ISHII Ippei 石井一平

… Alternative Names

Researcher Number	90051929
Affiliation (Current)	2020: 慶應義塾大学, 理工学部(矢上), 准教授
Affiliation (based on the past Project Information) *help	2015 – 2016: 慶應義塾大学, 理工学部, 非常勤講師 2008 – 2014: 慶應義塾大学, 理工学部, 准教授 2006: 慶應義塾大学, 理工学部, 助教授 2000 – 2004: KEIO UNIVERSITY, FACULTY OF SCIENCE AND TECHNOLOGY, ASSISTANT PROFESSOR, 理工学部, 助教授 1999: Keio Univ., Dept.of Math., Associate Prof., 理工学部, 助教授 … More
Review Section/Research Field	Principal Investigator Geometry / 代数学・幾何学 / Geometry Except Principal Investigator 代数学・幾何学 / 解析学 / General mathematics (including Probability theory/Statistical mathematics) / Geometry / Geometry / Global analysis
Keywords	Principal Investigator 3次元多様体 / スパイン / spine / 位相不変量 / デーン手術 / グラフ / ヘゴール分解 / 双曲多様体 / 3-manifold / Heegaard splitting … More Except Principal Investigator 調和写像 / 量子化問題 / 変形量子化 / 国際研究者交流 / 国際情報交換 / 指数定理 / 非可換多様体 / ジャーブ / 超弦理論 / 変形量子化問題 / シンプレクティック幾何学 / 非可換微分幾何学 / deformation quantization / 連分数 / 禁止部分グラフ / 完全マッチング / タフネス / グラフ理論 / グラフマイナー / ポアソン構造 / Gerbe / 局所等長理入問題 / Yang-Mills gradient flow / Weyl manifold / 保測変換群 / 非圧縮流体方程式 / ザイフェルト・ファイバ-構造 / 変分問題解の正則性 / 群作用 / 剛性 / 葉層構造 / 接コモホロジー / 二変数Bassel関数 / 漸近展開 / ストークス係数 / Rauzyの予想 / 2-スリット実験 / 非可換幾何学 / ポアソン幾何学 / 非可換ゲージ理論 / 中国:スイス:アメリカ / regularization / 擬微分作用素 / スペクトル理論 / オーストラリア:アメリカ:イタリア / 量子コホモロジー / 岩沢理論 / イギリス:フランス:ベルギー:中国:コロンビア / Lie algebroid / Floer homology / Parabolic geometry / Dirac structure / symplectic geometry / 非アルキメデス数体 / 測度論的数論 / 測度論敵数論 / フランス:オランダ:イスラエル / イタリア:フランス:オランダ / 組合せ論 / グラフ / マイナー / 禁止マイナー / クローフリーグラフ / 閉曲面上への埋め込み / 全域木 / 極値問題 / 弦付きサイクル / シータグラフ / マッチング拡張性 / Hadwiger予想 / 彩色問題 / 森グラフ / アメリカ / 台湾 / アメリカ:台湾 / 超越数 / 無理性の尺度 / 3次元多様体 / スパイン / ハミルトン系 / エネルギー曲面 / 周期解 / 凸曲面 / ヒルベルト変換 / 作用素の1径数群 / 超関数 / 熱方程式 / ラプラシアン / クリフォード代数 / 変分問題 / 極小曲面 / 非線形放物型偏微分方程式 / 連続体力学 / 圧縮性流体方程式 / 自由境界問題 / ハミルトン系の周期解 / 位相力学 / 低次元トポロジー / 大域解析学 / nonlinear analysis / (compressibla,incompressible)Navier-Stokes equations / free boundary problem / slip boundary problem / Campanoto type estimates / flow-spines and Seifert fibered structure / ヤングミルズ場 / 変分問題の安定性 / 作用素環 / セルフシミラリティ- / フラクタル / 結び目理論 / マルコフ過程 / Yang-Mills fields / Harmonic maps / stability for the variational problem / operator algebra / self-similarity / fractals / knot theory / Markov process / 非特異エルゴード変換 / マルコフシフト / 多重再帰性 / 形式的べき級数 / II_∞型エルゴード変換 / dissipative sequence / upper Banach density / weakly wandering sequence / Zの直和分解 / Pascal-adic変換 / 2次元ランドム・ウォーク / Rogers-Ramanujan連分数展開 / II_∞型変換 / III_λ型変換 / Pascal-addic変換 / weakly mixing / NONSINGULAR TRANSFORMATION / MARKOV SHIFT / MULTIPLE RECURRENCE / FORMAL POWER SERIES / 変型量子化 / グループポイド / ローブレイン / ホッホシルトコホモロジー / Navier-Stokes equatin / Seiberg Witten equatin / non commutative geometry / Painleve equatin / K-theory / 弦理論 / Seiberg-Witten不変量 / deformation quantizations / groupoids / Index theorem / D-brane / Hochshields cohomology / 非日間微分幾何学 / 接触幾何学 / サイクリックコホモロジー / ループ空間 / シンプレクティック多様体 / 接触多様体 / 幾何学的量子化 / 積分可能系 / 接触構造 / Nambu-Jacobi構造 / Poisson groupoid / 漸近解析 / Symplectic Geometry / Noncommutative geometry / Symmplectic geometry / Contact geometry / quantization problems / cyclic cohomology / Loop spaces Less

