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Algebraic structure of special functions

Research Project

Project/Area Number 18749001
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Global analysis
Research InstitutionHirosaki University

Principal Investigator

NISHIZAWA Michitomo  Hirosaki University, 教育学部, 准教授 (20318801)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,270,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,000,000 (Direct Cost: ¥1,000,000)
Fiscal Year 2006: ¥1,100,000 (Direct Cost: ¥1,100,000)
Keywords特殊函数論 / 可積分系
Research Abstract

可積分な差分方程式の解の構成への応用を意識して、多変数直交多項式と一般化されたガンマ函数の対称性についての研究を行った。直交多項式に関しては、二重アフィンヘッケ代数のある種の退化の表現を用いてshiftedジャック多項式を構成し、有理型の量子Kniznik-Zamolodchikov方程式の多項式解を構成した(筧三郎氏、斉藤義久氏、竹山美宏氏との共同研究)。 多重ガンマ函数の無限積表示、それに関連する多重ベルヌーイ数の関係式についての結果について、論文を準備中である。これらの可積分系、組み合わせ論などへの応用は今後の課題である。

Report

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

    (3 results)

All 2009

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (1 results)

  • [Journal Article] The rational qKZ equation and shifted non-symmetric Jack polynomials2009

    • Author(s)
      S. Kakei, M. Nishizawa, Y. Saito, Y. Takeyama
    • Journal Title

      Symmetry, Integrablity and Geometry : Method and Applications 5

      Pages: 10-10

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] The rational qKZ equation and shifted non-symmetric Jack polynomials2009

    • Author(s)
      S. Kakei, M. Nishizawa, Y. Saito, Y. Takeyama
    • Journal Title

      Symmetry, Integrablity and Geometry : Method and Application 5

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] The rational qKZ equation and shifted non-symmetric Jack polynomials2009

    • Author(s)
      筧 三郎、西澤 道知、斉藤 義久、竹山 美宏 (発表 : 竹山 美宏 氏)
    • Organizer
      日本数学会総会
    • Place of Presentation
      東京大学
    • Related Report
      2008 Final Research Report

URL: 

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

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