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Tasaka Koji  田坂 浩二

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TASAKA Koji  田坂 浩二

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Researcher Number 30780762
Other IDs
Affiliation (Current) 2020: 愛知県立大学, 情報科学部, 准教授
Affiliation (based on the past Project Information) *help 2020: 愛知県立大学, 情報科学部, 准教授
2018 – 2019: 愛知県立大学, 情報科学部, 講師
2016 – 2017: 愛知県立大学, 情報科学部, 助教
Review Section/Research Field
Principal Investigator
Basic Section 11010:Algebra-related / Algebra
Except Principal Investigator
Basic Section 11010:Algebra-related
Keywords
Principal Investigator
多重ゼータ値 / モジュラー形式 / Broadhurst-Kreimer予想 / 多重Eisenstein級数 / 整数論 / モチビック多重ゼータ値 / 複シャッフル関係式 / 多重モジュラー値 / 複シャッフルリー代数 / モチビックLie代数 / 有限多重ゼータ値 / 混合Tateモチーフの周期 … More
Except Principal Investigator
… More 多重ゼータ値 / モチッヴィクガロア群 / Teichmuller-Legoの哲学 / Kashiwara-Vergne予想 / associators Less
  • Research Projects

    (4 results)
  • Research Products

    (39 results)
  • Co-Researchers

    (3 People)
  •  種々の多重ゼータ値の統一的および相互発展的な研究Principal InvestigatorOngoing

    • Principal Investigator
      田坂 浩二
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 11010:Algebra-related
    • Research Institution
      Aichi Prefectural University
  •  モチヴィックガロア群と多重ゼータ値から広がる数学ー整数論からの解放ーOngoing

    • Principal Investigator
      古庄 英和
    • Project Period (FY)
      2018 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 11010:Algebra-related
    • Research Institution
      Nagoya University
  •  The outlook for the dimension conjecture and the study of Lie algebras of multiple zeta values and multiple Eisenstein seriesPrincipal Investigator

    • Principal Investigator
      Tasaka Koji
    • Project Period (FY)
      2018 – 2019
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 11010:Algebra-related
    • Research Institution
      Aichi Prefectural University
  •  Around the Broadhurst-Kreimer conjecturePrincipal Investigator

    • Principal Investigator
      TASAKA Koji
    • Project Period (FY)
      2016 – 2017
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Research Field
      Algebra
    • Research Institution
      Aichi Prefectural University

All 2020 2019 2018 2017 2016

All Journal Article Presentation

  • [Journal Article] Hecke eigenform and double Eisenstein series2020

    • Author(s)
      KOJI TASAKA
    • Journal Title

      Proceedings of the American Mathematical Society

      Volume: 148

    • DOI

      10.1090/proc/14680

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Journal Article] Hecke eigenform and double Eisenstein series2019

    • Author(s)
      Tasaka Koji
    • Journal Title

      Proceedings of the American Mathematical Society

      Volume: 印刷中

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Journal Article] Hecke eigenform and double Eisenstein series2019

    • Author(s)
      Koji Tasaka
    • Journal Title

      Proceedings of the American Mathematical Society

      Volume: 印刷中

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Journal Article] On Ecalle's and Brown's polar solutions to the double shuffle equations modulo products2019

    • Author(s)
      Nils Matthes, Koji Tasaka
    • Journal Title

      Kyushu Journal of Mathematics

      Volume: 73 Pages: 337-356

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Journal Article] On Ecalle's and Brown's polar solutions to the double shuffle equations modulo products2019

    • Author(s)
      Nils Matthes、Tasaka Koji
    • Journal Title

      Kyushu Journal of Mathematics

      Volume: 印刷中

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Journal Article] On Ecalle’s and Brown’s polar solutions to the double shuffle equations modulo products2019

    • Author(s)
      Nils Matthes, Koji Tasaka
    • Journal Title

      Kyushu Journal of Mathematics

      Volume: 印刷中

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Journal Article] Evaluation of Tornheim's type of double series2017

    • Author(s)
      S. Kadota, T. Okamoto, K. Tasaka
    • Journal Title

      Illinois Journal of Mathematics

      Volume: 61 Pages: 171-186

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16H07115
  • [Presentation] 有限多重ゼータ値とその応用2020

    • Author(s)
      田坂浩二
    • Organizer
      第18回量子情報ミニワークショップ
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] ヘッケ固有形式と2重アイゼンシュタイン級数2019

    • Author(s)
      田坂浩二
    • Organizer
      第12回東京電機大学数学講演会
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Period polynomial relations for double zeta values2019

    • Author(s)
      田坂浩二
    • Organizer
      第12回ゼータ若手研究集会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Hecke固有形式と2重Eisenstein級数2019

    • Author(s)
      田坂浩二
    • Organizer
      2019年日本数学会年会
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] Period polynomial relations for double zeta values2019

    • Author(s)
      田坂浩二
    • Organizer
      第12回ゼータ若手研究集会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] 様々な多重ゼータ値の関係について2019

    • Author(s)
      田坂浩二
    • Organizer
      近畿大学談話会
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Toy models of double shuffle Lie algebra2019

