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2010 Fiscal Year Final Research Report

Integrals and special functions in representation theory

Research Project

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Project/Area Number 19204011
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Basic analysis
Research InstitutionNagoya University

Principal Investigator

OCHIAI Hiroyuki  Nagoya University, 大学院・数理学研究院, 教授 (90214163)

Co-Investigator(Kenkyū-buntansha) ISHI Hideyuki  名古屋大学, 多元数理科学研究科, 准教授 (00326068)
Co-Investigator(Renkei-kenkyūsha) OSHIMA Toshio  東京大学, 大学院・数理科学研究科, 教授 (50011721)
KOBAYASHI Toshiyuki  東京大学, 大学院・数理科学研究科, 教授 (80201490)
WAKAYAMA Masato  九州大学, 大学院・数理学研究院, 教授 (40201149)
Project Period (FY) 2007 – 2010
Keywords表現論 / 特殊関数 / 超幾何関数
Research Abstract

The subject of this research is an integral and a sum arising in representation theory. We have obtained the differential equations, functional equations among these integrals and sums, and their expressions by a known special function in several cases. This frame is also efficient to work on the spectral problems of a systems of linear differential equation, a spectral zeta function as generating functions, and a multiple zeta function as a sum. This work is a step to a post-hypergeometric systems.

  • Research Products

    (35 results)

All 2011 2010 2009 2008 2007 Other

All Journal Article (11 results) (of which Peer Reviewed: 11 results) Presentation (23 results) Remarks (1 results)

  • [Journal Article] Double flag varieties for a symmetric pair and finiteness of orbits2011

    • Author(s)
      Kyo Nishiyama, Hiroyuki Ochiai
    • Journal Title

      Journal of Lie Theory 21

      Pages: 79-99

    • Peer Reviewed
  • [Journal Article] Zeta functions and Casimir energies on infinite symmetric groups II, in Casimir Force2010

    • Author(s)
      Nobushige Kurokawa, Hiroyuki Ochiai
    • Journal Title

      Casimir operators and Riemann hypothesis de Gruyter

      Pages: 57-63

    • Peer Reviewed
  • [Journal Article] A multivariable Euler product of Igusa type and its applications2009

    • Author(s)
      Nobushige Kurokawa, Hiroyuki Ochiai
    • Journal Title

      Journal of Number Theory 129, Issue 8

      Pages: 1919-1930

    • Peer Reviewed
  • [Journal Article] Higher Mahler measures and zeta functions2008

    • Author(s)
      Nobushige Kurokawa, Matilde Lalin, Hiroyuki Ochiai
    • Journal Title

      Acta Arithmetica 135

      Pages: 269-297

    • Peer Reviewed
  • [Journal Article] Symmetry on linear relations for multiple zeta values2008

    • Author(s)
      Kentaro Ihara, Hiroyuki Ochiai
    • Journal Title

      Nagoya Mathematical Journal 189

      Pages: 49-62

    • Peer Reviewed
  • [Journal Article] A special value of the spectral zeta function of the non-commutative harmonic oscillators2008

    • Author(s)
      Hiroyuki Ochiai
    • Journal Title

      The Ramanujan Journal 15

      Pages: 31-36

    • Peer Reviewed
  • [Journal Article] On value-relations, functional relations and singularities of Mordell-Tornheim and related triple zeta-functions2008

    • Author(s)
      Kohji Matsumoto, Takashi Nakamura, Hiroyuki Ochiai, Hirofumi Tsumura
    • Journal Title

      Acta Arithmetica 132

      Pages: 99-125

    • Peer Reviewed
  • [Journal Article] Zeta functions and Casimir energies on infinite symmetric groups.2007

    • Author(s)
      Kurokawa, Nobushige, Ochiai, Hiroyuki
    • Journal Title

      Comment. Math.Univ.St. Pauli 56, no.1

      Pages: 11-25

    • Peer Reviewed
  • [Journal Article] Generalized Kinkelin's formulas.2007

    • Author(s)
      Kurokawa, Nobushige, Ochiai, Hiroyuki
    • Journal Title

      Kodai Math.J. 30, no.2

      Pages: 195-212

    • Peer Reviewed
  • [Journal Article] An expression of harmonic vector fields on hyperbolic 3-cone-manifolds in terms of hypergeometric functions2007

    • Author(s)
      Michihiko Fujii, Hiroyuki Ochiai
    • Journal Title

      Publ. RIMS. 43no.3

      Pages: 727-761

    • Peer Reviewed
  • [Journal Article] Spectra of alternating Hilbert operators

    • Author(s)
      Nobushige Kurokawa, Hiroyuki Ochiai
    • Journal Title

      Contemporary Mathematics 484 (2009) Spectral Analysis in Geometry and Number Theory

      Pages: 89-101

    • Peer Reviewed
  • [Presentation] Zeros of Witten zeta functions and absolute limits2011

    • Author(s)
      落合啓之
    • Organizer
      Noncommutative Geometry and Arithmetic
    • Place of Presentation
      Johns Hopkins University, 日米数学研究所、米国
    • Year and Date
      20110322-20110325
  • [Presentation] Positivity of an alpha determinant2010

    • Author(s)
      落合啓之
    • Organizer
      Analysis, Geometry and Group Representations for Homogeneous Spaces
    • Place of Presentation
      Lorentz Center, Leiden University, オランダ
    • Year and Date
      20101122-20101126
  • [Presentation] 状態和としての多重ゼータ値2010

    • Author(s)
      落合啓之
    • Organizer
      RIMS研究集会「多重ゼータ値の諸相」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      20100906-20100909
  • [Presentation] アルファ行列式の正値性について2010

