるリプシッツ環の間の等距離写像2021
- Author(s)
  大井志穂
- Organizer
  第60 回実函数論・函数解析学合同シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] 2-local isometries on commutative Banach algebras2021
- Author(s)
  大井志穂
- Organizer
  日本数学会
- Data Source
  KAKENHI-PROJECT-20K03650
[Presentation] リプシッツ写像のなすBanach 環の距離構造と代数構造2021
- Author(s)
  大井志穂
- Organizer
  2021年度ジェネラルトポロジーシンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環に値をとる連続写像のなすバナッハ環上のJordan* 同型写像2021
- Author(s)
  大井志穂
- Organizer
  2021年度関数環研究集会
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] C*環に値をとる連続写像のなすバナッハ環上のJordan*同型写像2021
- Author(s)
  大井志穂
- Organizer
  2021年度関数環研究集会
- Data Source
  KAKENHI-PROJECT-20K03650
[Presentation] Surjective linear isometries on unital C*-algebra valued Lipschitz algebras2021
- Author(s)
  Shiho Oi
- Organizer
  Research on preserver problems on Banach algebras and related topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13804
[Presentation] Surjective isometries on Banach algebras of Lipschitz maps taking values in a unital C*-algebra2021
- Author(s)
  Shiho Oi
- Organizer
  the 8th European Congress of Mathematics-8ECM
- Data Source
  KAKENHI-PROJECT-20K03650

1. Miura Takeshi (90333989)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 羽鳥理

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Oi Shiho 大井 志穂

Research Projects

Research Products

Co-Researchers

Preserver problems on Fourier algebras and related algebrasPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Isometries on Banach algebrasPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

On spectrum preserving maps on Banach spaces and its application

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Isometries, Jordan *-isomorphisms and order isomorphisms on spaces of a unital $C^*$-algebra-valued continuous maps2023

Author(s)

Journal Title

Data Source

[Journal Article] Jordan $*$-homomorphisms on the spaces of continuous maps taking values in $C^*$-algebras2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tingley's problems on uniform algebras2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A SPHERICAL VERSION OF THE KOWALSKI?S?ODKOWSKI THEOREM AND ITS APPLICATIONS2021

Author(s)

Journal Title

DOI

Data Source

[Presentation] C*環に値をとる連続写像のなすバナッハ環上の 等距離写像2023

Author(s)

Organizer

Data Source

[Presentation] 行列値リプシッツ環上の 全射線形等距離写像の代数的反射性2023

Author(s)

Organizer

Data Source

[Presentation] C*環値リプシッツ環の間の Jordan* 同型写像とその応用2022

Author(s)

Organizer

Data Source

[Presentation] C*環に値をとるリプシッツ関数のなすバナッハ環上の等距離写像2022

Author(s)

Organizer

Data Source

[Presentation] C*環に値をとる連続写像のなすバナッハ環上の保存問題2022

Author(s)

Organizer

Data Source

[Presentation] C*環に値をとるリプシッツ環上のJordan* 準同型写像2022

Author(s)

Organizer

Data Source

[Presentation] Surjective isometries and Hermitian operators on vector-valued Lipschitz algebras2022

Author(s)

Organizer

Data Source

[Presentation] Jordan *-homomorphisms on *-algebras of vector-valued continuous maps2022

Author(s)

Organizer

Data Source

[Presentation] Kowalski-S\l odkowskiの定理と2-local等距離写像2022

Author(s)

Organizer

Data Source

[Presentation] 2-local isometries on commutative Banach algebras2022

Author(s)

Organizer

Oi Shiho 大井志穂

[Journal Article] Isometries, Jordan -isomorphisms and order isomorphisms on spaces of a unital $C^$-algebra-valued continuous maps2023

[Journal Article] Jordan $$-homomorphisms on the spaces of continuous maps taking values in $C^$-algebras2023

[Presentation] C*環に値をとる連続写像のなすバナッハ環上の等距離写像2023

[Presentation] 行列値リプシッツ環上の全射線形等距離写像の代数的反射性2023

[Presentation] C環値リプシッツ環の間の Jordan 同型写像とその応用2022

[Presentation] C環に値をとるリプシッツ環上のJordan 準同型写像2022

[Presentation] Jordan -homomorphisms on -algebras of vector-valued continuous maps2022

[Presentation] C環に値をとる連続写像のなすバナッハ環上のJordan 同型写像2021

[Presentation] C環に値をとる連続写像のなすバナッハ環上のJordan同型写像2021