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Development of Iwasawsa theory

Research Project

Project/Area Number 25247002
Research Category

Grant-in-Aid for Scientific Research (A)

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

Principal Investigator

Kurihara Masato  慶應義塾大学, 理工学部(矢上), 教授 (40211221)

Co-Investigator(Kenkyū-buntansha) 藤井 俊  金沢工業大学, 基礎教育部, 講師 (20386618)
松野 一夫  津田塾大学, 学芸学部, 教授 (40332936)
八森 祥隆  東京理科大学, 理工学部数学科, 准教授 (50433743)
田中 孝明  慶應義塾大学, 理工学部(矢上), 准教授 (60306850)
小林 真一  九州大学, 数理学研究院, 教授 (80362226)
Project Period (FY) 2013-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥38,610,000 (Direct Cost: ¥29,700,000、Indirect Cost: ¥8,910,000)
Fiscal Year 2017: ¥8,840,000 (Direct Cost: ¥6,800,000、Indirect Cost: ¥2,040,000)
Fiscal Year 2016: ¥7,150,000 (Direct Cost: ¥5,500,000、Indirect Cost: ¥1,650,000)
Fiscal Year 2015: ¥7,280,000 (Direct Cost: ¥5,600,000、Indirect Cost: ¥1,680,000)
Fiscal Year 2014: ¥7,280,000 (Direct Cost: ¥5,600,000、Indirect Cost: ¥1,680,000)
Fiscal Year 2013: ¥8,060,000 (Direct Cost: ¥6,200,000、Indirect Cost: ¥1,860,000)
Keywords整数論 / 岩澤理論 / Stark予想 / 同変岩澤主予想 / 同変玉河数予想 / 楕円曲線 / セルマー群 / イデアル類群 / ゼータ関数 / Selmer群 / 岩澤加群 / 国際研究者交流 / イギリス:ドイツ:中国:ベトナム
Outline of Final Research Achievements

We constructed a new theory on refinement and generalization of Stark conjecture. We discovered the arithmetic meaning of the ideal which appears in Rubin-Stark conjecture, and the relation between Rubin-Stark elements and zeta elements in equivariant Tamagawa number conjecture. We defined Stark elements to arbitrary integer points of zeta functions, and generalized the refined Stark conjecture to these generalized Stark elements. We found that these generalized elements form p-adic families.
We determined the Fitting ideal of (non-modified) classical Iwasawa modules, and gave a complete answer to the problem on the Fitting ideal related to the Iwasawa theoretic version of Brumer Stark conjecture.

Academic Significance and Societal Importance of the Research Achievements

ゼータ関数と数論的対象物との間の関係を調べることは、19世紀のDirichletによる類数公式にまでさかのぼる整数論における最重要問題のひとつである。有名なStark予想はこの典型であるが、本研究によってStark元に関して統一的な視点が得られ、それが一般化され、今までStark予想とは別個のものとして、個別に考えられてきたさまざまな定理や予想を、ゼータ元と一般化Stark元とその関係として統合的にとらえることができるようになった。これは大変大きな進歩である。古典的岩澤加群の新しい性質も明らかになった。

Report

(6 results)
  • 2018 Final Research Report ( PDF )
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • 2015 Annual Research Report
  • 2014 Annual Research Report
  • 2013 Annual Research Report
  • Research Products

    (58 results)

All 2018 2017 2016 2015 2014 2013 Other

All Int'l Joint Research (11 results) Journal Article (14 results) (of which Int'l Joint Research: 6 results,  Peer Reviewed: 12 results,  Open Access: 1 results,  Acknowledgement Compliant: 1 results) Presentation (32 results) (of which Int'l Joint Research: 20 results,  Invited: 30 results) Funded Workshop (1 results)

  • [Int'l Joint Research] King's College London(英国)

    • Related Report
      2017 Annual Research Report
  • [Int'l Joint Research] Universitaet der Bundeswehr Muenchen(ドイツ)

    • Related Report
      2017 Annual Research Report
  • [Int'l Joint Research] Korea Institue for Advanced Study(韓国)

    • Related Report
      2017 Annual Research Report
  • [Int'l Joint Research] King's College London(英国)

    • Related Report
      2016 Annual Research Report
  • [Int'l Joint Research] Universitaet der Bundeswehr Muenchen/Ludwig Maximilian University of Munich(ドイツ)

