FUJITA Hiroshi 藤田博司

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Fujita Hiroshi 藤田博司

藤田博司フジタヒロシ

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Researcher Number	60238582
Other IDs
Affiliation (Current)	2025: 愛媛大学, 理工学研究科(理学系), 講師
Affiliation (based on the past Project Information) *help	2020 – 2023: 愛媛大学, 理工学研究科(理学系), 講師 2007 – 2009: 愛媛大学, 理工学研究科, 講師 2005: Ehime University, Faculty of Science, Lecture, 理学部, 講師 2000 – 2005: 愛媛大学, 理学部, 助手 1994: 愛媛大学, 理学部, 助手
Review Section/Research Field	Principal Investigator General mathematics (including Probability theory/Statistical mathematics) / Basic Section 01010:Philosophy and ethics-related Except Principal Investigator General mathematics (including Probability theory/Statistical mathematics) / Geometry / General mathematics (including Probability theory/Statistical mathematics)
Keywords	Principal Investigator 公理的集合論 / 位相群 / 記述集合論 / 数理論理学 / 数理哲学史 / 連続体の哲学 / 連続体問題 / ディオファントス近似 / 決定公理 / 巨大基数 … More / キャパシティ / 三角級数 / 強制法による独立性証明 / 解析数論 / Projective Set / 強制法 / 一様分布論 / 調和解析 / ボレル構造 … More Except Principal Investigator Vietoris位相 / 超空間 / 連続選択関数 / weight / topological group / Vietoris topology / Hyperspace / セレクター / 次元 / 位相群 / Countably compact / Dimension / Fell topology / Selector / Ginsburg's problem / 擬コンパクト性 / 可算コンパクト性 / 積空間 / Ginsburg's question / 可算コンパクト / Fell位相 / hereditarily separable space / separable space / Abelian group / pseudocompact space / countably compact space / 強L空間 / 強S空間 / Zariski位相 / Markov位相 / 代数的集合 / 絶対的閉集合 / precompact位相群 / コンパクト位相群 / hereditarily separable空間 / 可分空間 / 可換群 / pseudocompact空間 / 可算コンパクト空間 / Fell Topology / Selection / Vietoris空間 / 極大フィルター / 特異選択関数 / (弱)順序づけ / (弱)連続選択関数 / 順序空間 / 収束性 / コンパクト / 代数学 / トポロジー Less

Mathematics and Philosophy of Set Theory of the ContinuumPrincipal Investigator
- Principal Investigator
  
  Fujita Hiroshi
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 01010:Philosophy and ethics-related
- Research Institution
  Ehime University
Study of the structure of the Markov-Zariski topology of a group and convergence properties of compact-like topological groups
- Principal Investigator
  
  SHAKHMATOV Dmitri B.
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Ehime University
Construction of higher dimensional Erdos-type spaces with selectors and study of topological structure of hyperspaces
- Principal Investigator
  
  NOGURA Tsugunori
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Ehime University
Algebraic structure of compact-like topological groups and convergence properties
- Principal Investigator
  
  SHAKHMATOV D.B
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Ehime University
Research on "Classification of filters and subsets of reals with respect to selector, and convergence properties of hyperspacea"
- Principal Investigator
  
  NOGURA Tsugunori
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Ehime University
調和解析の記述集合論Principal Investigator
- Principal Investigator
  
  藤田博司
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Ehime University
A study of continuous selections for filter spaces
- Principal Investigator
  
  NOGURA Tsugunori
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Ehime University
三角級数論の記述集合論的研究Principal Investigator
- Principal Investigator
  
  藤田博司
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Ehime University

All 2023 2022 2021 2010 2008 2007 2003

All Journal Article Presentation Book

[Book] 位相空間のはなし2022
- Author(s)
  藤田博司
- Total Pages
  256
- Publisher
  日本評論社
- ISBN
  9784535789333
- Data Source
  KAKENHI-PROJECT-20K00010
[Journal Article] 実数体と実数2023
- Author(s)
  藤田博司
- Journal Title
  
  数学セミナー
  
  Volume: 62 Pages: 6-11
- Data Source
  KAKENHI-PROJECT-20K00010
[Journal Article] 距離空間と距離化定理2022
- Author(s)
  藤田博司
- Journal Title
  
  数理科学
  
  Volume: 60 Pages: 19-30
- Data Source
  KAKENHI-PROJECT-20K00010
[Journal Article] On difference property of Borel measurable functions2010
- Author(s)
  H. Fujita; T. Matrai
- Journal Title
  
