ITOKAWA Yoe 糸川銚

… Alternative Names

糸川銚イトカワヨウ

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Researcher Number	90223205
Other IDs
External Links
Affiliation (Current)	2022: 福岡工業大学, 情報工学部, 教授
Affiliation (based on the past Project Information) *help	2015 – 2021: 福岡工業大学, 情報工学部, 教授 1999 – 2002: 福岡工業大学, 情報工学部, 教授 1997 – 1998: 福岡工業大学, 情報工学部, 助教授 1994 – 1996: 福岡工業大学, 工学部, 助教授 1990: 九州大学, 理学部, 助手
Review Section/Research Field	Principal Investigator Geometry Except Principal Investigator 代数学・幾何学 / 解析学 / Basic analysis / Geometry / Basic Section 11020:Geometry-related
Keywords	Principal Investigator リーマン多様体 / 断面曲率 / 部分多様体 / リッチ曲率 / sectional curvature / 極小超曲面 / Ricci曲率 / ケーラー多様体 / 複素リー群 / 正則弓像 … More / 擬凸 / ラインハート領域 / 凸空間 / 多項式写像 / 多様体 / 極小部分多様体 / ホモロジー / 複素局所凸空間 / 偏微分方程式系 / ホモトピー関数 / エントロピー関数 / 正則写像 / カップされた偏微分方程式系 / 漸近的性質 / 統計多様体 / manifolds / minimal varieties / Ricci curvature / homology / complex locally convex spaces / systems of P.D.E. / entropy function / 比較定理 / 局所擬凸空間 / 関数の延長 / Hahn-Banach型定理 / Euler方程式 / ガレルキン近似 / 最短閉側地線 / 局所擬凸複素空間 / 正則関数の延長 / 局所凸空間 / トポノゴフの三角形比較定理 / riemannian manifolds / comparison theorems / locally pseudoconvex spaces / extension of functions / Hahn-Banach type theorems / Euler eq / Galerkin approximation … More Except Principal Investigator 局所凸空間 / フィンスラー多様体 / 測地線 / 切断跡 / 共役跡 / 凸性 / 非対称距離構造 / ランダース計量 / 多様体 / リ-マン計量 / 曲率 / 微分形式 / ハウスドルフ収束 / ベッチ数 / 微分同相 / ホモロジ- / 指数型整関数 / 多重劣調和関数 / 擬凸領域 / 整級数展開 / ラインハルト領域 / 核四重極子 / Ricci曲率 / 整関数 / 位相テンソル積 / 積分型多項式 / 核型空間 / リッチ曲率 / ホモロジー群 / 双曲・楕円混合方程式 / ボルツマン方程式 / 位相テンソル積表現 / 一様有界型 / 離散型方程式 / 核形空間 / 一様有界型正則写像 / 正則拡大 / π-位相 / ε-位相 / 積分型写像 / Weak Typeの正則写像 / Entire functions / The topological tensor product / Nuclear spaces / Ricci curvature / Homology group / Hyperbolic-elliptic coupled systems / the discrete Bolzmann equation / 指数写像 / 非対称距離関数 / 凸性と凸関数 / フィンスラー幾何学 / 凸関数と凸集合 / 測地線の分岐現象 / Busemamnn関数 / 指数写像の正距方位図法 / ミンコフスキー空間 / 非対称距離函数 / 完備フィンスラー多様体 / 正距方位図法 / 凸関数 / アフィン函数 / Randers計量 / コンパクト階数１対称空間 / Blaschkeフィンスラー多様体 / 平行性 / フィンスラー計量 / ベアバルト計量 Less

Convexity and global behavior of geodesics on Finsler manifolds
- Principal Investigator
  
  塩濱勝博
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11020:Geometry-related
- Research Institution
  Fukuoka Institute of Technology
Convexity of complete Finsler Manifolds
- Principal Investigator
  
  SHIOHAMA Katsuhiro
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Fukuoka Institute of Technology
Global Studies on Curvature and Geometric Structures of Riemannian ManifoldsPrincipal Investigator
- Principal Investigator
  
  ITOKAWA Yoe
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Fukuoka Institute of Technology
The extension of holomorphic functions on locally convex spaces
- Principal Investigator
  
  NISHIHARA Masaru
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Fukuoka Institute of Technology
Calculus of Variation and Geometric Structures on ManifoldsPrincipal Investigator
- Principal Investigator
  
  ITOKAWA Yoe
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Fukuoka Institute of Technology
リーマン空間と部分多様体の大域的幾何学Principal Investigator
- Principal Investigator
  
  糸川銚
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Fukuoka Institute of Technology
無限次元空間における整関数の指標と擬凸領域の特徴づけ
- Principal Investigator
  
  西原賢
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Fukuoka Institute of Technology
リーマン部分多様体の幾何学的研究Principal Investigator
- Principal Investigator
  
  糸川銚
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Fukuoka Institute of Technology
微分幾何学的モ-ス理論の研究
- Principal Investigator
  
  SHIOHAMA Katsuhiro
- Project Period (FY)
  1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Kyushu University