    • Author(s)
      田坂浩二
    • Organizer
      信州トポロジーセミナー
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] ヘッケ固有形式と2重アイゼンシュタイン級数2019

    • Author(s)
      田坂浩二
    • Organizer
      第12回東京電機大学講演会
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] Hecke固有形式と2重Eisenstein級数2019

    • Author(s)
      田坂浩二
    • Organizer
      2019年日本数学会年会
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] 有限多重調和級数の1の冪根での値と有限および対称多重ゼータ値2019

    • Author(s)
      バッハマンヘンリク, 竹山美宏,田坂浩二
    • Organizer
      日本数学会秋季総合分科会
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Finite and symmetric colored multiple zeta values2019

    • Author(s)
      Koji Tasaka
    • Organizer
      RIMS conference "Various Aspects on Multiple Zeta Values"
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] 様々な多重ゼータ値の統一理論に向けて2018

    • Author(s)
      田坂浩二
    • Organizer
      愛知数論セミナー
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Multiple zeta values and modular forms2018

    • Author(s)
      Koji Tasaka
    • Organizer
      Taiwan-Japan Joint Workshop on Multiple Zeta Values
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] 4点抜き射影直線上の反復積分の和公式2018

    • Author(s)
      田坂浩二
    • Organizer
      名古屋大学 解析数論セミナー
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Multiple zeta values and modular forms2018

    • Author(s)
      田坂浩二
    • Organizer
      Taiwan-Japan Joint Workshop on Multiple Zeta Values
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] The Gangl-Kaneko-Zagier relation and the Ihara-Takao relation2018

    • Author(s)
      Koji Tasaka
    • Organizer
      Kyushu multi-zeta seminar
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Anatomical decomposition of zeta elements2018

    • Author(s)
      田坂浩二
    • Organizer
      慶應義塾大学 代数セミナー
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] レベル付き2重ゼータ値のモジュラー関係式について2018

    • Author(s)
      田坂浩二
    • Organizer
      関西多重ゼータ研究会
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] レベル付き2重ゼータ値のモジュラー関係式について2018

    • Author(s)
      田坂浩二
    • Organizer
      関西多重ゼータ研究会
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] The Gangl-Kaneko-Zagier relation and the Ihara-Takao relation2018

    • Author(s)
      田坂浩二
    • Organizer
      九大多重ゼータセミナー
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] 様々な多重ゼータ値の統一理論に向けて2018

    • Author(s)
      田坂浩二
    • Organizer
      愛知数論セミナー
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] 4点抜き射影直線上の反復積分の和公式2018

    • Author(s)
      田坂浩二
    • Organizer
      名古屋解析数論セミナー
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] 多重ゼータ値と複シャッフルリー代数の極化2018

    • Author(s)
      田坂浩二
    • Organizer
      九大多重ゼータセミナー
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Broadhurst-Kreimer予想について2018

    • Author(s)
      田坂浩二
    • Organizer
      第26回整数論サマースクール
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] Broadhurst-Kreimer予想について2018

    • Author(s)
      田坂浩二
    • Organizer
      第26回整数論サマースクール
    • Data Source
      KAKENHI-PROJECT-18K13393
  • [Presentation] Anatomical decomposition of zeta elements2018

    • Author(s)
      田坂浩二
    • Organizer
      慶應義塾大学代数セミナー
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] 多重ゼータ値と複シャッフルリー代数の極化2018

    • Author(s)
      田坂浩二
    • Organizer
      九大多重ゼータセミナー
    • Data Source
      KAKENHI-PROJECT-18H01110
  • [Presentation] 2重ゼータ値の周期多項式関係式の精密化2017

    • Author(s)
      田坂浩二
    • Organizer
      九州代数的整数論
    • Place of Presentation
      九州大学 (福岡市, 福岡)
    • Year and Date
      2017-03-08
    • Invited
    • Data Source
      KAKENHI-PROJECT-16H07115
  • [Presentation] カスプ形式と2重ゼータ値について2017

    • Author(s)
      田坂浩二
    • Organizer
      第15回量子情報ミニワークショップ
    • Place of Presentation
      浜名湖弁天島ファミリーホテル開春楼 (浜松市,静岡)
    • Year and Date
      2017-01-20
    • Invited
    • Data Source
      KAKENHI-PROJECT-16H07115
  • [Presentation] A refinement of period polynomial relations between double zeta values2016

    • Author(s)
      Koji Tasaka
    • Organizer
      8th international symposium on natural science
    • Place of Presentation
      Incheon International University (Korea)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16H07115
  • [Presentation] ルート系のゼータ関数の特殊値について2016

    • Author(s)
      田坂浩二
    • Organizer
      首都大学整数論セミナー
    • Place of Presentation
      首都大学東京 (八王子市,東京)
    • Invited
    • Data Source
      KAKENHI-PROJECT-16H07115
  • [Presentation] Period polynomial relations between double zeta values revisited2016

    • Author(s)
      Koji Tasaka
    • Organizer
      Modular Forms and Period Integrals
    • Place of Presentation
      University of Tokyo (Komaba, Tokyo)
    • Year and Date
      2016-09-12
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16H07115
  • 1.  古庄 英和 (60377976)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  大野 泰生 (70330230)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  安田 正大 (90346065)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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