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2008 Fiscal Year Final Research Report

Research on algebraic properties of categories of modules and structures of Frobenius algebras

Research Project

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Project/Area Number 19540014
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Algebra
Research InstitutionTokyo University of Agriculture and Technology

Principal Investigator

YAMAGATA Kunio  Tokyo University of Agriculture and Technology, 大学院・共生科学技術研究院, 教授 (60015849)

Co-Investigator(Kenkyū-buntansha) YOSHINO Yuji  岡山大学, 大学院・自然科学研究科, 教授 (00135302)
Co-Investigator(Renkei-kenkyūsha) WADA Tomoyuki  東京農工大学, 大学院・共生科学研究院, 教授 (30134795)
ASASHIBA Hideto  静岡大学, 理学部, 教授 (70175165)
Project Period (FY) 2007 – 2008
Keywords環 / 多元環 / 加群 / 表現 / 圏 / クイバー
Research Abstract

多元環の構造とその上の加群の成す圏について研究を行い、加群の直既約部分加群の直和分解と加群の準同型環との関係や、Cohen-Macaulay加群の分類、有限次元群多元環のFrobenius多元環としてのカルタン行列の持つ性質、加群圏の被覆理論の拡張と応用などについて多くの成果を上げた。これらの諸成果は本研究組織の各研究者によって国内外の国際研究集会やシンポジウムなどで発表され専門雑誌に掲載された

  • Research Products

    (17 results)

All 2009 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 8 results) Presentation (8 results)

  • [Journal Article] Local Cohomology based on a nonclosed support defined by a pair of ideals2009

    • Author(s)
      R. Takahashi, Y. Yoshino, and T. Yoshizawa
    • Journal Title

      J. Pure and Appl. Algebra vol.213

      Pages: 582-600

    • Peer Reviewed
  • [Journal Article] On Ext-indices of ring extensions2009

    • Author(s)
      S. Nasseh, Y. Yoshino
    • Journal Title

      J. Pure and Applied Algebra vol.213

      Pages: 1216-1223

    • Peer Reviewed
  • [Journal Article] Modules with semiregular endomorphism rings2008

    • Author(s)
      K. Yamagata
    • Journal Title

      Colloquium Mathematicum vol.113

      Pages: 241-250

  • [Journal Article] Cartan matrices of symmetric algebras having generalized standard stable tubes2008

    • Author(s)
      J. Bialkowski, A. Skowronski, and K. Yamagata
    • Journal Title

      Osaka Journal of Mathematics vol.45

      Pages: 159-171

    • Peer Reviewed
  • [Journal Article] Selfinjective algebras of quasitilted type2008

    • Author(s)
      A. Skowronski, and K. Yamagata
    • Journal Title

      Trends in representation theory of algebras and related topics

      Pages: 639-708

    • Peer Reviewed
  • [Journal Article] Mutations in triangulated categories and rigid Cohen-Macaulay modules2008

    • Author(s)
      Osamu Iyama, and Y. Yoshino
    • Journal Title

      Inventiones Matematicae vol.172

      Pages: 117-168

    • Peer Reviewed
  • [Journal Article] Universal lifts of chain complexes over non-commutative parameter algebras2008

    • Author(s)
      Y. Yoshino
    • Journal Title

      J. of Math of Kyoto Univ vol.48

      Pages: 793-845

    • Peer Reviewed
  • [Journal Article] Eigenvalues of Cartan matrices of principal 2-blocks with abelian defect groups2008

    • Author(s)
      N. Kunugi, and T. Wada
    • Journal Title

      J. Algebra vol.319

      Pages: 4404-4411

    • Peer Reviewed
  • [Journal Article] Domestic canonical algebras and simple Lie algebras2008

    • Author(s)
      H. Asashiba
    • Journal Title

      Math.Z vol.259

      Pages: 713-754

    • Peer Reviewed
  • [Presentation] Auto-equivalences of additivefull subcategories2009

    • Author(s)
      吉野雄二
    • Organizer
      第4回日本-ベトナム合同セミナー
    • Place of Presentation
      明治大学(生田)
    • Year and Date
      20090217-21
  • [Presentation] Oicard groups and automorphism groups of categories2008

    • Author(s)
      吉野雄二
    • Organizer
      第41回環論および表現論シンポジウム
    • Place of Presentation
      静岡大学
    • Year and Date
      20080905-07
  • [Presentation] Deforming a chain complexes to non-commutative direction2008

    • Author(s)
      吉野雄二
    • Organizer
      International Conference toward establishing a cutting-edge platform for commutative ring theory in the 21st century
    • Year and Date
      20080317-21
  • [Presentation] Eigenvalues of Cartan matrices of principal 2-blocks with abelian defect groups2008

    • Author(s)
      和田倶幸
    • Organizer
      日本数学会秋季総合分科会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2008-09-24
  • [Presentation] Skew monoid categories and derived equivalences2008

    • Author(s)
      浅芝秀人
    • Organizer
      XIII International Conference on Representations of Algebras
    • Place of Presentation
      Sao Paulo, Brazil
    • Year and Date
      2008-08-08
  • [Presentation] On lifting of idempotents in the endomorphism ring of a module2007

    • Author(s)
      山形邦夫
    • Organizer
      第5回日中韓「環論」国際シンポジウム
    • Place of Presentation
      国立オリンピック記念青少年総合センター(東京)
    • Year and Date
      2007-09-11
  • [Presentation] Covering functors, orbit categories and derived equivalences2007

    • Author(s)
      浅芝秀人
    • Organizer
      XII International Conference on Representations of Algebras
    • Place of Presentation
      Nicolaus Copernicus University, Poland
    • Year and Date
      2007-08-23
  • [Presentation] 非可換パラメーターを基準にした鎖複体の普遍持ち上げ2007

    • Author(s)
      吉野雄二
    • Organizer
      第52回代数学シンポジウム
    • Place of Presentation
      神戸大学
    • Year and Date
      2007-08-09

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Published: 2010-06-10   Modified: 2016-04-21  

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