FUJITA Hisaaki 藤田尚昌

… Alternative Names

Researcher Number	60143161
Other IDs
Affiliation (Current)	2019: 筑波大学, 数理物質系, 准教授
Affiliation (based on the past Project Information) *help	2007 – 2010: University of Tsukuba, Graduate School of Pure and Applied Sciences, Associate Professor 2004 – 2006: 筑波大学, 大学院・数理物質科学研究科, 助教授 2005: 筑波大学, 大学院数理物質科学研究科, 助教授 2003: Univ.Tsukuba, Inst.Math., Assoc.Prof., 数学系, 助教授 1994 – 2003: 筑波大学, 数学系, 講師 1991 – 1992: 筑波大学, 数学系, 講師
Review Section/Research Field	Principal Investigator Algebra Except Principal Investigator Algebra / Algebra / 代数学・幾何学
Keywords	Principal Investigator 体の標数 / tiled order / matrix ring / 入射次元 / タイル整環 / 行列環 / 半順序集合の表現 / Frobenius多元環 / global dimension / characteristic of field / ホモロジー次元 / Frobenius algebra / 大局次元 … More Except Principal Investigator … More

Study of Gorenstein algebras
- Principal Investigator
  
  HOSHINO Mitsuo
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
STUDY ON FULL MATRIX ALGEBRAS WITH STRUCTURE SYSTEMSPrincipal Investigator
- Principal Investigator
  
  FUJITA Hisaaki
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
非有理型を含む頂点作用素代数における環論・モジュラー形式論・群論の新展開
- Principal Investigator
  
  宮本雅彦
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
Generalization of Hopf-quotient theory and applications to subfactors and others
- Principal Investigator
  
  MASUOKA Akira
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
Study of Derived Equivalences
- Principal Investigator
  
  HOSHINO Mitsuo
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
Structure theory and rerpresentation theory of noncommutative rings
- Principal Investigator
  
  NISHIDA Kenji
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Algebra
- Research Institution
  Shinshu University
Classification of coquasi-Hopf algebras by tensor equivalence and constructions of new braidings
- Principal Investigator
  
  MASUOKA Akira
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
Classification of Hopf algebras and quantum groups by tensor equivalences
- Principal Investigator
  
  MASUOKA Akira
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
Homological structure and representation of Noetherian algebras
- Principal Investigator
  
  NISHIDA Kenji
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Shinshu University
頂点作用素代数のテーター関数の研究
- Principal Investigator
  
  宮本雅彦
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
準結晶とその代数的構造の研究
- Principal Investigator
  
  森田純
- Project Period (FY)
  1997
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
フロベニウス多元環のガロワ被覆と変形理論の研究
- Principal Investigator
  
  山形邦夫
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
リー環と代数群の構造と応用
- Principal Investigator
  
  森田純
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
フロベニウス多元環のガロワ被覆と変形理論の研究
- Principal Investigator
  
  山形邦夫
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
環論および多元環の表現論の研究
- Principal Investigator
  
  山形邦夫
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  University of Tsukuba
多元環の表現論とその関連分野の総合的研究
- Principal Investigator
  
  YAMAGATA Kunio
- Project Period (FY)
  1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  University of Tsukuba
環論とその関連分野の総合的研究
- Principal Investigator
  
  加藤豊紀
- Project Period (FY)
  1991
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  University of Tsukuba

All 2009 2008 2007 2006 2003 Other

All Journal Article Presentation

[Journal Article] A tiled order of finite global dimensiom with no neat primitive idemitive idempotent2009
- Author(s)
  H. Fujita, A. Oshima
- Journal Title
  
  Comm. Algebra 37
  
  Pages: 575-593
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540037
[Journal Article] A tiled order of finite global dimension with no neat primitive idempotent2009
- Author(s)
  H.Fujita, A.Oshima
- Journal Title
  
  Comm.Algebra 37
  
  Pages: 575-593
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540037
[Journal Article] A tiled order of finite global dimension with no neat primitive idempotent2008
- Author(s)
  Hisaaki Fujita, Akira Oshima
- Journal Title
  
  Communications in Algebra 近刊(印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] A tiled order of finite global dimension with no neat primitlve idempotent2008
- Author(s)
  Hisaaki, Fujita・Akira, Oshima
- Journal Title
  
  Communications in Algebra 近刊
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] Minor degenerations of the full matrix algebras over a field2007
- Author(s)
  Hisaaki Fujita, Yosuke Sakai, Daniel Simson
- Journal Title
  
  Journal of Mathematical Society of Japan 59
  
  Pages: 763-795
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] On Frobenius full matrixalgebras with structure systems2007
- Author(s)
  Hisaaki Fujita, Yosuke Sakai, and Daniel Simson
- Journal Title
  
  Algebra and Discrete Math No.1
  
  Pages: 24-39
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] Minor degenerations of the full matrix algebra over a field2007
- Author(s)
  Hisaaki Fujita, Yosuke Sakai, and Daniel Simson
- Journal Title
  
