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SOGA Hideo  曽我 日出夫

ORCIDConnect your ORCID iD *help
… Alternative Names

曽我 日出夫  ソガ ヒデオ

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Researcher Number 40125795
Other IDs
External Links
Affiliation (based on the past Project Information) *help 1998 – 2011: 茨城大学, 教育学部, 教授
1992 – 1995: 茨城大学, 教育学部, 教授
1991: 茨城大学, 教育学部, 助教授
1987 – 1989: Ibaraki University, 教育学部, 助教授
1986: 茨城大, 教育学部, 助教授
Review Section/Research Field
Principal Investigator
解析学 / Basic analysis / Basic analysis
Except Principal Investigator
Basic analysis / General mathematics (including Probability theory/Statistical mathematics) / Basic analysis / Geometry
Keywords
Principal Investigator
弾性方程式 / 逆問題 / 波動方程式 / 偏微分方程式 / 特異点 / 双曲型方程式 / 散乱論 / 散乱理論 / 漸近解 / 散乱核 … More / inverse problems / partial differential equations / elastic equations / 数理物理学 / エネルギー減衰 / 波の反射 / Rayleigh wave / scattering theory / wave equations / Rayleigh波 / energy decay / hyperbolic equations / 反射 / 弾性波 / 複素積分 / 関数方程式 / モード変換 / 不連続解 / Singular points / The scattering kernel / Partial differential equations / Hyperbolic equations / Oscillatory integrals / Wave equations / Inverse problems / Scattering theory / 散乱行列 / 振動積分 / seismic waves / mathematical physics / 偏微分方程 / 地震波 / 一意接続性 / reflection of waves / scattering theories / the wave equation / Hyperbolic Equations / Mathematical Physics / Energy Decay / Reflection / Asymptotic Solutions / Scattering Theory / Wave Equations / Elastic Waves / 双曲系方程式 / 全反射 / 表面波 / 散乱問題 / 弾性波動方程式 / 散乱波 / 散乱 / 漸近展開 / 反射波 / 波のモ-ド / 不連続点 / 弾性体 / 散乱作用素 / 散乱逆問題 … More
Except Principal Investigator
Lax-Phillips / 散乱理論 / 逆問題 / scattering kernel / Wilcox / Rayleigh波 / 表面波 / 弾性波 / 有限要素法 / Rayleigh wave / scattering theory / surface waves / wave equations / Rayleigh waves / Scattering theory / Surface waves / Lax-Phillps / 波動方程式 / Computation using an arbitrary length of digits / Multi mesh method / Asymptotic expansion of elastic waves / Tracking of interface / Reynold number / Optimal shape problems / Two layer flows / 領域分割法 / 誤差の収束 / 密度成層流れ / 非圧縮粘性流 / 多流体問題 / 形状同定問題 / 移動界面問題 / メッシュ・フリー法 / ナビェ・ストークス方程式 / 散乱波 / 任意多倍長計算 / 任意多点節点法 / 弾性波の漸近展開 / 界面の追跡 / レイノルズ数と最適形状 / 最適形状問題 / 2層流 / Numerical analysis / Electric Impedance Tomography / S matrix / Hyperbolic space / Schrodinger operators / Dirichlet-Neumann map / Inverse problems / Scatteirng theory / 複素幾何光学 / スペクトル / ディリクレノイマン写像 / 散乱振幅 / 電気伝導係数 / Schrodinger作用素 / 数値計算 / Electrical Impedance Tomography / ディリクレ-ノイマン写像 / Eletrical Impedance Tomogaphy / S行列 / 双曲空間 / シュレーディンガー作用素 / DN写像 / convergent finite element scheme to the Stokes equation / superosition of plane waves in the half-space / numeric construction of free boundaries / energy fecay of the Rayleigh surface waves / the adjoint method / generalized boundary problems / the density-dependent Stokes problem / two-layers problem / 表面波の散乱理論 / 時間大域解 / 圧縮性粘性流体 / 数値計算法 / 移動境界問題 / 非適合有限要素 / 有限要素スキームの誤差解析 / レーリー波のエネルギー伝播式 / 平面波の表示 / 表面張力 / 自由境界 / 2層流の有限要素スキーム / 随伴解法 / 収束有限要素スキーム / 非均質ストークス方程式 / 漸近解析 / 角を持つ領域 / 弾性表面波 / ガウス曲率 / Simon予想 / 極小部分多様体 / 球面 / elementary abelian p-group / 周期module / Extra-special p-group / p-群 / 群のコホモロジー Less
  • Research Projects

