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Study of the theory of mixed motivic sheaves

Research Project

Project/Area Number 18340001
Research Category

Grant-in-Aid for Scientific Research (B)

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

Principal Investigator

HANAMURA Masaki  Tohoku University, 大学院・理学研究科, 教授 (60189587)

Co-Investigator(Kenkyū-buntansha) ISHIDA Masanori  東北大学, 大学院・理学研究科, 教授 (30124548)
TERASOMA Tomohide  東京大学, 大学院・数理科学研究科, 教授 (50192654)
KIMURA Shunichi  広島大学, 大学院・理学研究科, 准教授 (10284150)
Co-Investigator(Renkei-kenkyūsha) TERASOMA Tomohide  東京大学, 大学院・数理科学研究科, 教授 (50192654)
KIMURA Shunichi  広島大学, 大学院・理学研究科, 准教授 (10284150)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥6,750,000 (Direct Cost: ¥5,700,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2007: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2006: ¥2,200,000 (Direct Cost: ¥2,200,000)
Keywords代数多様体 / コホモロジー / 代数的サイクル / Chow群 / 代数菌サイクル / モティーフ / モティーフ理論
Research Abstract

高次Chow群の基礎理論, 代数多様体のモティヴィックコホモロジーの具体的計算,混合Tateモティーフの圏の研究, そして混合モティーフの圏の構成に関連した準DG圏の理論の研究をおこなった. 高次Chow群はBlochによるが,その定義を別のものに置きかえても基礎理論が証明できることを示した. 曲面のモティヴィックコホモロジーの計算をおこなった. 混合Tateモティーフの三角圏の構成と, 混合Tateモティーフのアーベル圏の関係を明らかにした. DG圏の概念の一般化である準DG圏の概念を導入し, 準DG圏から三角圏を構成する手続きを与えた.

Report

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

    (13 results)

All 2009 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 6 results) Presentation (4 results)

  • [Journal Article] 混合モティーフの理論と応用2009

    • Author(s)
      花村昌樹
    • Journal Title

      数学 (掲載予定)

    • NAID

      130004558907

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 混合モティーフの理論と応用2009

    • Author(s)
      花村昌樹
    • Journal Title

      数学 (掲載決定)

    • NAID

      130004558907

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] モティーフ理論2009

    • Author(s)
      花村昌樹
    • Journal Title

      数理科学(別冊)

      Pages: 123-129

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Motivic decomposition and intersection Chow groups II2007

    • Author(s)
      A. Corti and M. Hanamura
    • Journal Title

      Pure and Applied Mathematics Quarterly Journal 3

      Pages: 181-203

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Motivic sheaves and intersection cohomology2007

    • Author(s)
      M. Hanamura
    • Journal Title

      Advanced Studies in Pure Math 46

      Pages: 67-76

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Motivic decomposition and intersection Chow groups, II2007

    • Author(s)
      A. Corti and M. Hanamura
    • Journal Title

      Pure and Applied Mathematics Quarterly Journal 3

      Pages: 181-203

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Motivic sheaves and intersection cohomology2007

    • Author(s)
      M. Hanamura
    • Journal Title

      Advanced Studies in Pure Math. 46

      Pages: 67-76

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Motivic decomposition and intersection Chow groups, II2007

    • Author(s)
      A.Corti, M.Hanamura
    • Journal Title

      Pure and Applied Mathematics Quarterly Journal (In press)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Motivic sheaves and intersection cohomology2007

    • Author(s)
      M.Hanamura
    • Journal Title

      Advanced Studies in Pure Math. 46

      Pages: 67-76

    • Related Report
      2006 Annual Research Report
  • [Presentation] Toric varieties and algebraic cycles2008

    • Organizer
      研究集会「3rd conference on Algebra, Analysis and Geometry」
    • Place of Presentation
      鹿児島大理学部
    • Year and Date
      2008-02-18
    • Related Report
      2008 Final Research Report
  • [Presentation] Generalized DG categories and mixed motivic sheaves2007

    • Organizer
      セミナー講演
    • Place of Presentation
      シカゴ大学
    • Year and Date
      2007-09-25
    • Related Report
      2008 Final Research Report
  • [Presentation] Mixed motivic sheaves and degeneration of varieties2007

    • Organizer
      Conference on Algebraic K-theory
    • Place of Presentation
      トリエステ国際理論物理研究所
    • Year and Date
      2007-05-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Mixed motivic sheaves and degeneration of varieties2007

    • Author(s)
      M. Hanamura
    • Organizer
      Conference on Algebraic K-theory
    • Place of Presentation
      トリエステの国際理論物理研究所
    • Year and Date
      2007-05-29
    • Related Report
      2007 Annual Research Report

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

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