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Oscillation theory and singular boundary value problems for higher-order ordinary differential equations

Research Project

Project/Area Number 19540188
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Basic analysis
Research InstitutionEhime University

Principal Investigator

NAITO Manabu  Ehime University, 大学院理工学研究科, 教授 (00106791)

Co-Investigator(Kenkyū-buntansha) 杉江 実郎  島根大学, 総合理工学部, 教授 (40196720)
宇佐美 広介  広島大学, 理学研究科, 准教授 (90192509)
田中 敏  岡山理科大学, 理学部, 講師 (90331959)
Co-Investigator(Renkei-kenkyūsha) SUGIE Jitsuro  島根大学, 総合理工学部, 教授 (40196720)
USAMI Hiroyuki  広島大学, 大学院理学研究科, 准教授 (90192509)
TANAKA Satoshi  岡山理科大学, 理学部, 准教授 (90331959)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords関数方程式 / 振動理論 / 境界値問題 / 劣線形 / Emden-Fowler / 準線型 / 正値解
Research Abstract

関数方程式の極めて重要なクラスである非線形の2階および高階の常微分方程式に対して、振動理論と特異境界値問題を複合的に考察した。とくに、Emden-Fowler 型の非線形項をもつ準線型方程式を重点的に解析し, 正値解の漸近形、境界値問題の解の一意性等について新しい知見を得ることができた。

Report

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

    (26 results)

All 2009 2008 Other

All Journal Article (14 results) (of which Peer Reviewed: 14 results) Presentation (12 results)

  • [Journal Article] An identity for a quasilinear ODE and its applications to the uniqueness of solutions of BVPs2009

    • Author(s)
      田中敏
    • Journal Title

      Journal of Mathematical Analysis and Applications 351巻

      Pages: 206-217

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] An identity for a quasilinear ODE and its applications to the uniqueness of solutions of BVPs2009

    • Author(s)
      Satoshi TANAKA
    • Journal Title

      Journal of Mathematical Analysis and Applications 351

      Pages: 206-217

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Uniqueness of nodal radial solutions superlinear elliptic equations in a ball2008

    • Author(s)
      田中敏
    • Journal Title

      Proceedings of the Royal Society of Edinburgh : Section A、Mathematics 138巻

      Pages: 1331-1343

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Positive unbounded solutions of second order quasilinear ordinary differential equations and its application to elliptic problems2008

    • Author(s)
      加茂憲一、宇佐美広介
    • Journal Title

      Czechoslovak Mathematical Journal 58巻

      Pages: 1153-1165

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] On positive decaying solutions of quasilinear ordinary differential equations with singular nonlinearities2008

    • Author(s)
      馬渡美佐子、宇佐美広介
    • Journal Title

      Funkcialaj Ekvacioj 51巻

      Pages: 39-53

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Asymptotic forms of positive solutions of quasilinear ordinary differential equations with singular nonlinearities2008

    • Author(s)
      加茂憲一、宇佐美広介
    • Journal Title

      Nonlinear Analysis : Theory, Methods & Applications 68 巻

      Pages: 1627-1639

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Uniqueness of nodal radial solutions superlinear elliptic equations in a ball2008

    • Author(s)
      Satoshi TANAKA
    • Journal Title

      Proceedings of the Royal Society of Edinburgh : Section A Mathematics 138

      Pages: 1331-1343

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Positive unbounded solutions of second order quasilinear ordinary differential equations and its application to elliptic problems2008

    • Author(s)
      Ken-ichi Kamo, Hiroyuki USAMI
    • Journal Title

      Czechoslovak Mathematical Journal 58

      Pages: 1153-1165

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] On positive decaying solutions of quasilinear ordinary differential equations with singular nonlinearities2008

    • Author(s)
      Misako Motai, Hiroyuki USAMI
    • Journal Title

      Funkcialaj Ekvacioj 51

      Pages: 39-53

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Asymptotic forms of positive solutions of quasi linear ordinary differential equations with singular nonlinearities2008

    • Author(s)
      Ken-ichi Kamo, Hiroyuki USAMI
    • Journal Title

      Nonlinear Analysis : Theory, Methods & Applications 68

      Pages: 1627-1639

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Application of Riccatitype inequalities to asymptotic theory of elliptioc problems