    (20 results)
  • Research Products

    (12 results)
  • Co-Researchers

    (31 People)
  •  Development of representation of elastic waves and investigation of their fundamental propertiesPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Ibaraki University
  •  Mathematical Analysis for Inverse Scattering Problems of Elastic WavesPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      2007 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Ibaraki University
  •  Method of analysis for scattering of elastic surface waves on boundaries with corners

    • Principal Investigator
      KAWASHITA Mishio
    • Project Period (FY)
      2007 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Hiroshima University
  •  Mathematical models of elastic waves and their inverse problemsPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      2005 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Ibaraki University
  •  Analysis of various amounts charactering scattering phenomena for the elastic surface waves

    • Principal Investigator
      KAWASHITA Mishio
    • Project Period (FY)
      2004 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Hiroshima University
  •  Analysis of fundamental properties of elastic equationsPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      2003 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      IBARAKI UNIVERSITY
  •  Research and development on computing schemes for systems including liquid flows

    • Principal Investigator
      KAIZU Satoshi
    • Project Period (FY)
      2002 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      IBARAKI UNIVERSITY
  •  Scattering theory for the elastic surface waves

    • Principal Investigator
      KAWASHITA Mishio
    • Project Period (FY)
      2002 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      HIROSHIMA UNIVERSITY
  •  Mathematical analysis of scattering phenomena and inverse problems

    • Principal Investigator
      ISOZAKI Hiroshi
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Basic analysis
    • Research Institution
      Tokyo Metropolitan University
  •  Analysis of scattering waves by perturbed portionsPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      2001 – 2002
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      IBARAKI UNIVERSITY
  •  The research on homogenization, elasitic problems and the algorithms for numerical simulations of flows of liquids and development

    • Principal Investigator
      KAIZU Satoshi
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      IBARAKI UNIVERSITY
  •  Analysis of special waves in elastic bodiesPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Ibaraki University
  •  極小部分多様体の幾何学の研究

    • Principal Investigator
      阪本 邦夫
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Ibaraki University
  •  有限P群のコホモロジー及びBP-理論の研究

    • Principal Investigator
      柳田 伸顕
    • Project Period (FY)
      1994
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Ibaraki University
  •  弾性方程式の散乱核の特異点に関する漸近表示Principal Investigator

    • Principal Investigator
      曽我 日出夫
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Ibaraki University
  •  弾性方程式における散乱核の解析Principal Investigator

    • Principal Investigator
      曽我 日出夫
    • Project Period (FY)
      1992
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Ibaraki University
  •  特異点をもつ弾性波の漸近表示Principal Investigator

    • Principal Investigator
      曽我 日出夫
    • Project Period (FY)
      1991
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Institution
      Ibaraki University
  •  弾性散乱における逆問題Principal Investigator

    • Principal Investigator
      曽我 日出夫
    • Project Period (FY)
      1989
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Ibaraki University
  •  弾性波動方程式に対する散乱論Principal Investigator

    • Principal Investigator
      曽我 日出夫
    • Project Period (FY)
      1988
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Ibaraki University
  •  Inverse problems of the scattering by obstaclesPrincipal Investigator

    • Principal Investigator
      SOGA Hideo
    • Project Period (FY)
      1986 – 1987
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Ibaraki University

All 2011 2008 2006 2004 2003 Other

All Journal Article Presentation

  • [Journal Article] Construction of asymptotic solutions of the elastic equation by complex integrals2008

    • Author(s)
      H. Soga
    • Journal Title

      Seminar Notes of Mathematical Sciences 11

      Pages: 112-117

    • Data Source
      KAKENHI-PROJECT-19540160
  • [Journal Article] Scattering theory for the elastic wave equation in perturbed half-spaces2006

    • Author(s)
      M.Kawashita, W.Kawashita, H.Soga
    • Journal Title

      Trans. Amer. Math. Soc 358-12

      Pages: 5319-5350

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16540156
  • [Journal Article] Scattering theory for the elastic wave equation in perturbed half-spaces and representation of the scattering kernel2006

    • Author(s)
      M.Kawashita, W.Kawashita, H.Soga
    • Journal Title

      Hyperbolic problems, Theory, numerics and applications II, F. Asakura et al. (ed.), Yokohama Publishers, Yokohama

