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KOGA Yoshiyuki  古閑 義之

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… Alternative Names

古閑 義之  コガ ヨシユキ

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Researcher Number 20338429
Other IDs
Affiliation (Current) 2025: 福井大学, 学術研究院工学系部門, 教授
Affiliation (based on the past Project Information) *help 2021 – 2024: 福井大学, 学術研究院工学系部門, 教授
2016 – 2018: 福井大学, 学術研究院工学系部門, 准教授
2012 – 2015: 福井大学, 工学(系)研究科(研究院), 准教授
2009 – 2011: University of Fukui, 大学院・工学研究科, 准教授
2008: University of Fukui, 大学院工学研究科, 准教授 … More
2007 – 2008: University of Fukui, Faculty of Engineering, associate Professor
2006: 福井大学, 工学研究科, 助教授
2004 – 2005: 福井大学, 工学部, 助教授
2003: 福井大学, 工学部, 講師
2001: 上智大学, 理工学部, 助手 Less
Review Section/Research Field
Principal Investigator
Algebra / Basic Section 11010:Algebra-related
Except Principal Investigator
Algebra / Education / Algebra / Global analysis
Keywords
Principal Investigator
ワイル亜群 / アフィン超リー代数 / 特異ベクトル / 超リー代数 / コンフォーマル超代数 / コンフォーマル超リー代数 / 環論(含むリー環) / 特異ベクトル公式 / 超ヴィラソロ代数 / 代数一般 … More / 無限次元超リー代数 / 中心拡大 / フォック加群 / ヴァーマ加群 / 普遍中心拡大 … More
Except Principal Investigator
テンソル圏 / 頂点作用素代数 / 共形場理論 / 表現論 / 無限次元代数 / Verlinde公式 / モジュライ空間 / リーマン面 / 入試改革 / 高大連携 / 高大接続 / ルーブリック評価 / 多面的・総合的評価 / 高大接続型入試 / PBL成果の評価 / 大学教育の質保証 / 課題探究 / 多面的総合的評価 / 高大接続改革 / 主体性 / 探究的な学び / 高大連携活動 / 文科省委託事業 / ルーブリック / 多面的評価 / 課題研究 / 高大接続入試 / Modular tensor category / Moduli space / Pointed Riemann surface / Conformal field Theory / カイラル代数 / D-加群 / 位相不変量 / 点付きリーマン面 / モジュラーなテンソル圏 / 点つきリーマン面 / Gauss sum / Hecke algebra / coinvariant algebra / Maximal Cyclic Representations / Polyhedral Realizations / Braid Groups / Crystal Bases / Quantum Groups / 1の巾根 / 組合せ論 / イプシロン因子 / ゼータ関数 / 極大巡回加群 / 極外ベクトル / ガウス和 / ヘッケ環 / coinvariant代数 / 極大巡回表現 / 多面体表示 / 組みひも群 / 結晶基底 / 量子群 / モジュラー / 作用素環論 Less
  • Research Projects

    (11 results)
  • Research Products

    (27 results)
  • Co-Researchers

    (19 People)
  •  アフィン超リー代数の狭ヴァーマ加群とその応用Principal Investigator

    • Principal Investigator
      古閑 義之
    • Project Period (FY)
      2024 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 11010:Algebra-related
    • Research Institution
      University of Fukui
  •  アフィン超リー代数の狭ヴァーマ加群の構造解明およびワイル亜群との関連Principal Investigator

    • Principal Investigator
      古閑 義之
    • Project Period (FY)
      2021 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 11010:Algebra-related
    • Research Institution
      University of Fukui
  •  Proposal for entrance examination selection methods through transition from senior high school education system to the university education system

    • Principal Investigator
      okubo mitsugu
    • Project Period (FY)
      2016 – 2018
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Education
    • Research Institution
      University of Fukui
  •  Study on the representation theory of affine Lie superalgebras and its applicationsPrincipal Investigator

    • Principal Investigator
      Koga Yoshiyuki
    • Project Period (FY)
      2012 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      University of Fukui
  •  Study on representations of conformal suepralgebras and applications to mathematical physics Study on representations of conformal suepralgebras and applications to mathematical physicsPrincipal Investigator

    • Principal Investigator
      KOGA Yoshiyuki
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Algebra
    • Research Institution
      University of Fukui
  •  Study on structures and representations of Cartan type Lie superalgebras from view point of mathematical physicsPrincipal Investigator

    • Principal Investigator
      KOGA Yoshiyuki
    • Project Period (FY)
      2006 – 2008
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Algebra
    • Research Institution
      University of Fukui
  •  共形場理論,作用素環論とモジュラーなテンソル圏