    • Author(s)
      落合啓之
    • Organizer
      RIMS研究集会「等質空間と非可換調和解析」報告は、数理解析研究所講究録1722(2010)154-166
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      20100614-20100617
  • [Presentation] Invariant hyperfunctions on some semisimple symmetric space2010

    • Author(s)
      落合啓之
    • Organizer
      International conference on representation theory and harmonic analysis
    • Place of Presentation
      Chern Institute of Mathematics in Nankai, 天津,中国
    • Year and Date
      20100606-20100611
  • [Presentation] Polynomial differential operators acting on automorphic forms, I, II2010

    • Author(s)
      落合啓之
    • Organizer
      Workshop on Invariant Theory and Related Topics
    • Place of Presentation
      Inha University, Korea
    • Year and Date
      20100217-20100219
  • [Presentation] Invariant distributions, a survey2009

    • Author(s)
      落合啓之
    • Organizer
      2009年度表現論ワークショップ
    • Place of Presentation
      鳥取市、とりぎん文化会館
    • Year and Date
      20091225-20091227
  • [Presentation] Invariant hyperfunctions on some semisimple symmetric spaces2009

    • Author(s)
      落合啓之
    • Organizer
      Workshop on Harmonic Analysis and Invariant Distributions
    • Place of Presentation
      National University of Singapore
    • Year and Date
      2009-12-16
  • [Presentation] Zeta functions and Casimir energies on infinite symmetric groups2009

    • Author(s)
      落合啓之
    • Organizer
      研究集会Casimir Force, Casimir Operators and the Riemann Hypothesis
    • Place of Presentation
      九州大学西新プラザ
    • Year and Date
      2009-11-09
  • [Presentation] Orbits on products of flag varieties2009

    • Author(s)
      落合啓之
    • Organizer
      The 8th workshop on nilpotent orbits and representation theory (NORTh 8)
    • Place of Presentation
      滋賀雄琴
    • Year and Date
      2009-03-10
  • [Presentation] An algebraic transformation of Gauss hypergeometric function2009

    • Author(s)
      落合啓之
    • Organizer
      研究集会Differential equations and symmetric spaces東京大学数理科学研究科
    • Year and Date
      2009-01-16
  • [Presentation] リーマンゼータの行列式表示(after Ralf Meyer)2008

    • Author(s)
      落合啓之
    • Organizer
      研究集会『ゼータ関数の行列式表示とその応用』東京工業大学理工学部
    • Year and Date
      20080327-20080328
  • [Presentation] ガウスの超幾何関数の変換公式について2008

    • Author(s)
      落合啓之
    • Organizer
      2008年度表現論ワークショップ
    • Place of Presentation
      とりぎん文化会館,鳥取
    • Year and Date
      2008-12-26
  • [Presentation] Mahler measures and hypergeometric functions2008

    • Author(s)
      落合啓之
    • Organizer
      Zetas and limit laws
    • Place of Presentation
      沖縄コンベンションセンター
    • Year and Date
      2008-11-22
  • [Presentation] Invitation to Atlas combinatorics2008

    • Author(s)
      落合啓之
    • Organizer
      研究集会「組合せ論的表現論の拡がり」,京都大学数理解析研究所,数理解析研究所講究録1647(2009)163-177
    • Year and Date
      2008-10-10
  • [Presentation] Wreath determinant and cross ratio2008

    • Author(s)
      落合啓之
    • Organizer
      日露ワークショップHarmonic analysis on homogeneous spaces and quantization, 東京大学玉原数学研究所
    • Year and Date
      2008-08-29
  • [Presentation] あるベキ零的群作用に対する不変式環2007

    • Author(s)
      落合啓之
    • Organizer
      2007年度表現論ワークショップ
    • Place of Presentation
      名大
    • Year and Date
      20071225-20071227
  • [Presentation] 軌道分解とfolding2007

    • Author(s)
      落合啓之
    • Organizer
      木村達雄先生還暦記念研究集会
    • Place of Presentation
      つくば国際会議場小会議室
    • Year and Date
      20070824-20070825
  • [Presentation] Gamma functions of G22007

    • Author(s)
      落合啓之
    • Organizer
      Zetas and Limit Laws
    • Place of Presentation
      沖縄コンベンションセンター
    • Year and Date
      2007-10-23
  • [Presentation] G2のガンマ関数2007

    • Author(s)
      落合啓之
    • Organizer
      アクセサリー・パラメーター研究会
    • Place of Presentation
      熊本大学
    • Year and Date
      2007-10-10
  • [Presentation] 交代ヒルベルト作用素のスペクトル2007

    • Author(s)
      落合啓之
    • Organizer
      談話会
    • Place of Presentation
      東北大
    • Year and Date
      2007-10-01
  • [Presentation] A remark on combinatorics of K-orbits on G=B2007

    • Author(s)
      落合啓之
    • Organizer
      Geometry and Representations in Lie Theory
    • Place of Presentation
      東京大学玉原国際セミナーハウス
    • Year and Date
      2007-08-21
  • [Presentation] Zetas as a state sum

    • Author(s)
      落合啓之
    • Organizer
      Zetas and Limit Laws in OKINAWA 2010
    • Place of Presentation
      Festone and Okinawa convention center, 宜野湾市
    • Year and Date
      00001206-00001209
  • [Remarks] ホームページ

    • URL

      http://user.math.kyushu-u.ac.jp/index.php?ochiai

URL: 

Published: 2012-01-26   Modified: 2016-04-21  

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