      Pages: 93-100

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16540156
  • [Journal Article] Scattering theory for the elastic wave equations in perturbed half-spaces2006

    • Author(s)
      川下美潮, 川下和日子, 曽我日出夫
    • Journal Title

      Trans. Amer. Math. Soc (掲載予定、レフェリー済み)

    • Data Source
      KAKENHI-PROJECT-17540145
  • [Journal Article] Non decay of the total energy for the wave equation with the dissipative term of spatial anisotropy2004

    • Author(s)
      川下美潮, 川下和日子, 曽我日出夫
    • Journal Title

      Nagoya Math.J. 174

      Pages: 115-126

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15540152
  • [Journal Article] Non decay of the total energy2004

    • Author(s)
      M.Kawashita, H.Nakazawa, H.Soga
    • Journal Title

      Nagoya Math.J. Vol.14

      Pages: 115-126

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14540098
  • [Journal Article] Non decay of the total energy for the wave equation with the dissipative term of spatial anisotropy2004

    • Author(s)
      M.Kawashita, H.Nakazawa, H.Soga
    • Journal Title

      Nagoya Math.J.(共著) 174

      Pages: 115-126

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15540152
  • [Journal Article] Non decay of the total energy for the wave equation with the dissipative term of spatial anisotropy2004

    • Author(s)
      M.Kawashita, H.Nakazawa, H.Soga
    • Journal Title

      Nagoya J. Math 174

      Pages: 115-126

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-16540156
  • [Journal Article] Relation between scattering theories of the Wilcox and Lax-Phillips types and a concrete construction2003

    • Author(s)
      H.Soga et al.
    • Journal Title

      Commu.on Partial Differential Equations 28

      Pages: 1437-1470

    • Data Source
      KAKENHI-PROJECT-14540098
  • [Journal Article] Singular support of the scattering kernel for the Rayleigh wave in perturbed half-spaces

    • Author(s)
      M. Kawashita, H. Soga
    • Journal Title

      Methods and Applications of Analysis (掲載決定)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19540183
  • [Journal Article] Singular support of the scattering kernel for the Rayleigh wave in perturbed half-spaces

    • Author(s)
      M.Kawashita, H.Soga
    • Journal Title

      Methods and Applications of Analysis (掲載決定)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19540183
  • [Presentation] Cauchy積分を使った弾性波の漸近展開2011

    • Author(s)
      曽我日出夫
    • Organizer
      日本数学会総合分科会
    • Place of Presentation
      信州大学
    • Year and Date
      2011-09-30
    • Data Source
      KAKENHI-PROJECT-21540161
  • 1.  KAWASHITA Mishio (80214633)
    # of Collaborated Projects: 12 results
    # of Collaborated Products: 5 results
  • 2.  KAIZU Satoru (80017409)
    # of Collaborated Projects: 6 results
    # of Collaborated Products: 0 results
  • 3.  NAKAMURA Gen (50118535)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 4.  NOZAKI Hideaki (60208337)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 5.  阪本 邦夫 (70089829)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 6.  SHIROTA Kenji (90302322)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 7.  ITO Hiroya (30211056)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 8.  UMEZU Kennichiro (00295453)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 9.  CHIBA Yasuo (90400598)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 10.  TANUMA Kazumi (60217156)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 11.  MORITA Takehiko (00192782)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 12.  IKEHATA Ryo (10249758)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 13.  飯島 康男 (30115290)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 14.  柳田 伸顕 (20130768)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 15.  木村 真琴 (30186332)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 16.  森 秀子
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 17.  KUDO Kenji (00114017)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 18.  FUJIMA Shoichi (00209082)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 19.  TANAKA Yasuo (30007520)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 20.  ONISHI Kazuei (20078554)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 21.  中村 真一 (30207881)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 22.  星野 吟子
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 23.  UMEHARA Morimichi (40532164)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 24.  ISOZAKI Hiroshi (90111913)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 25.  MOCHIZUKI Kiyoshi (80026773)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 26.  OKADA Masami (00152314)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 27.  TAMURA Hideo (30022734)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 28.  AZEGAMI Hideyuki (70175876)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 29.  吉富 和志 (40304729)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 30.  伊藤 宏 (90243005)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 31.  倉田 和浩 (10186489)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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