  Fundamenta Mathematicae 208
  
  Pages: 57-73
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540092
[Journal Article] Remarks on two problems by M.Laczkovich on functions with Borel measurable differences2007
- Author(s)
  H. Fujita
- Journal Title
  
  Acta Mathematica Hungarica 117
  
  Pages: 153-160
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540092
[Journal Article] Remarks on two problems by M. Laczkovich on functions with Borel measurable differences2007
- Author(s)
  H. Fujita
- Journal Title
  
  Acta Mathematica Hungarica 117
  
  Pages: 153-160
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540092
[Journal Article] A characterization of compactly generated matric groups2003
- Author(s)
  H.Fujita, D.Shanhmatov
- Journal Title
  
  Proceedings of the American Mathematical Society 131
  
  Pages: 953-961
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540082
[Journal Article] A characterization of compactly generated metric groups2003
- Author(s)
  H.Fujita, D.Shakhmatov
- Journal Title
  
  Proceedings of the American Mathematical Society 131
  
  Pages: 953-961
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540082
[Presentation] ワークショップ「連続体の謎―実数の理解に対する数学的及び哲学的再考」2023
- Author(s)
  菊池誠・池田真治・藤田博司・黒川英徳
- Organizer
  科学哲学会第56回大会
- Data Source
  KAKENHI-PROJECT-20K00010
[Presentation] 実効記述集合論2023
- Author(s)
  藤田博司
- Organizer
  ロジック・ウィンタースクール2023
- Data Source
  KAKENHI-PROJECT-20K00010
[Presentation] hyperdegreeのminimal coverについて2022
- Author(s)
  藤田博司
- Organizer
  早稲田大学集合論セミナー
- Data Source
  KAKENHI-PROJECT-20K00010
[Presentation] 超限順序数と連続体問題2021
- Author(s)
  藤田博司
- Organizer
  日本数学会2021年度年会
- Invited
- Data Source
  KAKENHI-PROJECT-20K00010
[Presentation] A partial answer to a problem of M. Laczkowich concerning the difference property of Borel measurable functions2008
- Author(s)
  H. Fujita
- Organizer
  Advances in Set-Theoretic Topology
- Place of Presentation
  Centre "Ettore Majoranana", Erice, Italy
- Year and Date
  2008-06-18
- Data Source
  KAKENHI-PROJECT-19540092

1. SHAKHMATOV Dmitri B. (90253294)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
2. NOGURA Tsugunori (00036419)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
3. HATTORI Yasunao (20144553)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. KISO Kazuhiro (60116928)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. SASAKI Hiroski (60142684)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. YAMADA Kohzo (00200717)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. HIRAIDE Koichi (50181136)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 黒川英徳 (30710230)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. 菊池誠 (60273801)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
10. 池田真治 (70634012)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. シャクマトフディミドリ

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

FUJITA Hiroshi 藤田 博司

Fujita Hiroshi 藤田 博司

藤田 博司 フジタ ヒロシ

Research Projects

Research Products

Co-Researchers

Mathematics and Philosophy of Set Theory of the ContinuumPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study of the structure of the Markov-Zariski topology of a group and convergence properties of compact-like topological groups

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Construction of higher dimensional Erdos-type spaces with selectors and study of topological structure of hyperspaces

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Algebraic structure of compact-like topological groups and convergence properties

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Research on "Classification of filters and subsets of reals with respect to selector, and convergence properties of hyperspacea"

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

調和解析の記述集合論Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A study of continuous selections for filter spaces

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

三角級数論の記述集合論的研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Book] 位相空間のはなし2022

Author(s)

Total Pages

Publisher

ISBN

Data Source

[Journal Article] 実数体と実数2023

Author(s)

Journal Title

Data Source

[Journal Article] 距離空間と距離化定理2022

Author(s)

Journal Title

Data Source

[Journal Article] On difference property of Borel measurable functions2010

Author(s)

Journal Title

Data Source

[Journal Article] Remarks on two problems by M.Laczkovich on functions with Borel measurable differences2007

Author(s)

Journal Title

Data Source

[Journal Article] Remarks on two problems by M. Laczkovich on functions with Borel measurable differences2007

Author(s)

Journal Title

Data Source

FUJITA Hiroshi 藤田博司

Fujita Hiroshi 藤田博司

藤田博司フジタヒロシ