    • Related Report
      2016 Annual Research Report
  • [Int'l Joint Research] Korea Institute for Advanced Study(韓国)

    • Related Report
      2016 Annual Research Report
  • [Int'l Joint Research] King's College London(United Kingdom)

    • Related Report
      2015 Annual Research Report
  • [Int'l Joint Research] Univ. der Bundeswehr Muenchen(Germany)

    • Related Report
      2015 Annual Research Report
  • [Int'l Joint Research] King's College London(United Kingdom)

    • Related Report
      2014 Annual Research Report
  • [Int'l Joint Research] Universitaet der Bundeswehr Muenchen(Germany)

    • Related Report
      2014 Annual Research Report
  • [Int'l Joint Research] Boston University(米国)

    • Related Report
      2014 Annual Research Report
  • [Journal Article] On Iwasawa theory, zeta elements for Gm, and the equivariant Tamagawa number conjecture2017

    • Author(s)
      David Burns, Masato Kurihara, Takamichi Sano
    • Journal Title

      Algebra & Number Theory

      Volume: 11 Issue: 7 Pages: 1527-1571

    • DOI

      10.2140/ant.2017.11.1527

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Fitting Ideals of Iwasawa Modules and of the Dual of Class Groups2017

    • Author(s)
      GREITHER Cornelius、KURIHARA Masato
    • Journal Title

      Tokyo Journal of Mathematics

      Volume: 39 Issue: 3 Pages: 619-642

    • DOI

      10.3836/tjm/1475723094

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Mordell-Weil ranks of elliptic curves in the cyclotomic Z_2-extension of the rationals2017

    • Author(s)
      Kazuo Matsuno
    • Journal Title

      International Journal of Number Theory

      Volume: 13 Pages: 429-438

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] On zeta elements for G_m2016

    • Author(s)
      BURNS David, KURIHARA Masato, and SANO Takamichi
    • Journal Title

      Documenta Mathematica

      Volume: 21 Pages: 555-626

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Tate sequences and Fitting ideals of Iwasawa modules2016

    • Author(s)
      GREITHER Cornelius, KURIHARA Masato
    • Journal Title

      St. Petersburg Mathematical Journal

      Volume: 27 Issue: 6 Pages: 941-965

    • DOI

      10.1090/spmj/1428

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] 総虚体の一般Greenberg予想について2016

    • Author(s)
      藤井俊
    • Journal Title

      第14回北陸数論研究集会報告集

      Volume: 14 Pages: 36-48

    • Related Report
      2016 Annual Research Report
  • [Journal Article] Tate sequences and Fitting ideals of Iwasawa modules2015

    • Author(s)
      Cornelius Greither and Masato Kurihara
    • Journal Title

      Algebra i Analiz

      Volume: 37 Pages: 117-149

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] p-adic Eisenstein-Kronecker series for CM elliptic curves and the Kronecker limit formula2015

    • Author(s)
      K. Bannai, H. Furusho, S. Kobayashi
    • Journal Title

      Nagoya mathematical journal

      Volume: 219 Pages: 269-302

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The structure of Selmer groups of elliptic curves and modular symbols2014

    • Author(s)
      Masato Kurihara
    • Journal Title

      Iwasawa theory 2012, Contributions in Mathematical and Computational Sciences

      Volume: 7 Pages: 317-356

    • DOI

      10.1007/978-3-642-55245-8_11

    • ISBN
      9783642552441, 9783642552458
    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The p-adic height pairing on abelian varieties at non-ordinary primes2014

    • Author(s)
      S. Kobayashi
    • Journal Title

      Iwasawa Theory 2012, Contributions in Mathematical and Computational Sciences

      Volume: 7 Pages: 264-290

    • DOI

      10.1007/978-3-642-55245-8_9

    • ISBN
      9783642552441, 9783642552458
    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] On restricted ramifications and pseudo-null submodules of Iwasawa modules for Z_p^2-extensions2014

    • Author(s)
      Satoshi Fujii
    • Journal Title

      Journal Ramanujan Math. Soc

      Volume: 29 Pages: 295-305

    • Related Report
      2014 Annual Research Report
    • Int'l Joint Research
  • [Journal Article] Refined Iwasawa theory for p-adic representations and the structure of Selmer groups2014

