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Lie theory for alternating sign matrices

Research Project

Project/Area Number 22654004
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeSingle-year Grants
Research Field Algebra
Research InstitutionNagoya University

Principal Investigator

OKADA Soichi  名古屋大学, 大学院・多元数理科学研究科, 教授 (20224016)

Co-Investigator(Renkei-kenkyūsha) ISHIKAWA Masao  琉球大学, 教育学部, 教授 (40243373)
Project Period (FY) 2010 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥3,180,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥480,000)
Fiscal Year 2012: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2011: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2010: ¥1,100,000 (Direct Cost: ¥1,100,000)
Keywords交代符号行列 / 古典群 / 対称関数 / Lie 理論 / 組合せ論 / 表現論 / 平面分割 / Lie理論
Research Abstract

We investigate the structure of the set of half-turn symmetric alternating sign matrices. Also we give a determinantal formula for irreducible spinor representations of the Pin group, and introduce a family of symmetric functions (spinor universal characters) with coefficients in the ring of integers adjoining a new element e with the property e^2 = 1. And we investigate their properties, and describe a combinatorial method for the irreducible decompositions of tensor products and restrictionsinvolving spinor representations of the Pin group.

Report

(4 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • 2010 Annual Research Report
  • Research Products

    (32 results)

All 2013 2012 2011 2010 Other

All Journal Article (13 results) (of which Peer Reviewed: 6 results) Presentation (19 results) (of which Invited: 3 results)

  • [Journal Article] (q,t)-Hook formulae2013

    • Author(s)
      岡田 聡一
    • Journal Title

      数理解析研究所講究録「組合せ論的表現論とその周辺」

      Volume: -

    • Related Report
      2012 Annual Research Report
  • [Journal Article] Pfaffian identities and their applications2012

    • Author(s)
      岡田 聡一
    • Journal Title

      2012年表現論シンポジウム講演集

      Pages: 69-91

    • NAID

      130008004999

    • Related Report
      2012 Final Research Report
  • [Journal Article] Pfaffian identities and their applications2012

    • Author(s)
      岡田 聡一
    • Journal Title

      2012 年表現論シンポジウム講演集

      Volume: - Pages: 69-91

    • NAID

      130008004999

    • Related Report
      2012 Annual Research Report
  • [Journal Article] An application of Cauchy--Sylvester's theorem on compound determinants to a BC_n-type Jackson integral2011

    • Author(s)
      Masahiko ITO and Soichi OKADA
    • Journal Title

      Partitions, q-Series and Modular Forms

      Pages: 145-157

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Spinor representations and symmetric functions2011

    • Author(s)
      岡田 聡一
    • Journal Title

      2011年表現論シンポジウム講演集

      Pages: 129-141

    • NAID

      130008004846

    • Related Report
      2012 Final Research Report
  • [Journal Article] An application of Cauchy-Sylvester's theorem on compound determinant to a BC_n-type Jackson integral2011

    • Author(s)
      M.Ito, S.Okada
    • Journal Title

      Partitions, q-Series and Modular Forms

      Pages: 145-157

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Spinor representations and symmetric functions2011

    • Author(s)
      岡田聡一
    • Journal Title

      表現論シンポジウム講演集

      Pages: 129-141

    • NAID

      130008004846

    • Related Report
      2011 Annual Research Report
  • [Journal Article] (q,t)-Deformations of multivariate hook product formulae2010

    • Author(s)
      S. Okada
    • Journal Title

      J. Algebraic Combin

      Volume: 32 Pages: 399-416

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] (q,t)-Deformations of multivariate hook product formulae2010

    • Author(s)
      岡田 聡一
    • Journal Title

      数理解析研究所講究録,「表現論と組合せ論」

      Volume: 1689 Pages: 33-46

    • Related Report
      2012 Final Research Report
  • [Journal Article] 行列式・パフィアンに関する等式とその表現論,組合せ論への応用2010

    • Author(s)
      石川 雅雄,岡田 聡一
    • Journal Title

      数学

      Volume: 62 Pages: 85-114

    • NAID

      130004558901

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] (q,t)-Deformations of multivariate hook product formulae2010

    • Author(s)
      Soichi OKADA
    • Journal Title

      J.Algebraic Combin.

      Volume: 32 Pages: 399-416

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Identities for determinants and Pfaffians, and their applications

    • Author(s)
      Masao ISHIKAWA and Sochi OKADA
    • Journal Title

      Sugaku Expositions

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] (q,t)-Hook formulae

    • Author(s)
      岡田 聡一
    • Journal Title

      数理解析研究所講究録「組合せ論的表現論とその周辺」

    • Related Report
      2012 Final Research Report
  • [Presentation] Pfaffian identities and their applications2012

    • Author(s)
      岡田 聡一
    • Organizer
      2012年表現論シンポジウム
    • Place of Presentation
      鹿児島マリンパレス,鹿児島.(招待講演)
    • Year and Date
      2012-12-05
    • Related Report
      2012 Final Research Report
  • [Presentation] (q,t)-Hook formulae2012

    • Author(s)
      岡田 聡一
    • Organizer
      組合せ論的表現論とその周辺
    • Place of Presentation
      京都大学数理解析研究所,京都
    • Year and Date
      2012-10-10
    • Related Report
      2012 Final Research Report
  • [Presentation] Symmetric functions and branching rules for spinor representations2012