    • Author(s)
      宇佐美広介
    • Journal Title

      Proceedings of the Royal Society of Edinburgh : Section A Mathematics (印刷中)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Application of Riccati-type inequalities to asymptotic theory of elliptioc problems

    • Author(s)
      Hiroyuki USAMI
    • Journal Title

      Proceedings of the Royal Society of Edinburgh : Section A Mathematics (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] On positive decaying solutions of quasilinear ordinary differential equations with singular nonlinearities

    • Author(s)
      M. Motai and H. Usami
    • Journal Title

      Funkcialaj Ekvacioj (印刷中)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Positive unbounded solutions of second order quasilinear ordinary differential equations and its application to elliptic problems

    • Author(s)
      K. Kamo and H. Usami
    • Journal Title

      Czechoslovak Mathematical Journal (印刷中)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] On the nonuniqueness of nodal radial solutions of sublinear elliptic equations in a ball2009

    • Author(s)
      田中敏
    • Organizer
      日本数学会2009 年度年会(春の学会)
    • Place of Presentation
      東京大学駒場キャンパス
    • Year and Date
      2009-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 2階準線型常微分方程式の緩減衰正値解の漸近形について : 臨界的な場合2009

    • Author(s)
      宇佐美広介
    • Organizer
      日本数学会2009 年度年会(春の学会)
    • Place of Presentation
      東京大学駒場キャンパス
    • Year and Date
      2009-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 高階劣線形常微分方程式の終局的正値解の漸近挙動2009

    • Author(s)
      内藤学
    • Organizer
      日本数学会2009 年度年会(春の学会)
    • Place of Presentation
      東京大学駒場キャンパス
    • Year and Date
      2009-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 高階劣線形常微分方程式の終局的正値解の漸近挙動2009

    • Author(s)
      内藤 学
    • Organizer
      日本数学会2009年度年会(春の学会)
    • Place of Presentation
      東京大学駒場キヤンパス
    • Year and Date
      2009-03-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] 2階準線型常微分方程式の緩減衰正値解の漸近形について : 臨界的な場合2009

    • Author(s)
      宇佐美 広介
    • Organizer
      日本数学会2009年度年会(春の学会)
    • Place of Presentation
      東京大学駒場キャンパス
    • Year and Date
      2009-03-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] On the nonuniqueness of nodal radial solutions of sublinear elliptic equations in a ball2009

    • Author(s)
      田 中 敏
    • Organizer
      日本数学会2009年度年会(春の学会)
    • Place of Presentation
      東京大学駒場キャンパス
    • Year and Date
      2009-03-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] 3 次元時変線形システムの零解の漸近安定性2008

    • Author(s)
      杉江実郎
    • Organizer
      日本数学会2008 年度秋季総合分科会(秋の学会)
    • Place of Presentation
      東京工業大学大岡山キャンパス
    • Year and Date
      2008-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 高階準線型常微分方程式の解の延長可能性について2008

    • Author(s)
      内藤学
    • Organizer
      日本数学会2008 年度秋季総合分科会(秋の学会)
    • Place of Presentation
      東京工業大学大岡山キャンパス
    • Year and Date
      2008-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 高階準線型常微分方程式の解の延長可能性について2008

    • Author(s)
      内藤 学
    • Organizer
      日本数学会2008年度秋季総合分科会(秋の学会)
    • Place of Presentation
      東京工業大学大岡山キャンパス
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 3次元時変線形システムの零解の漸近安定性2008

    • Author(s)
      杉江 実郎
    • Organizer
      日本数学会2008年度秋季総合分科会(秋の学会)
    • Place of Presentation
      東京工業大学大岡山キャンパス
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 2 階準線型常微分方程式の緩減衰正値解の漸近形について II2008

    • Author(s)
      宇佐美広介
    • Organizer
      日本数学会2008 年度年会(春の学会)
    • Place of Presentation
      近畿大学本部キャンパス
    • Year and Date
      2008-03-23
    • Related Report
      2008 Final Research Report
  • [Presentation] 2階準線型常微分方程式の緩減衰正値解の漸近形についてII2008

    • Author(s)
      宇佐美 広介
    • Organizer
      日本数学会2008年度年会
    • Place of Presentation
      近畿大学本部キャンパス
    • Year and Date
      2008-03-23
    • Related Report
      2007 Annual Research Report

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

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