Integrated research of extremal problems on graph factors, minors and subgraphs
- Principal Investigator
  
  Ota Katsuhiro
- Project Period (FY)
  2012 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Keio University
Research on graphs characterized by forbidden minors
- Principal Investigator
  
  OTA Katsuhiro
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Keio University
Development from Poisson Geometry to Noncommutative Differential Geometry via Integrating of Geometry and Physics
- Principal Investigator
  
  MAEDA Yoshiaki
- Project Period (FY)
  2006 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  Keio University
Ergodic theory and metric number theory
- Principal Investigator
  
  NAKADA Hitoshi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Keio University
Poisson Geometry, Contact Geometry and Quantization Problems
- Principal Investigator
  
  MAEDA Yoshiaki
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  KEIO UNIVERSITY
Research on 3-manifolds by combinatorial and constructive methodsPrincipal Investigator
- Principal Investigator
  
  ISHLI Ippei
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Keio University
Study of Poisson geometry and its application
- Principal Investigator
  
  MAEDA Yoshiaki
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Keio University
On a clacification problem of type II ∞ and type III ergodic transformations and its application
- Principal Investigator
  
  NAKADA Hitoshi, 伊藤雄二
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (B).
- Research Field
  
  Global analysis
- Research Institution
  KEIO UNIVERSITY
Studies on Combinatorial Structures of 3-ManifoldsPrincipal Investigator
- Principal Investigator
  
  ISHII Ippei
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Keio University
多様体の組合せ構造の研究Principal Investigator
- Principal Investigator
  
  石井一平
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Keio University
多様体の位相構造と幾何構造の研究Principal Investigator
- Principal Investigator
  
  石井一平
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Keio University
幾何学的変換群論
- Principal Investigator
  
  KANAI Masahiko
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Keio University
特殊関数の大域的研究
- Principal Investigator
  
  SHIMOMURA Shun
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Keio University
3次元多様体の組合せ的位相不変量と関連諸問題の研究Principal Investigator
- Principal Investigator
  
  石井一平
- Project Period (FY)
  1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Keio University
Problems in the Global analysis
- Principal Investigator
  
  OBATA Morio
- Project Period (FY)
  1990 – 1991
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  代数学・幾何学
- Research Institution
  Keio University
大域解析学における諸問題の研究
- Principal Investigator
  
  MAEDA Yoshiaki
- Project Period (FY)
  1989
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Keio University
非線型解析学
- Principal Investigator
  
  谷温之
- Project Period (FY)
  1988 – 1989
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Keio University
変分問題と大域解解析学
- Principal Investigator
  
  菊池紀夫
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Keio University
解析数論とその周辺
- Principal Investigator
  
  塩川宇賢
- Project Period (FY)
  1986 – 1987
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Keio University

All 2011 2007 2005 Other

All Journal Article

[Journal Article] A note on total excess of spanning trees2011
- Author(s)
  Y.Ohnishi
- Journal Title
  
  AKCE Int.J.Graphs Combin.
  
  Volume: 8 Pages: 97-103
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20340023
[Journal Article] Some ergodic properties of the negative slope algorithm2007
- Author(s)
  K. Ishimura and H. Nakada
- Journal Title
  
  Osaka Journal of Mathematics 44
  
  Pages: 667-683
- NAID
  120005986765
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340032
[Journal Article] Some ergodic properties of the negative slope algorithm2007
- Author(s)
  Koshiro Ishimura, Hitoshi Nakada
- Journal Title
  
  Osaka J. Math. 44 no.3
  
  Pages: 667-683
- NAID
  120005986765
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340032
[Journal Article] A new complexity for 3-manifolds2005
- Author(s)
  Endoh M., Ishii I.
- Journal Title
  
  Japanese J.Math. (to appear)
- NAID
  10016620864
- Data Source
  KAKENHI-PROJECT-15540091
[Journal Article] A new complexity for 3-manifolds2005
- Author(s)
  Endoh M., Ishii I.
- Journal Title
  
  Japanese J.Math. to appear
- NAID
  10016620864
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540091
[Journal Article] A new complexity for 3-manifolds
- Author(s)
  M.Endoh, I.Ishii
- Journal Title
  
  Japanese J.Math. (to appear)
- NAID
  10016620864
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540091
[Journal Article] Spanning trees with bounded total excess
- Author(s)
  H.Enomoto, Y.Ohnishi, K.Ota
- Journal Title
  
  Ars Combinatoria (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20340023

1. MAEDA Yoshiaki (40101076)

# of Collaborated Projects: 14 results

# of Collaborated Products: 0 results
2. KIKUCHI Norio (80090041)

# of Collaborated Projects: 7 results

# of Collaborated Products: 0 results
3. OHTA Katsuhiro (40213722)

# of Collaborated Projects: 7 results

# of Collaborated Products: 1 results
4. TANI Atsushi (90118969)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
5. MORIYOSHI Hitoshi (00239708)

