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Dark energy and exotic R4

Research Project

Project/Area Number 24654017
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Geometry
Research InstitutionTokyo City University

Principal Investigator

HASHIMOTO Yoshitake  東京都市大学, 工学部, 教授 (20271182)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2014: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2013: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2012: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Keywordsゲージ理論 / 共形場理論 / モジュライ / 4次元多様体 / 暗黒エネルギー / 国際情報交換
Outline of Final Research Achievements

To develop mathematical analysis on the dark energry and accelerating universe, we should study Lorentz geometry, Riemannian geometry, nonlinear elliptic partial differentia equations on a noncompact space (space with infinite size), especially the behavior on the ends at infinity, and new framework on those issues. We took an algebraic-complex analytic approach to these problems. We investigated the behavior of the vector spaces called "conformal blocks" at the infinity of moduli spaces of compact Riemann surfaces, and developped the theory of spectral analysis of the operator algebras asssociated with these.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (11 results)

All 2015 2014 2013 Other

All Presentation (9 results) (of which Invited: 9 results) Book (2 results)

  • [Presentation] Conformal field theory on stable curves2015

    • Author(s)
      Yoshitake Hashimoto
    • Organizer
      OCAMI International Workshop, Mathematics and Physics in General Relativity
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2015-03-16
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] リーマン面の退化と共形ブロック2014

    • Author(s)
      橋本義武
    • Organizer
      服部晶夫先生を偲ぶ小研究集会
    • Place of Presentation
      東京大学
    • Year and Date
      2014-06-28
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] 頂点代数に対する共形場理論におけるリーマン面の退化2013

    • Author(s)
      橋本義武
    • Organizer
      研究集会「代数多様体のトポロジーとその周辺」
    • Place of Presentation
      北大理学部
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] Conformal field theory for C2-cofinite VOAs and fusion tensor products2013

    • Author(s)
      Yoshitake Hashimoto
    • Organizer
      RIMS symposium "String theory, integrable systems and representation theory
    • Place of Presentation
      京大数理研
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] Rosenfeld projective plane をめぐって

    • Author(s)
      橋本義武
    • Organizer
      OCU48セミナー
    • Place of Presentation
      大阪市立大学(大阪府)
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] 物理にリー群が現れるのはなぜか

    • Author(s)
      橋本義武
    • Organizer
      KEKサマーチャレンジ
    • Place of Presentation
      KEK(茨城県)
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] Conformal field theory for C2-cofinite vertex algebras

    • Author(s)
      橋本義武
    • Organizer
      トポロジー火曜セミナー
    • Place of Presentation
      東京大学(東京都)
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] Geometric Satake correspondence and fusion tensor product

    • Author(s)
      橋本義武
    • Organizer
      香川セミナー
    • Place of Presentation
      香川大学(香川県)
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] E6 型射影不変量と Mathieu 群 M24

    • Author(s)
      橋本義武
    • Organizer
      研究集会「多様体と幾何構造の融合」
    • Place of Presentation
      名城大学(愛知県)
    • Related Report
      2012 Research-status Report
    • Invited
  • [Book] ゲージ理論の基礎数理2015

    • Author(s)
      橋本義武
    • Total Pages
      204
    • Publisher
      サイエンス社
    • Related Report
      2014 Annual Research Report
  • [Book] 非ユークリッド幾何と時空2015

    • Author(s)
      橋本義武
    • Total Pages
      173
    • Publisher
      放送大学教育振興会
    • Related Report
      2014 Annual Research Report

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Published: 2013-05-31   Modified: 2019-07-29  

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