    • Author(s)
      Masato Kurihara
    • Journal Title

      Muenster Journal of Mathematics

      Volume: 7 Pages: 149-223

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The p-adic Gross-Zagier formula for elliptic curves at supersingular primes2013

    • Author(s)
      Shinichi Kobayashi
    • Journal Title

      Inventiones mathematicae

      Volume: 191 Issue: 3 Pages: 527-629

    • DOI

      10.1007/s00222-012-0400-9

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Algebraic relations with the infinite products generated by Fibonacci numbers2013

    • Author(s)
      Takeshi Kurosawa, Yohei Tachiya and Taka-aki Tanaka
    • Journal Title

      Annales Mathematicae et Informaticae

      Volume: 41 Pages: 107-119

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Presentation] Functional equations and positively ramified extensions2018

    • Author(s)
      八森祥隆
    • Organizer
      Low dimensional topology and number theory X
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Generalized Stark elements of arbitrary weights for Gm2017

    • Author(s)
      Masato Kurihara
    • Organizer
      Iwasawa 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] さまざまな岩澤加群の行列表示について2017

    • Author(s)
      栗原将人
    • Organizer
      第16回北陸数論研究集会「数論における行列式表示」
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] 虚二次体上の一般Greenberg予想について2017

    • Author(s)
      藤井俊
    • Organizer
      北陸数論セミナー
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] The p-adic Gross-Zagier formula for higher weight modular forms at non-ordinary primes2017

    • Author(s)
      Shinichi Kobayashi
    • Organizer
      Fukuoka International Conference on Arithmetic Geometry
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Local Iwasawa theory of modular forms for the anti-cyclotomic Z_p-extension2017

    • Author(s)
      Shinichi Kobayashi
    • Organizer
      Iwasawa 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Iwasawa theory for generalized Heegner cycles at non-ordinary primes2017

    • Author(s)
      Shinichi Kobayashi
    • Organizer
      Workshop on p-adic L-functions and algebraic cycles, National Taiwan University
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 岩澤理論の精密化とStickelberger ideals2016

    • Author(s)
      Masato Kurihara
    • Organizer
      Tokyo Journal of Mathematics 筱田記念号刊行に寄せて
    • Place of Presentation
      上智大学(東京都千代田区)
    • Year and Date
      2016-03-22
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] Functional Equations in the theory of positively ramified extensions2016

    • Author(s)
      Yoshitaka Hachimori
    • Organizer
      Number Theory Seminar
    • Place of Presentation
      Cambridge (United Kingdom)
    • Year and Date
      2016-02-02
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Anticyclotomic Iwasawa theory for modular forms at non-ordinary primes2016

    • Author(s)
      Shinichi Kobayashi
    • Organizer
      Sendai international conference on arithmetic geometry
    • Place of Presentation
      東北大学(宮城県仙台市)
    • Year and Date
      2016-01-29
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] On the theory of positively ramified extensions2016

    • Author(s)
      Yoshitaka Hachimori
    • Organizer
      Number Theory and Geometry Seminars
    • Place of Presentation
      Nottingham (United Kingdom)
    • Year and Date
      2016-01-13
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Iwasawa theory and Rubin-Stark elements2016

    • Author(s)
      Masato Kurihara
    • Organizer
      New Directions in Iwasawa Theory
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Generalization and refinement of Rubin-Stark conjecture2016

    • Author(s)
      Masato Kurihara
    • Organizer
      Pan Asia Number Theory Conference 2016
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Fitting ideals of Iwasawa modules2016

    • Author(s)
      Masato Kurihara
    • Organizer
      Oberseminar Arithmetische und Algebraische Geometrie
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Anticyclotomic Iwasawa theory and generalized Heegner cycles2016

    • Author(s)
      小林真一
    • Organizer
      代数的整数論とその周辺 2016
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] p類体塔と非アーベル岩澤理論における幾つかの問題について2016

    • Author(s)
      藤井俊
    • Organizer
      北陸数論研究集会
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] Some remarks on pseudo-null submodules of tamely ramified Iwasawa modules2016

    • Author(s)
      藤井俊
    • Organizer
      北陸数論セミナー
    • Related Report
      2016 Annual Research Report
  • [Presentation] ポジティブ分岐拡大の理論における関数等式について2016

