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Representations of finite reductive groups and applications

Research Project

Project/Area Number 18540047
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Algebra
Research InstitutionSophia University

Principal Investigator

SHINODA Ken-ichi  Sophia University, 理工学部, 教授 (20053712)

Co-Investigator(Kenkyū-buntansha) GOMI Yasushi  上智大学, 理工学部, 講師 (50276515)
NAKASHIMA Toshiki  上智大学, 理工学部, 教授 (60243193)
TSUZUKI Masao  上智大学, 理工学部, 准教授 (80296946)
TSUNOGAI Hiroshi  上智大学, 理工学部, 准教授 (20267412)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,540,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥540,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2006: ¥1,200,000 (Direct Cost: ¥1,200,000)
Keywords群論 / 有限群の表現論 / 指標和 / ヘッケ環 / 代数学 / 有限群 / 表現 / 有限群の表現 / 簡約代数群 / ゲルファンドーグラエフ表現
Research Abstract

有限簡約群は線型群(行列群)の中でも良い性質を持った群で、有限群の構成要素である単純群の無限系列を含むため、その表現を研究することは重要である。その通常表現については G. Lusztig 等によってその大枠が完成されている。これらの結果を有限群のガウス和の研究に応用しゲルファンドーグラエフ表現の指標値との関係についても一般線型群や4 次斜交群の場合に明らかにした。また、ヘッケ環のマルコフトレースについても、その一般化に成功した。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (21 results)

All 2008 2007 2006 Other

All Journal Article (13 results) (of which Peer Reviewed: 6 results) Presentation (7 results) Remarks (1 results)

  • [Journal Article] Limit period formulas for a certain symmetric pair2008

    • Author(s)
      Masao Tsuzuki
    • Journal Title

      J. Funct. Anal. 255

      Pages: 1139-1190

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Gauss sums and Gelfand-Graev representations2007

    • Author(s)
      Ken-ichi Shinoda
    • Journal Title

      第10 回代数群と量子群の表現論研究集会報告集 10巻

      Pages: 154-162

    • Related Report
      2008 Final Research Report
  • [Journal Article] Affine Geometric crystal of type G ^(1)_2 ,2007

    • Author(s)
      Toshiki Nakashima
    • Journal Title

      Contemporary Mathematics vol. 442

      Pages: 179-192

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Affine geometric crystal of type G^<(1)>22007

    • Author(s)
      T. Nakashima
    • Journal Title

      Contemporary Mathematics 442

      Pages: 179-192

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Gauss sums and Gelfand-Graev representations2007

    • Author(s)
      K. Shinoda
    • Journal Title

      第10回代数群と量子群の表現論研究集会報告集 10

      Pages: 154-162

    • Related Report
      2007 Annual Research Report
  • [Journal Article] The Markov traces on Iwahori-Hecke algebras and cyclotomic Hecke algebras2007

    • Author(s)
      Y. Gomi
    • Journal Title

      第10回代数群と量子群の表現論研究集会報告集 10

      Pages: 21-35

    • Related Report
      2007 Annual Research Report
  • [Journal Article] The Markov traces and the Fourier transforms2006

    • Author(s)
      Yasushi Gomi
    • Journal Title

      Journal of Algebra vol.303

      Pages: 566-591

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] The Fourier transforms determine the Markov traces2006

    • Author(s)
      Yasushi Gomi
    • Journal Title

      数理解析研究所講究録 no. 1497

      Pages: 71-78

    • Related Report
      2008 Final Research Report
  • [Journal Article] Geometric crystals and affine crystals2006

    • Author(s)
      Toshiki Nakashima
    • Journal Title

      Contemporary Mathematics vol. 413

      Pages: 157-171

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Green Currents for modular cycles in arithmetic quotients of complex hyperballs2006

    • Author(s)
      Masao Tsuzuki
    • Journal Title

      Pacific Journal of Mathematics vol. 227

      Pages: 311-359

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Geometric crystals and affine crystals2006

    • Author(s)
      Toshiki Nakashima
    • Journal Title

      Contemporary Mathematics 413

      Pages: 157-171

    • Related Report
      2006 Annual Research Report
  • [Journal Article] The Markov traces and the Fourier transforms2006

    • Author(s)
      Yasushi Gomi
    • Journal Title

      J. Algebra 303

      Pages: 566-591

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Green currents for modular cycles in arithmetic quotients of complex hyperballs2006

    • Author(s)
      Masao Tsuzuki
    • Journal Title

      Pacific J. Math. 227

      Pages: 311-359

    • Related Report
      2006 Annual Research Report
  • [Presentation] Geometric Crystals on flag varieties and unipotent radicals2008

    • Author(s)
      Toshiki Nakashima
    • Organizer
      2008 年度日本数学会総会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2008-09-26
    • Related Report
      2008 Final Research Report
  • [Presentation] Geometric crystals on flag varieties and maximalunipotent radicals2008

    • Author(s)
      中島俊樹
    • Organizer
      日本数学会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2008-09-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] Spectral square means of period integrals for wave forms on real hyperbolic spaces2008

    • Author(s)
      Masao Tsuzuki
    • Organizer
      研究集会[Automorphic representations, Automorphic forms, L-functions, and related topics]
    • Place of Presentation
      数理解析研究所
    • Year and Date
      2008-01-21
    • Related Report
      2008 Final Research Report
  • [Presentation] Gauss sums andGelfand-Graev representations2007

    • Author(s)
      Ken-ichi Shinoda
    • Organizer
      第10 回代数群と量子群の表現論研究集会
    • Place of Presentation
      上智軽井沢セミナーハウス
    • Year and Date
      2007-06-02
    • Related Report
      2008 Final Research Report
  • [Presentation] Gaus sums and Gelfand-Graev representations2007

    • Author(s)
      K Shinoda
    • Organizer
      第10回代数群と量子群の表現論研究集会
    • Place of Presentation
      上智軽井沢セミナーハウス
    • Year and Date
      2007-06-02
    • Related Report
      2007 Annual Research Report
  • [Presentation] The Markov traces on Iwahori-Hecke algebras and cyclotomic Hecke algebras2007

    • Author(s)
      Yasushi Gomi
    • Organizer
      第10 回 代数群と量子群の表現論研究集会
    • Place of Presentation
      上智軽井沢セミナーハウス
    • Year and Date
      2007-05-31
    • Related Report
      2008 Final Research Report
  • [Presentation] The Markov traces and Lusztig's Fourier transforms2006

    • Author(s)
      Yasushi Gomi
    • Organizer
      2006 年度日本数学会年会
    • Place of Presentation
      中央大学
    • Related Report
      2008 Final Research Report
  • [Remarks] A member of organizing committee, of The 6^<th> International Conference by Graduate School of Mathematics, Nagoya University, "Representation Theory of Algebraic Groups and Quantum Groups 06", held at Nagoya University, June 12-17, 2006.

    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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