    • Principal Investigator
      永友 清和
    • Project Period (FY)
      2005
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Global analysis
    • Research Institution
      Osaka University
  •  共形場理論の方法によるモジュライ空間上の連接層の構成

    • Principal Investigator
      NAGATOMO Kiyokazu
    • Project Period (FY)
      2004
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      Osaka University
  •  Moduli space of pointecl autrves and conismal field theory

    • Principal Investigator
      NAGATOMO Kiyokazu
    • Project Period (FY)
      2004 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Algebra
    • Research Institution
      Osaka University
  •  無限次元超リー代数の表現論およびその応用に関する研究Principal Investigator

    • Principal Investigator
      古閑 義之
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Algebra
    • Research Institution
      University of Fukui
  •  Combinatorial Representation Theory of Quantum Groups

    • Principal Investigator
      NAKASHIMA Toshiki
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      Sophia University

All 2017 2015 2014 2012 2011 2010 2009 2008 2007 2006 2005 2004 Other

All Journal Article Presentation Book

  • [Book] Representation Theory of the Virasoro Algebra2011

    • Author(s)
      K.Iohara, Y.Koga
    • Total Pages
      474
    • Publisher
      Springer
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Book] Representation Theory of the Virasoro algebra2011

    • Author(s)
      K Iohara, Y. Koga
    • Total Pages
      474
    • Publisher
      Springer
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Journal Article] Enright functors for Kac-Moody superalgebras2012

    • Author(s)
      K. Iohara, Y. Koga
    • Journal Title

      Abh. Math. Semin. Univ. Hambg.

      Volume: 82 Issue: 2 Pages: 205-226

    • DOI

      10.1007/s12188-012-0071-x

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24540014
  • [Journal Article] Fusion Algebras for N=1 Superconformal Field Theories through Coinvariants II+ 1/2 : Ramond Sector2009

    • Author(s)
      K.Iohara, Y.Koga
    • Journal Title

      Int.Math.Res.Notice 13

      Pages: 2374-2416

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Journal Article] Fusion algebras for N=1 superconformal field theories through coinvariants II+1/2: Ramond sector2009

    • Author(s)
      K Iohara, Y. Koga
    • Journal Title

      International Mathematics Research Notices

      Volume: 13 Pages: 2374-2416

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Journal Article] Fusion algebras for N=1 superconformal field theories through coinvariants II+1/2 : Ramond sector2009

    • Author(s)
      K Iohara, Y. Koga
    • Journal Title

      International Mathematics Research Notices (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Journal Article] Note on spin modules associated to Z-graded Lie superalgebras2009

    • Author(s)
      K Iohara, Y. Koga
    • Journal Title

      Journal of Mathematical physics

      Volume: 50 Pages: 103508-103508

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Journal Article] Note on spin modules associated to Z-graded Lie superalgebras2009

    • Author(s)
      K.Iohara, Y.Koga
    • Journal Title

      Jour.Math.Phys. 50

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Journal Article] Tilting equivalence for superconformal algebras2006

    • Author(s)
      K Iohara, Y. Koga
    • Journal Title

      Mathematica Scandinavica 99

      Pages: 17-52

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Journal Article] The structure of pre-Verma modules over the N=1 Ramond algebra2006

    • Author(s)
      K Iohara, Y. Koga
    • Journal Title

      Letter in Mathematical Physics 78

      Pages: 89-96

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Journal Article] Tilting equivalence for superconformal algebras2006

    • Author(s)
      K.lohara, Y.Koga
    • Journal Title

      Math. Scand. 99

      Pages: 17-52

    • Data Source
      KAKENHI-PROJECT-18740005
  • [Journal Article] The structure of pre-Verma modules over the N=1 Ramond algebra2006

    • Author(s)
      K.lohara, Y.Koga
    • Journal Title

      Lett. Math. Phys. 78

      Pages: 89-96

    • Data Source
      KAKENHI-PROJECT-18740005
  • [Journal Article] Second Homology of Lie Superalgebras,2005

    • Author(s)
      K.Iohara, Y.Koga
    • Journal Title

      Math.Nach., 278 No.9

      Pages: 1041-1053

    • Data Source
      KAKENHI-PROJECT-15740007
  • [Journal Article] Representation theory of N=2 Super Virasoro algebras : twisted sector2004

    • Author(s)
      K.Iohara, Y.Koga
    • Journal Title

      Jour.Funct.Anal. 214,2

      Pages: 450-518

    • Data Source
      KAKENHI-PROJECT-15740007
  • [Journal Article] Second homology of Lie superalgebras

    • Author(s)
      K.Iohara, Y.Koga
    • Journal Title

      Math.Nach. (印刷中)