    • Author(s)
      Soichi OKADA
    • Organizer
      2012 Shanghai Conference on Algebraic Combinatorics
    • Place of Presentation
      Shanghai Jiao Tong University, Shanghai, China.(招待講演)
    • Year and Date
      2012-08-18
    • Related Report
      2012 Final Research Report
  • [Presentation] Symmetric functions and spinor representations2012

    • Author(s)
      Soichi OKADA
    • Organizer
      Representation Theory of Chevalley Groups and Related Topics
    • Place of Presentation
      名古屋大学,名古屋.(招待講演)
    • Year and Date
      2012-03-12
    • Related Report
      2012 Final Research Report
  • [Presentation] Symmetric functions and spinor representation2012

    • Author(s)
      S.Okada
    • Organizer
      Representation Theory of Chevalley Groups and Related Topics
    • Place of Presentation
      名古屋大学多元数理科学研究科,名古屋(招待講演)
    • Year and Date
      2012-03-12
    • Related Report
      2011 Annual Research Report
  • [Presentation] Symmetric functions and branching rules for spinor representations2012

    • Author(s)
      Soichi OKADA
    • Organizer
      2012 Shanghai Conference on Algebraic Combinatorics
    • Place of Presentation
      Shanghai Jiao Tong University, Shanghai, China
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Presentation] (q,t)-Hook formulae2012

    • Author(s)
      岡田 聡一
    • Organizer
      組合せ論的表現論とその周辺
    • Place of Presentation
      京都大学数理解析研究所,京都
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Presentation] Pfaffian identities and their applications2012

    • Author(s)
      岡田 聡一
    • Organizer
      2012 年表現論シンポジウム
    • Place of Presentation
      鹿児島マリンパレス,鹿児島
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Presentation] Symmetric functions and spinor representations2011

    • Author(s)
      岡田 聡一
    • Organizer
      2011年度表現論シンポジウム
    • Place of Presentation
      国民宿舎紀州路みなべ,和歌山
    • Year and Date
      2011-11-10
    • Related Report
      2012 Final Research Report 2011 Annual Research Report
  • [Presentation] Two-parameter deformations of multivariate hook product formulae2011

    • Author(s)
      Soichi OKADA
    • Organizer
      International Conference on Asymptotics and Special Functions
    • Place of Presentation
      City University of Hong Kong, Hong Kong
    • Year and Date
      2011-06-01
    • Related Report
      2012 Final Research Report
  • [Presentation] Two-parameter deformations of multivariate hook product formulae2011

    • Author(s)
      S.Okada
    • Organizer
      Intemational Conference on Asymptotics and Special Functions
    • Place of Presentation
      City University of Hong Kong, Hong Kong
    • Year and Date
      2011-06-01
    • Related Report
      2011 Annual Research Report
  • [Presentation] Two-parameter deformation of multivariate hook product formulae2011

    • Author(s)
      岡田聡一
    • Organizer
      京都大学表現論セミナー
    • Place of Presentation
      京都大学数理解析研究所,京都
    • Year and Date
      2011-02-09
    • Related Report
      2010 Annual Research Report
  • [Presentation] Universal characters for spinor representations2010

    • Author(s)
      Soichi OKADA
    • Organizer
      Conference on Combinatorics and Mathematical Physics
    • Place of Presentation
      University of Queensland, Brisbane, Australia.(招待講演)
    • Year and Date
      2010-07-13
    • Related Report
      2012 Final Research Report
  • [Presentation] Universal characters for spinor representations2010

    • Author(s)
      Soichi OKADA
    • Organizer
      Conference on Combinatorics and Mathematical Physics
    • Place of Presentation
      University of Queensland, Brisbane, Australia
    • Year and Date
      2010-07-13
    • Related Report
      2010 Annual Research Report
  • [Presentation] Symmetric functions and spinor representations2010

    • Author(s)
      岡田 聡一
    • Organizer
      Diagram 代数とその周辺
    • Place of Presentation
      カルチャーリゾートフェストーネ,沖縄.(招待講演)
    • Year and Date
      2010-07-07
    • Related Report
      2012 Final Research Report
  • [Presentation] Symmetric Functions and Spinor Representations2010

    • Author(s)
      岡田聡一
    • Organizer
      Diagram代数とその周辺
    • Place of Presentation
      カルチャーリゾートフェストーネ,沖縄
    • Year and Date
      2010-07-07
    • Related Report
      2010 Annual Research Report
  • [Presentation] Universal characters for spinor representations2010

    • Author(s)
      Soichi OKADA
    • Organizer
      SIAM Conference on Discrete Mathematics
    • Place of Presentation
      Hyatt Regency Austin, Austin, U.S.A.
    • Year and Date
      2010-06-17
    • Related Report
      2012 Final Research Report 2010 Annual Research Report
  • [Presentation] Symmetric functions and spinor representations2010

    • Author(s)
      Soichi OKADA
    • Organizer
      Workshop on Whittaker Functions, Crystal Bases, and Quantum Groups
    • Place of Presentation
      Banff Center, Banff, Canada.(招待講演)
    • Year and Date
      2010-06-10
    • Related Report
      2012 Final Research Report
  • [Presentation] Symmetric functions and spinor representations2010

    • Author(s)
      Soichi OKADA
    • Organizer
      Workshop on Whittaker Functions, Crystal Bases, and Quantum Groups
    • Place of Presentation
      Banff Center, Banff, CANADA
    • Year and Date
      2010-06-10
    • Related Report
      2010 Annual Research Report

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Published: 2010-08-23   Modified: 2019-07-29  

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