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Research toward to construct a concrete theory of Abelian functions

Research Project

Project/Area Number 19540002
Research Category

Grant-in-Aid for Scientific Research (C)

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

Principal Investigator

ONISHI Yoshihiro  Iwate University, 人文社会科学部, 准教授 (60250643)

Co-Investigator(Kenkyū-buntansha) 尾台 喜孝  岩手大学, 人文社会科学部, 准教授 (10204215)
Co-Investigator(Renkei-kenkyūsha) ODAI Yoshitaka  岩手大学, 人文社会科学部, 教授 (10204215)
Project Period (FY) 2007 – 2009
Project Status Completed (Fiscal Year 2009)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2009: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Keywords数論 / 数論幾何 / Abel函数 / 代数曲線 / Jacobi多様体 / Sigma函数 / Hurwitz整 / 楕円函数 / 代数学 / 幾何学 / アーベル函数 / 代数函数 / ベルヌーイ数 / Abelian functions / Jacobian varieties
Research Abstract

Currently, it is impossible for us to discuss the World without trgonometric functions. Abelian functions are advanced functions that highly generalizes the trigonomatric functions, and will be, no doubt, very important functions in the future. Any Abelian function has a number that called "genus". Trigonometric functions are of genus 0 and elliptic functions are of genus 1. Athough these functions have very concrete theory, Abelian functions of genus greater than 1 has so poor in concrete theory. Through this project I constructed a very concrete theory of Abelian functions of genus greater than 1.

Report

(4 results)
  • 2009 Annual Research Report   Final Research Report ( PDF )
  • 2008 Annual Research Report
  • 2007 Annual Research Report
  • Research Products

    (23 results)

All 2010 2009 2008 2007 Other

All Journal Article (18 results) (of which Peer Reviewed: 16 results) Presentation (2 results) Remarks (3 results)

  • [Journal Article] Congruences relations connectiong tate-shafarevich groups with hurwitz numbers2010

    • Author(s)
      Y. Onishi
    • Journal Title

      Interdisciplinary of Information Sciences 16(1)

      Pages: 71-86

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Congruences relations connectiong Tate-Shafarevich groups with Hurwitz numbers.2010

    • Author(s)
      Yoshihiro Onishi
    • Journal Title

      Interdisciplinary of Information Sciences (印刷中)

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Universal elliptic functions2010

    • Author(s)
      Yoshihiro Onishi
    • Journal Title

      arXiv.org http://arxiv.org/abs/1003.2927

    • Related Report
      2009 Annual Research Report
  • [Journal Article] Abelian functions for trigonal curves of dgree four and determinantal formulae in purely trigonal case2009

    • Author(s)
      Y. Onishi
    • Journal Title

      International Journal of Mathematics 20(4)

      Pages: 427-441

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Abelion Functions for trigonal curves of degree four and daterminatal formulae in Pure trigonal cose.2009

    • Author(s)
      Yoshihitro Onishi
    • Journal Title

      International Journal of Mathematrcs 20

      Pages: 427-441

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Abelian functions, for trigond curves of genus three (in press)2009

    • Author(s)
      J. C. Eilbecle, V. Z. Enotski S. Matsutani, Y. Onishi, E. Previato
    • Journal Title

      International Math. Research Notices (未定)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Addition formulae over the jacobian preimage of hyperelliptic wirtinger varieties2008

    • Author(s)
      J.C. Eilbeck, V.Z. Enol'skii, S. Matustani,Y. Onishi, E. Previato
    • Journal Title

      Journal fur reine und angewandt Mathematik 619

      Pages: 37-48

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] Abelian functions for cyclic trigonal curves of genus 42008

    • Author(s)
      S. Baldwin, J. C. Eilbeck, J. Gibbons, Y.Onishi
    • Journal Title

      Journal of Geometry and Physics 58(4)

      Pages: 450-467

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] The addition law attached to a stratification for a hyperelliptic jacobian variety2008

    • Author(s)
      V.Z. Enolskii, S. Matsutani, Y. Onishi
    • Journal Title

      Tokyo Journal of mathematics 31

      Pages: 27-38

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Journal Article] The addition law attached to a. stratification for a hyperelliptic Jacobian2008

    • Author(s)
      V. Z. EnoLski, S. Matsutani Y. Onishi
    • Journal Title

      Tokyo Jouend of Mathematics 31

      Pages: 27-38

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Addition formulae over the Jacobian preimage of hypereliptic Wirtinger varieties2008

    • Author(s)
      J. C. Eibeck, V. Z. Enolski S. Matsutani, Y. Onishi, E. previato
    • Journal Title

      J. reine und angewadt Mathematik 619

      Pages: 37-48

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Abelian functions for trigonal curves of degree four and determinantal formula in purely trigonal case2008

    • Author(s)
      Y. Onishi
    • Journal Title

      International Journal of Math. (印刷中)(掲載確定)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The addition law attached to a stratification for a hyperelliptic Jacobian variety2008

    • Author(s)
      V. Z. Enolski, S. Matsutani, Y. Onishi
    • Journal Title

      Tokyo Journal of Math. (印刷中)(掲載確定)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Addition formula over the Jacobian pre-image of hyperelliptic Wirtinger varieties2008

    • Author(s)
      J. C. Eilbeck, V. Z. Enolski, S. Matsutani Y. Onishi, E. Previato
    • Journal Title

      J. reine angewandt Math. (印刷中)(掲載確定)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Abelian functions for cyclic trigonal curves of genus 42008

    • Author(s)
      S. Baldwin, J. C. Eilbeck J. Gibbons, Y. Onishi
    • Journal Title

      Journal of Geometry and Physics 58

      Pages: 450-467

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Abelian functions for trigonal curves of genus three2008

    • Author(s)
      J. C. Eilbeck, V. Z. Enolski, S. Matsutani Y. Onishi, E. Previato
    • Journal Title

      International Math. Research Notices (印刷中)(掲載確定)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Determinant expressions in abelian functions for purely pentagonal curves of degree six2007

    • Author(s)
      S. Matsutani, Y. Onishi
    • Related Report
      2009 Final Research Report
  • [Journal Article] Abelian functions for trigonal curves of genus three2007

    • Author(s)
      J.C. Eilbeck, V.Z. Enol'skii, S. Matustani,Y. Onishi, E. Previato
    • Journal Title

      International Mathematics Research Notices

    • Related Report
      2009 Final Research Report
    • Peer Reviewed
  • [Presentation] Two topics concrete theory of Abelion functions2008

    • Author(s)
      大西良博
    • Organizer
      ワークショップ「テータ函数と可積分系」
    • Place of Presentation
      九州大学, 六本松キャンパス
    • Year and Date
      2008-12-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] Congruence connecting Tate-Shafarevich groups with Hurwitg numbers2007

    • Author(s)
      大西良博
    • Organizer
      中村憲教授還歴記念研究集会
    • Place of Presentation
      首都大学東京
    • Year and Date
      2007-12-08
    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://web.cc.iwate-u.ac.jp/~onishi/

    • Related Report
      2009 Annual Research Report
  • [Remarks]

    • URL

      http://web.cc.iwate-u.ac.jp/~onishi/

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://web.cc.iwate-u.ac.jp/~onishi/

    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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