All 2021 2020 2019 2017 2016

All Journal Article

[Journal Article] Affine Functions and Busemann Functions on Complete Finsler manifolds2021
- Author(s)
  N.Innami--Y.Itokawa--T.Nagano--K.Shiohama
- Journal Title
  
  Proceedings of the American Mathematical Society
  
  Volume: 149
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03314
[Journal Article] Axial straight lines in the covering surface of a Finsler surface2021
- Author(s)
  印南信広ー糸川銚ー永野哲也ー塩濱勝博
- Journal Title
  
  Nihonkai Mathematical Journal
  
  Volume: 32
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03314
[Journal Article] The Azimuthal Euidistant Projection for a Finsler Manifold by the Exponential Map2020
- Author(s)
  N.Innami--Y.Itokawa--T.Nagano--K.Shiohama
- Journal Title
  
  Pacific Journal of Mathematics
  
  Volume: 308
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03314
[Journal Article] Blaschke Finsler Manifolds and Actions of Projective Randers Changes on Cut Loci2019
- Author(s)
  N.Innami, Y.Itokawa, T.Nagano and K.Shiohama
- Journal Title
  
  Trans. Amer. Math. Soc.
  
  Volume: Vol 371, No. 10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03314
[Journal Article] Blaschke Finsler Manifolds and actions of Projective Randers Changes on Cut Loci2019
- Author(s)
  N.Innami-Y.Itokawa-T.Nagano-K.Shiohama
- Journal Title
  
  Transactions of American Mathematical Society
  
  Volume: 371
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03314
[Journal Article] Notes on Reversibility and Branching of Geodesics in Finsler Spaces2019
- Author(s)
  T.Nagano-N.Innami-Y.Itokawa-K.Shiohama
- Journal Title
  
  Bull. Inst. Politeh. Din Iasi (Romania)
  
  Volume: 65
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03314
[Journal Article] Parallel Axiom and the Second Order Differentiability of Busemann Functions2017
- Author(s)
  N.Innami--Y.Itokawa--T.Nagano--K.Shiohama
- Journal Title
  
  Publ. Math. Debrecen
  
  Volume: 91
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04864
[Journal Article] Parallel axiom and the second order differentiability of Busemann functions2017
- Author(s)
  N.Innami--Y.Itokawa--T.Nagano--K.Shiohama
- Journal Title
  
  Publ. Math. Debrecen, Hungary
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K04864
[Journal Article] Strictly convex functions on complete Finsler manifolds2016
- Author(s)
  Y.Itokawa, K.Shiohama and Bankteshwar Tiwari
- Journal Title
  
  Proceedings of Mathematical Sciences, Indian Academy of Sciences
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K04864
[Journal Article] Strictly convex functions on complete Finsler manifolds2016
- Author(s)
  Y.Itokawa-K.Shiohama-B.Tiwari
- Journal Title
  
  Proc. Indian Acad. Sci. (Math. Sci.)
  
  Volume: 126
- DOI
  10.1007/s12044-016-0307-2
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04864

1. NISHIHARA Masaru (20112287)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
2. SHIOHAMA Katsuhiro (20016059)

# of Collaborated Projects: 3 results

# of Collaborated Products: 10 results
3. NISHIBATA Shinya (80279299)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
4. 川畑茂徳 (20037980)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. 永野哲也 (00259699)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
6. SHIRAKAWA Hiroshi (60002995)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. GOTO Midori (60162161)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. NISHIYAMA Takahiro (60333241)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 趙康治 (10197634)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 吉田正章 (30030787)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 梶原壌二 (90037169)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 白谷克巳 (80037168)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 印南信宏 (20160145)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results

ITOKAWA Yoe 糸川 銚

糸川 銚 イトカワ ヨウ

Research Projects

Research Products

Co-Researchers

Convexity and global behavior of geodesics on Finsler manifolds

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Convexity of complete Finsler Manifolds

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Global Studies on Curvature and Geometric Structures of Riemannian ManifoldsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

The extension of holomorphic functions on locally convex spaces

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Calculus of Variation and Geometric Structures on ManifoldsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

リーマン空間と部分多様体の大域的幾何学Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

無限次元空間における整関数の指標と擬凸領域の特徴づけ

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

リーマン部分多様体の幾何学的研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

微分幾何学的モ-ス理論の研究

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Affine Functions and Busemann Functions on Complete Finsler manifolds2021

Author(s)

Journal Title

Data Source

[Journal Article] Axial straight lines in the covering surface of a Finsler surface2021

Author(s)

Journal Title

Data Source

[Journal Article] The Azimuthal Euidistant Projection for a Finsler Manifold by the Exponential Map2020

Author(s)

Journal Title

Data Source

[Journal Article] Blaschke Finsler Manifolds and Actions of Projective Randers Changes on Cut Loci2019

Author(s)

Journal Title

Data Source

[Journal Article] Blaschke Finsler Manifolds and actions of Projective Randers Changes on Cut Loci2019

Author(s)

Journal Title

Data Source

[Journal Article] Notes on Reversibility and Branching of Geodesics in Finsler Spaces2019

ITOKAWA Yoe 糸川銚

糸川銚イトカワヨウ