    • Data Source
      KAKENHI-PROJECT-15740007
  • [Journal Article] Fusion Algebras for N=1 Superconformal Field Theories through Coinvariants ll+ 1/2 : Ramond Sector

    • Author(s)
      K. Iohara, Y. Koga
    • Journal Title

      Int. Math. Res. Notice (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Journal Article] Tilting equivalence for superconformal algebras

    • Author(s)
      K.Iohara, Y.Koga
    • Journal Title

      Math.Scand. (印刷中)

    • Data Source
      KAKENHI-PROJECT-15740007
  • [Presentation] BGG type resolutions for the affine Lie superalgebra sl (2 ; 1)^2017

    • Author(s)
      古閑義之
    • Organizer
      Workshop VOA and related topics
    • Place of Presentation
      大阪大学大学院情報科学研究科
    • Year and Date
      2017-03-15
    • Data Source
      KAKENHI-PROJECT-24540014
  • [Presentation] アフィン超リー代数 sl(2,1)^ のある一般化されたVerma 加群の構造2017

    • Author(s)
      古閑義之
    • Organizer
      Meeting for Study of Number theory, Hopf algebras and related topics
    • Place of Presentation
      富山大学理学部
    • Year and Date
      2017-02-13
    • Data Source
      KAKENHI-PROJECT-24540014
  • [Presentation] On admissible representations of affine Lie superalgebra sl(2,1)^2015

    • Author(s)
      古閑義之
    • Organizer
      Meeting of Hopf, quantum and super algebras
    • Place of Presentation
      富山大学大学院理工学研究部
    • Year and Date
      2015-09-18
    • Data Source
      KAKENHI-PROJECT-24540014
  • [Presentation] アフィン超リー代数sl(2; 1)^ のBGG 型resolution について2014

    • Author(s)
      古閑義之
    • Organizer
      代数群と量子群の表現論研究会
    • Place of Presentation
      富山勤労総合福祉センター呉羽ハイツ
    • Year and Date
      2014-06-03
    • Data Source
      KAKENHI-PROJECT-24540014
  • [Presentation] Fusion algebras for N=1 superconformal algebras: Ramond sector2010

    • Author(s)
      古閑義之
    • Organizer
      代数群と量子群の表現論研究集会
    • Place of Presentation
      すいとぴあ江南
    • Year and Date
      2010-06-04
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Presentation] Fusion algebras for N=1 superconformal algebra : Ramond sector2010

    • Author(s)
      古閑義之
    • Organizer
      代数群と量子群の表現論研究集会
    • Place of Presentation
      すいとぴあ江南(愛知県)
    • Year and Date
      2010-06-04
    • Data Source
      KAKENHI-PROJECT-21740007
  • [Presentation] Fusion algebras for N=1 super Virasoro algebras2008

    • Author(s)
      Y. Koga
    • Organizer
      研究集会「Algebras, Groups and Geometries 2008」
    • Place of Presentation
      東京大学数理科学研究科
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Presentation] Fusion algebras for N=1 super Virasoro algebras2008

    • Author(s)
      Yoshiyuki Koga
    • Organizer
      研究集会Algebras, Groups and Geometries
    • Place of Presentation
      東京大学大学院数理科学研究科
    • Year and Date
      2008-12-11
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Presentation] Singular vector formula for Kac-Moody Lie(super)algebras2007

    • Author(s)
      古閑義之
    • Organizer
      研究集会Vertex algebra in Tambara
    • Place of Presentation
      東京大学玉原セミナーハウス
    • Year and Date
      2007-08-15
    • Data Source
      KAKENHI-PROJECT-18740005
  • [Presentation] Singular vector formula for Kac-Moody Lie (super)algebras2007

    • Author(s)
      Y. Koga
    • Organizer
      研究集会 Vertex algebra in Tambara
    • Place of Presentation
      東京大学玉原セミナーハウス
    • Data Source
      KAKENHI-PROJECT-18740005
  • 1.  NAGATOMO Kiyokazu (90172543)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 2.  YAMANE Hiroyuki (10230517)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 3.  KANEKO Masanobu (70202017)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 4.  MIYAMOTO Masahiko (30125356)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 5.  落合 啓之 (90214163)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 6.  河東 泰之 (90214684)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  村上 順 (90157751)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  NAKASHIMA Toshiki (60243193)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  GOMI Yasushi (50276515)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  YOKONUMA Takeo (00053645)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  SHINODA Ken-ichi (20053712)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  MATSUMURA Akitaka (60115938)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  伊達 悦朗 (00107062)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  土屋 昭博 (90022673)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  松尾 厚 (20238968)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  okubo mitsugu (80260561)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  田上 秀一 (40274500)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  森 幹男 (70313731)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  雨森 聡 (80549692)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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