# of Collaborated Projects: 6 results

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6. ITO Yuji (90112987)

# of Collaborated Projects: 5 results

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7. SSHIOKAWA Iekata (00015835)

# of Collaborated Projects: 5 results

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8. ENOMOTO Hikoe (00011669)

# of Collaborated Projects: 4 results

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9. KAMETANI Yukio (70253581)

# of Collaborated Projects: 4 results

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10. KANAI Masahiko (70183035)

# of Collaborated Projects: 4 results

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11. SHIMOMURA Shun (00154328)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
12. NAKADA Hitoshi (40118980)

# of Collaborated Projects: 4 results

# of Collaborated Products: 2 results
13. MAEJIMA Makoto (90051846)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
14. GUEST Martin (10295470)

# of Collaborated Projects: 3 results

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15. MIKAMI Kentaro (70006592)

# of Collaborated Projects: 3 results

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16. ONO Kaoru (20204232)

# of Collaborated Projects: 3 results

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17. TATE Tatsuya (00317299)

# of Collaborated Projects: 2 results

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18. OBATA Morio (90087015)

# of Collaborated Projects: 2 results

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19. MIYAZAKI Takuya (10301409)

# of Collaborated Projects: 2 results

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20. TAMURA Yozo (50171905)

# of Collaborated Projects: 2 results

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21. ATSUJI Atsushi (00221044)

# of Collaborated Projects: 2 results

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22. OMORI Hideki (20087018)

# of Collaborated Projects: 2 results

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23. FUKAYA Kenji (30165261)

# of Collaborated Projects: 2 results

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24. WATAMURA Satoshi (00204232)

# of Collaborated Projects: 2 results

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25. MATSUO Yuyaka (50202320)

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26. NATSUI Rie (60398633)

# of Collaborated Projects: 2 results

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27. TAMURA Akihisa (50217189)

# of Collaborated Projects: 2 results

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28. ODA Yoshiaki (90325043)

# of Collaborated Projects: 2 results

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29. YAMASHITA Tomoki (10410458)

# of Collaborated Projects: 2 results

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30. FUJISAWA Jun (00516099)

# of Collaborated Projects: 2 results

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31. TANAKA Hiroshi (70011468)

# of Collaborated Projects: 2 results

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32. 河添健 (90152959)

# of Collaborated Projects: 2 results

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33. 藤原耕二 (60229078)

# of Collaborated Projects: 2 results

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34. 石川史郎 (10051913)

# of Collaborated Projects: 2 results

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35. 松本眞 (70231602)

# of Collaborated Projects: 2 results

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36. 林喜代司 (00102004)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
37. IKEDA Kaoru (40232178)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
38. KURIHARA Masato (40211221)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
39. TOSE Nobuyuki (00183492)

# of Collaborated Projects: 1 results

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40. KONNO Hiroshi (20254138)

# of Collaborated Projects: 1 results

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41. KOHNO Toshitake (80144111)

# of Collaborated Projects: 1 results

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42. YAMAGUCHI Keizo (00113639)

# of Collaborated Projects: 1 results

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43. MITSUMATSU Yoshihiko (70190725)

# of Collaborated Projects: 1 results

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44. MIYAOKA Reiko (70108182)

# of Collaborated Projects: 1 results

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45. FUTAKI Akitp (90143247)

# of Collaborated Projects: 1 results

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46. MIZUTANI Tadayoshi (20080492)

# of Collaborated Projects: 1 results

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47. OHTA Hiroshi (50223839)

# of Collaborated Projects: 1 results

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48. TANAKA Takaaki (60306850)

# of Collaborated Projects: 1 results

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49. YASUDA Kumi (40284484)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
50. KATSURA Takeshi (50513298)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
51. NAKAMOTO Atsuhiro (20314445)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
52. KOUNO Masaharu (40170203)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
53. IKEDA Hiroshi (10031353)

# of Collaborated Projects: 1 results

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54. WATAMURA Satoshi (00201252)

# of Collaborated Projects: 1 results

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55. 小山信也 (50225596)

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56. 立川篤 (50188257)

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57. 渋谷政昭 (20146723)

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58. 宮崎直哉 (50315826)

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59. OZEKI Kenta

# of Collaborated Projects: 1 results

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60. TSUCHIYA Shoichi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
61. NOGUCHI Kenta

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
62. SAKUMA Tadashi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

ISHII Ippei 石井 一平

石井 一平 イシイ イッペイ

ISHI Ippei 石井 一平

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Research on 3-manifolds by combinatorial and constructive methodsPrincipal Investigator

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Studies on Combinatorial Structures of 3-ManifoldsPrincipal Investigator

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多様体の組合せ構造の研究Principal Investigator

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多様体の位相構造と幾何構造の研究Principal Investigator

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3次元多様体の組合せ的位相不変量と関連諸問題の研究Principal Investigator

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ISHII Ippei 石井一平

石井一平イシイイッペイ

ISHI Ippei 石井一平