    • Author(s)
      八森祥隆
    • Organizer
      東京理科大学理工学部談話会
    • Related Report
      2016 Annual Research Report
  • [Presentation] 総虚体の一般 Greenberg 予想について2015

    • Author(s)
      Satoshi Fujii
    • Organizer
      北陸数論研究集会講演
    • Place of Presentation
      金沢サテライトプラザ(石川県金沢市)
    • Year and Date
      2015-12-26
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] A note on the theory of positively ramified extensions2015

    • Author(s)
      Yoshitaka Hachimori
    • Organizer
      Seminar der Forschergruppe 'Symmetrie, Geometrie und Arithmetik'
    • Place of Presentation
      Heidelberg (Germany)
    • Year and Date
      2015-12-18
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] non-CM 総虚体の一般 Greenberg 予想に向けて2015

    • Author(s)
      Satoshi Fujii
    • Organizer
      北陸数論セミナー講演
    • Place of Presentation
      金沢サテライトプラザ(石川県金沢市)
    • Year and Date
      2015-11-05
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] Iwasawa theory and p-adic L-functions2015

    • Author(s)
      Masato Kurihara
    • Organizer
      Boston University/Keio University Workshop 2015
    • Place of Presentation
      Boston (USA)
    • Year and Date
      2015-09-08
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 一般Heegner cycleのp進補間について2015

    • Author(s)
      Shinichi Kobayashi
    • Organizer
      Regulators in Niseko 2015
    • Place of Presentation
      ヒルトンニセコヴィレッジ(北海道ニセコ町)
    • Year and Date
      2015-09-07
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] Tate sequences and Iwasawa theory2015

    • Author(s)
      Masato Kurihara
    • Organizer
      Pan Asia Number Theory Conference 2015
    • Place of Presentation
      三亜(中国)
    • Year and Date
      2015-07-23
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Zeta elements and Iwasawa theory2015

    • Author(s)
      Masato Kurihara
    • Organizer
      Local Arithmetic Geometry
    • Place of Presentation
      St. Petersburg (Russsia)
    • Year and Date
      2015-05-21
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Iwasawa theory and zeta elements2015

    • Author(s)
      Masato Kurihara
    • Organizer
      Elliptic curves, Modular forms and Iwasawa theory
    • Place of Presentation
      Cambridge(England)
    • Year and Date
      2015-03-27
    • Related Report
      2014 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Arithmetic of zeta elements for the Tate motive2015

    • Author(s)
      Masato Kurihara
    • Organizer
      Arithmetic and Algebraic Geometry 2015
    • Place of Presentation
      東京大学(東京都・目黒区)
    • Year and Date
      2015-01-30
    • Related Report
      2014 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Heegner cycleのp進高さについて2014

    • Author(s)
      小林真一
    • Organizer
      第59回代数学シンポジウム
    • Place of Presentation
      東京大学(東京都・目黒区)
    • Year and Date
      2014-09-10
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] 円分Z_2拡大の中間体でrankの増える楕円曲線の構成について2014

    • Author(s)
      松野一夫
    • Organizer
      第9回福岡数論研究集会
    • Place of Presentation
      立命館アジア太平洋大学(大分県・別府市)
    • Year and Date
      2014-09-02
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] Ranks of elliptic curves in the cyclotomic Z_2-extension of Q2014

    • Author(s)
      Kazuo Matsuno
    • Organizer
      Mini-Workshop on Calabi-Yau Varieties: Arithmetic, Geometry and Physics
    • Place of Presentation
      津田塾大学(東京都・小平市)
    • Year and Date
      2014-08-07
    • Related Report
      2014 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Arithmetic of zeta elements and Rubin-Stark elements2014

    • Author(s)
      Masato Kurihara
    • Organizer
      p-adic Variations in Number Theory
    • Place of Presentation
      Boston(USA)
    • Year and Date
      2014-06-03
    • Related Report
      2014 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Rubin-Stark予想とRubin-Stark元について2013

    • Author(s)
      栗原将人
    • Organizer
      代数的整数論とその周辺
    • Place of Presentation
      京都大学数理解析研究所(京都市左京区)
    • Year and Date
      2013-12-13
    • Related Report
      2013 Annual Research Report
    • Invited
  • [Funded Workshop] Iwasawa 20172017

    • Related Report
      2017 Annual Research Report

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Published: 2013-05-15   Modified: 2022-02-22  

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