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Library for Validated Computation of Differential Equations

Research Project

Project/Area Number 24540115
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field General mathematics (including Probability theory/Statistical mathematics)
Research InstitutionThe University of Electro-Communications

Principal Investigator

YAMAMOTO Nobito  電気通信大学, 情報理工学(系)研究科, 教授 (30210545)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2012: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords精度保証 / 偏微分方程式 / 常微分方程式 / 多倍長演算 / 力学系 / 多倍長 / 精度保証法
Outline of Final Research Achievements

We have developed the following.
(1) Numerical verification methods for norm estimation of invers differential operators w.r.t. PDEs. (2) Validated methods of constructing Lyapunov functions w.r.t. ODEs (3) A library named LILIB for usage of interval multi precision arithmetic with guaranteed accuracy.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (17 results)

All 2015 2014 2013 2012

All Journal Article (4 results) (of which Peer Reviewed: 4 results,  Acknowledgement Compliant: 1 results) Presentation (13 results) (of which Invited: 1 results)

  • [Journal Article] Verified Computations of Eigenvalue Exclosures for Eigenvalue Problems in Hilbert Spaces2014

    • Author(s)
      Yoshitaka Watanabe, Kaori Nagatou, Michael Plum, and Mitsuhiro T. Nakao
    • Journal Title

      SIAM Journal on Numerical Analysis

      Volume: 52 Issue: 1 Pages: 975-992

    • DOI

      10.1007/s13160-014-0160-6

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Validated Computation of Global Solutions to ODEs2013

    • Author(s)
      M.Harikae, N.Yamamoto
    • Journal Title

      Nonlinear Theory and Its Applications , IEICE

      Volume: 4 Pages: 88-96

    • NAID

      130003375414

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Validated computation of global solutions to ODEs2013

    • Author(s)
      Masato Harikae, Nobito Yamamoto
    • Journal Title

      Nonlinear Theory and Its Applications

      Volume: vol.4, No.1 Pages: 88-96

    • NAID

      130003375414

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] 力学系における閉軌道の存在領域の精度保証法による同定2012

    • Author(s)
      樋脇知広・山本野人
    • Journal Title

      日本応用数理学会論文誌

      Volume: 22巻4号

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Presentation] How to construct Lyapunov functions by validated computation2015

    • Author(s)
      Nobito Yamamoto
    • Organizer
      The First French-Japanese Workshop on Numerical Computations
    • Place of Presentation
      Universite Pierre et Marie Curie (Paris 6)
    • Year and Date
      2015-03-24
    • Related Report
      2014 Annual Research Report
  • [Presentation] Lyapunov関数の精度保証による構成について2014

    • Author(s)
      山本野人、松江要
    • Organizer
      2014年度応用数学合同研究集会
    • Place of Presentation
      龍谷大学
    • Year and Date
      2014-12-18
    • Related Report
      2014 Annual Research Report
  • [Presentation] A numerical verification method for a basin of a limit cycle2014

    • Author(s)
      Tomohirio Hiwaki and Nobito Yamamoto
    • Organizer
      SCAN2014
    • Place of Presentation
      ヴルツブルグ大学、ドイツ
    • Year and Date
      2014-09-22 – 2014-09-25
    • Related Report
      2014 Annual Research Report
  • [Presentation] 力学系周期軌道の精度保証法とLyapunov関数2014

    • Author(s)
      山本野人
    • Organizer
      第1回山梨精度保証研究会
    • Place of Presentation
      勝沼 ぶどうの丘
    • Year and Date
      2014-09-15
    • Related Report
      2014 Annual Research Report
  • [Presentation] 力学系における閉軌道の漸近安定性の精度保証について2014

    • Author(s)
      樋脇知広、山本野人
    • Organizer
      日本応用数理学会2014年度年会
    • Place of Presentation
      政策研究大学院大学
    • Year and Date
      2014-09-03
    • Related Report
      2014 Annual Research Report
  • [Presentation] Numerical verification methods for limit cycles in dynamical systems2014

    • Author(s)
      Nobito Yamamoto and Tomohiro Hiwaki
    • Organizer
      International Workshop on Numerical Verification and its Applications 2014
    • Place of Presentation
      早稲田大学
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] LyapunovTracing による常微分方程式の精度保証法について2013

    • Author(s)
      樋脇 知広, 渡辺 真伊智, 山本 野人, 松江 要
    • Organizer
      日本応用数理学会年会
    • Place of Presentation
      福岡アクロス
    • Related Report
      2013 Research-status Report
  • [Presentation] 2階楕円型線形作用素の可逆性検証に関するいくつかの考察2013

    • Author(s)
      渡部善隆 ,木下 武彦,木村 拓馬 ,山本 野人 ,中尾 充宏
    • Organizer
      応用数学合同研究集会
    • Place of Presentation
      龍谷大学
    • Related Report
      2013 Research-status Report
  • [Presentation] 多倍長精度保証ライブラリを用いた多倍長Lohner法の自動生成2013

    • Author(s)
      松崎雄基 ,松田望 ,山本野人
    • Organizer
      応用数学合同研究集会
    • Place of Presentation
      龍谷大学
    • Related Report
      2013 Research-status Report
  • [Presentation] リミットサイクルの吸引域に対する精度保証法2013

    • Author(s)
      樋脇知広 ,山本野人
    • Organizer
      応用数学合同研究集会
    • Place of Presentation
      龍谷大学
    • Related Report
      2013 Research-status Report
  • [Presentation] ローレンツ方程式のヘテロクリニック軌道の精度保証法に関する話題2013

    • Author(s)
      渡邊 真伊智 ,山本野人
    • Organizer
      応用数学合同研究集会
    • Place of Presentation
      龍谷大学
    • Related Report
      2013 Research-status Report
  • [Presentation] Saddle-saddle connection の精度保証付き数値検証2012

    • Author(s)
      松江要・山本野人
    • Organizer
      日本応用数理学会2012年度年会
    • Place of Presentation
      稚内
    • Related Report
      2012 Research-status Report
  • [Presentation] リミットサイクルの吸引域に含まれる領域の精度保証による同定2012

    • Author(s)
      樋脇知広・山本野人
    • Organizer
      2012年度日本数学会秋季総合分科会
    • Place of Presentation
      九州大学
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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