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Development of algorithms for the computation of Selmer groups of elliptic curves and its application

Research Project

Project/Area Number 18740013
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Algebra
Research InstitutionTsuda College (2007-2008)
Tokyo Metropolitan University (2006)

Principal Investigator

MATSUNO Kazuo  Tsuda College, 学芸学部, 准教授 (40332936)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,510,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥210,000)
Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2007: ¥700,000 (Direct Cost: ¥700,000)
Fiscal Year 2006: ¥900,000 (Direct Cost: ¥900,000)
Keywords楕円曲線 / Selmer群 / 岩澤理論 / P進L関数 / Tate-shafarevich 群 / セルマー群 / 岩澤不変量
Research Abstract

代数体上の楕円曲線の数論における中心的な研究対象の一つであるSelmer群を具体的に計算するためのアルゴリズムの開発を行った。既存のアルゴリズムを分析し、改良を試みながら、実例計算によるデータの収集を行う一方で、開発中に得られた知見を理論的に応用する考察も行い、代数体上の楕円曲線のTate-Shafarevich群の大きさの非有界性や、楕円曲線の2進岩澤不変量についての新たな事実の発見といった成果を得た。

Report

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

    (4 results)

All 2008 2007 Other

All Journal Article (4 results) (of which Peer Reviewed: 3 results)

  • [Journal Article] On the 2-adic Iwasawa invariants of ordinary elliptic curves2008

    • Author(s)
      Kazuo Matsuno
    • Journal Title

      International Journal of Number Theory 4

      Pages: 403-422

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Construction of elliptic curves with large Iwasawa λ-invariants and large Tate-Shafarevich groups2007

    • Author(s)
      Kazuo Matsuno
    • Journal Title

      Manuscripta Mathematica 122

      Pages: 289-304

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Construction of elliptic curves with large Iwasawa lambda-invariants and large Tate-Shafarevich groups2007

    • Author(s)
      Kazuo Matsuno
    • Journal Title

      Manuscripta mathematica 122・3

      Pages: 289-304

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Elliptic curves with large Tate-Shafarevich groups over a number field

    • Author(s)
      Kazuo Matsuno
    • Journal Title

      Mathematical Research Letters (掲載予定)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed

URL: 

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

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