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ohnuma masaki  大沼 正樹

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OHNUMA Masaki  大沼 正樹

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Researcher Number 90304500
Other IDs
Affiliation (Current) 2025: 徳島大学, 大学院社会産業理工学研究部(理工学域), 准教授
Affiliation (based on the past Project Information) *help 2014: 徳島大学, ソシオ・アーツ・サイエンス研究部, 准教授
2010: 徳島大学, ソシオ・アーツ・サイエンス研究部, 准教授
2009: 徳島大学, 大学院・ソシオ・アーツ・アンド・サイエンス研究部, 准教授
1999 – 2005: 徳島大学, 総合科学部, 講師
Review Section/Research Field
Principal Investigator
Global analysis / Global analysis
Except Principal Investigator
General mathematics (including Probability theory/Statistical mathematics) / General mathematics (including Probability theory/Statistical mathematics) / Basic analysis
Keywords
Principal Investigator
楕円型方程式 / 退化放物型方程式 / 粘性解 / 極小曲面方程式 / 平均曲率流方程式 / 放物型方程式 / 強比較原理 / ペロンの方法 / 強比較定理 / 等高面方程式 / クエンチング問題 … More
Except Principal Investigator
… More 粘性解 / 平均曲率流 / 非線形偏微分方程式 / Stark Hamiltonian / bifurcation / 比較定理 / 数理ファイナンス / Resolvnet estimates / Semilinear elliptic equations / Semilinear heat equations / Reaction-diffustion equations / Mean curvature flow / 数値計算アルゴリズム / レゾルベント評価 / 半線形楕円型方程式 / 半線形放物型方程式 / 反応拡散方程式 / invariant curve / difference equation / comparison principle / eigenvalue problem / elliptic equation / degenerate / quasilinear / blow up / delay differential equation / limit eigenvalue problem / ∞-Laplacian / p-Laplacian / degenerate elliptic equation / 不変曲線 / 差分方程式 / 分岐 / 固有値問題 / 楕円型方程式 / 退化型 / 準線形 / 漸近挙動 / 近似問題 / 特異性 / 正則性 / 等高面の方法 / 近似アルゴリズム / パターン形成 / 非線形放物型偏微分方程式 / 非線形楕円型偏微分方程式 / 自由境界 / 強最大値原理 / 最適制御 / 比較原理 / 曲率流方程式 / 弱KAM理論 / ハミルトン・ヤコビ方程式 / 関数方程式 Less
  • Research Projects

    (7 results)
  • Research Products

    (4 results)
  • Co-Researchers

    (25 People)
  •  Studies on approximate problems, regularity and singularity for mean curvature flow

    • Principal Investigator
      ISHII Katsuyuki
    • Project Period (FY)
      2012 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      Kobe University
  •  Studies on approximation, regularity and singularity for mean curvature flow

    • Principal Investigator
      ISHII Katsuyuki
    • Project Period (FY)
      2008 – 2010
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      Kobe University
  •  RESEARCH ON THE THEORY OF VISCOSITY SOLUTIONS OF DIFFERENTIAL EQUATIONS AND ITS APPLICATIONS

    • Principal Investigator
      ISHII Hitoshi
    • Project Period (FY)
      2006 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Basic analysis
    • Research Institution
      Waseda University
  •  Analytical study for mean curvature flow by using an numerical algorithm

    • Principal Investigator
      ISHI Katsuyuki
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      Kobe University
  •  曲面の運動方程式に由来する特異放物型方程式の解析Principal Investigator

    • Principal Investigator
      大沼 正樹
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Global analysis
    • Research Institution
      The University of Tokushima
  •  クエンチング問題に対する粘性解による解析Principal Investigator

    • Principal Investigator
      大沼 正樹
    • Project Period (FY)
      2001 – 2002
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Global analysis
    • Research Institution
      The University of Tokushima
  •  THE STUDY OF NON-LINEAR PHENOMENA BY THE ASYMPTOTIC ANALYSIS

    • Principal Investigator
      ITO Masayuki
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      The University of Tokushima

All 2008 2007 2006 2005

All Journal Article Presentation

  • [Journal Article] strong comparison principle of semicontinuous viscosity solutions to some nonlnear paraboic equations2008

    • Author(s)
      M. Ohnuma
    • Journal Title

      Gakuto International Series. Mathematical Sciences and Applications 30

      Pages: 153-164

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204009
  • [Journal Article] Strong comparison principle of semicontinuous viscosity solutions to some nonlinear e11iptic equations2006

    • Author(s)
      M.Ohnuma
    • Journal Title

      数理解析研究所講究録 1481

      Pages: 56-68

    • Data Source
      KAKENHI-PROJECT-18204009
  • [Journal Article] On strong comparison principle for semicontinuous viscosity solutions of some nonlinear elliptic equations2005

    • Author(s)
      Masaki Ohnuma
    • Journal Title

      International Journal of Pure and Applied Mathematics 22・2

      Pages: 165-184

    • NAID

      120006459428

    • Data Source
      KAKENHI-PROJECT-15740106
  • [Presentation] Strong comparison principie of semicontinuous viscosity solutions to some nonliear parabolic equations2007

    • Author(s)
      M. Ohnuma
    • Organizer
      International Conference for the 25th Anniversary of Viscosity Solution
    • Place of Presentation
      東京大学
    • Year and Date
      2007-06-04
    • Data Source
      KAKENHI-PROJECT-18204009
  • 1.  ISHII Katsuyuki (40232227)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 2.  NAITO Yuki (10231458)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 3.  KUWAMURA Masataka (30270333)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 4.  MARUO Kenji (90028225)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 5.  TAKAHASHI Futoshi (10374901)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 6.  ISHIWATA Tetsuya (50334917)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 7.  ISHII Hitoshi (70102887)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  KOBAYASI Kazuo (30139589)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  OTANI Mitsuharu (30119656)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  GIGA Yoshikazu (70144110)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  NAGI Hideo (70110848)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  KOIKE Shigeaki (90205295)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  MIKAMI Toshio (70229657)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  YAMADA Naoki (50030789)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  GOTO Syun'ichi (30225651)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  FUJITA Yasuhiro (10209067)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  UEDA Yoshihiro (50534856)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  AKAGI Goro (60360202)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  ITO Masayuki (70136034)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  KODA Atsuhito (50116810)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  FUKAGAI Yoshinobu (90175563)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  NARUKAWA Kimiaki (60116639)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  MURAKAMI Koichi (90219890)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 24.  KAGEYAMA Yasuo (70304136)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 25.  ADACHI Tadayoshi (30281158)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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