  J. Math. Soc. Japan Vol.59, No.3
  
  Pages: 763-795
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] On Frobenius full matrix algebras with structure systems2007
- Author(s)
  Hisaaki, Fujita・Yosuke, Sakai・Daniel, Simson
- Journal Title
  
  Algebra and Discrete Mathe Mathematics
  
  Pages: 24-39
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] On Frobenius full matrix algebras with structure systems2007
- Author(s)
  Hisaaki Fujita, Yosuke Sakai, Daniel Simson
- Journal Title
  
  Algebra and Discrete Mathematics
  
  Pages: 24-39
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] Minor degenerations of the full matrix algebras over a field2007
- Author(s)
  Hisaaki, Fujita・Yosuke, Sakai・Daniel, Simson
- Journal Title
  
  Journal of Mathematical Society of Japan 59
  
  Pages: 763-795
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] Frobenius full matrix algebras and Gorenstein tiledorders2006
- Author(s)
  H.Fujita, Y.Sakai
- Journal Title
  
  Communications in Algebra 34
  
  Pages: 1181-1203
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16540009
[Journal Article] Frobenius full matrix algebras and Gorenstein tiledorders2006
- Author(s)
  Hisaaki Fujita, Yosuke Sakai
- Journal Title
  
  Communications in Algebra 34
  
  Pages: 1181-1203
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16540009
[Journal Article] Full matrix algebras with structure system2003
- Author(s)
  H.Fujita
- Journal Title
  
  Colloq.Math. 98
  
  Pages: 249-258
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14340007
[Journal Article] Full mateix algebras with structure systems2003
- Author(s)
  H.Fujita
- Journal Title
  
  Colloq.Math. 98
  
  Pages: 249-258
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14340007
[Journal Article] A tiled order of finite global dimension with no neat primitive idempotent
- Author(s)
  Hisaaki Fujita and Akira Oshima
- Journal Title
  
  to appear in Comm. Algebra
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18540011
[Journal Article] Minor degenerations of the full matrix algebra over a field
- Author(s)
  Hisaaki Fujita, Yosuke Sakai, Daniel Simson
- Journal Title
  
  Journal of the Mathematical Society of Japan to appear
- Data Source
  KAKENHI-PROJECT-18540011
[Presentation] A tiled order of finite global dimension with no neat primitive idempotent2007
- Author(s)
  Hisaaki Fujita
- Organizer
  The 5th China-Japan-Korea International Symposium on Ring Theory
- Place of Presentation
  National Olympic Memorial Yourth Center, Tyokyo
- Year and Date
  2007-09-14
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18540011
[Presentation] A tiled order of finite global dimension with no neat primitive idempotent2007
- Author(s)
  Hisaaki Fujita
- Organizer
  第5回日中韓環論国際シンポジューム
- Place of Presentation
  国立オリピック記念青少年総合センター
- Year and Date
  2007-09-14
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-18540011

1. HOSHINO Mitsuo (90181495)

# of Collaborated Projects: 8 results

# of Collaborated Products: 0 results
2. MORITA Jun (20166416)

# of Collaborated Projects: 7 results

# of Collaborated Products: 0 results
3. TAKEUCHI Mitsuhiro (00015950)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
4. YAMAGATA Kunio (60015849)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
5. TANABE Kenichiro (10334038)

# of Collaborated Projects: 4 results

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6. 宮下庸一 (00000795)

# of Collaborated Projects: 4 results

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7. MASUDA Tetsuya (70202314)

# of Collaborated Projects: 4 results

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8. MASUOKA Akira (50229366)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
9. 加藤豊紀 (00005779)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
10. NISHIDA Kenji (70125392)

# of Collaborated Projects: 2 results

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11. NINOMIYA Yasushi (40092887)

# of Collaborated Projects: 2 results

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12. IWANAGA Yasuo (80015825)

# of Collaborated Projects: 2 results

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13. 太刀川弘幸 (20015473)

# of Collaborated Projects: 2 results

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14. 木村達雄 (30022726)

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15. 宮本雅彦 (30125356)

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16. ABE Hiroki (20533342)

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17. MUKAI Juno (50029675)

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18. HANAKI Akihide (50262647)

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19. KOSHITANI Shigeo (30125926)

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20. HIRANO Yasuyuki (90144732)

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21. AMANO Katsutoshi (40400642)

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22. MIYACHI Jun-ichi (50209920)

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23. 飯寄信保 (00241779)

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24. 笠井伸一 (40224373)

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25. 加藤久男 (70152733)

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26. 保城寿彦 (40211544)

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27. 若林誠一郎 (10015894)

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28. 梶谷邦彦 (00026262)

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29. 林正洪 (60292497)

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30. 佐垣大輔 (40344866)

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31. 山崎愛一 (10283590)

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32. KOGA Hirotaka

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

FUJITA Hisaaki 藤田 尚昌

藤田 尚晶 フジタ ヒサアキ

FUJITA H. 藤田 尚昌

藤田 尚昌 フジタ ヒサアキ

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FUJITA Hisaaki 藤田尚昌

藤田尚晶フジタヒサアキ

FUJITA H. 藤田尚昌

藤田尚昌フジタヒサアキ