SOGA Hideo 曽我日出夫

… Alternative Names

曽我日出夫ソガヒデオ

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Researcher Number	40125795
Other IDs
External Links
Affiliation (Current)	2023: 茨城大学, 教育学部, 名誉教授
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

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

SOGA Hideo 曽我 日出夫

曽我 日出夫 ソガ ヒデオ

Research Projects

Research Products

Co-Researchers

Development of representation of elastic waves and investigation of their fundamental propertiesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Mathematical Analysis for Inverse Scattering Problems of Elastic WavesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Mathematical models of elastic waves and their inverse problemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Analysis of fundamental properties of elastic equationsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Analysis of scattering waves by perturbed portionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Analysis of special waves in elastic bodiesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

SOGA Hideo 曽我日出夫

曽我日出夫ソガヒデオ