Ohshika Ken'ichi 大鹿健一

… Alternative Names

Researcher Number	70183225
Other IDs
External Links
Affiliation (Current)	2019: 学習院大学, 理学部, 教授
Affiliation (based on the past Project Information) *help	2019: 学習院大学, 理学部, 教授 2016 – 2018: 大阪大学, 理学研究科, 教授 2011 – 2016: 大阪大学, 理学(系)研究科(研究院), 教授 2013 – 2015: 大阪大学, 大学院理学研究科, 教授 2007 – 2013: Osaka University, Sciences, Professor … More
Review Section/Research Field	Principal Investigator Geometry / Geometry / Medium-sized Section 11:Algebra, geometry, and related fields Except Principal Investigator Geometry / Geometry / 代数学・幾何学 / Algebra / 解析学 / General mathematics (including Probability theory/Statistical mathematics) / Basic analysis / Global analysis / Basic analysis
Keywords	Principal Investigator Klein群 / クライン群 / 変形空間 / 写像類群 / 双曲多様体 / Teichmuller空間 / 3次元多様体 / 力学系 / 幾何的極限 / 曲線複体 … More Except Principal Investigator クライン群 / 力学系 / 多様体 / リーマン面 / タイヒミュラー空間 / 微分同相群 / 幾何構造 / 離散群 / 写像類群 / McShaneの等式 / 3次元多様体 / 2橋結び目 / 葉層構造 / 双曲構造 / 擬フックス群 / 錐多様体 / ザイフェルト曲面 / 曲面束 / small cancellation theory / トポロジー / 幾何学 / 微分トポロジー / 双曲幾何学 / 双曲幾何 / 複素力学系 / Integrability / エルゴード理論 / 熱力学形式 / Cannon-Thurston map / 強可逆結び目 / 垣水複体 / Montesinos knot / virtual fiber / 穴開トーラス / ヘガード分解 / 穴あきトーラス / 平面多角形 / 錐状特異点 / 位相幾何 / 結び目 / 分類空間 / free period / 2-bridge knot / 無限群 / 調和写像 / 特異点 / 接触構造 / 特性類 / foliation / 極限集合 / 擬共形4元数構造 / 一意化 / Uniformization / Toric blowingーup / nonーdegenerate / Newton boundary / Ample vector bundles / Stationary phase method / Kleinnian group / Complex dinamics / limit set / フックス群 / 有理写像 / 値分布論 / Conformally flat structure / CR structine / quaternionic structure / rigidit / 共形変換 / Cauchy-Riemann変換 / 保型形式 / オイラー・ポアンカレ標数 / 曲率作用表 / 調和形式 / Reidemeister torsion / Floer ホモロジー / Lagrange 部分多様体 / Godbillon-Vey 不変量 / Milnor-Wood 不等式 / 大域解析学 / スピン / 正値性 / スーパー空間 / 閉測地線 / 球面構造 / 双対性 / 標準的分割 / へガード分解 / Cannon-Thurston写像 / Canonical decomposition / Cannon-Thurston-Dicks分解 / 穴あきトーラス束 / 錐状特異点つきユークリッド構造 / 錐状特異点付きユークリッド構造 / ユークリッド構造 / 多角形 / 群 / シンプレクティック幾何 / トーリックトポロジー / 離散部分群 / 位相亜群 / 非離散表現 / 2橋絡み目 / エンド不変量 / 結び目群 / 橋分解 / 2-bridge link / bridge decomposition / Heegaard splitting / McShane's identity / cusp shape / ２橋結び目 / モノドロミー群 / Heckoid group / Heegaard decomposition / Heckoid orbifold / 2橋球面 / 解消トンネル / 楕円的モンテシノス絡み目 / Klein群 / 複素解析 / 国際研究者交流 / 国際情報交換 / 多国籍 / リーマン面の退化 / Martin境界 / 正則運動 / ベキ変形,close-to-convex / くりこみ / タイヒミュラー空間論 / 拡散過程 / ブラウン運動 / 測地流 / 確率解析 / 力学ゼータ関数 / 生成作用素 / 位相幾何学 / Smale 予想 / 双曲多様体 / 幾何的極限 / スメール予想 / エノン写像 / ヘテロ次元接触 / 代数的極限 / 曲線複体 / ストレンジ・アトラクタ / Smale予想 / Seifert多様体 / 微分同相写像 / Henon写像 / 空間形 / 野性的空間 / 微分幾何 / 群論 / 微分幾何学 / 双曲計量 / アインシュタイン計量 / 一般相対性理論 / CAT(0)空間 / モジュライ / モジュライ空間 / 崩壊理論 / アインシュタイン方程式 / 凸幾何学 / コーシー問題 / ローレンツ幾何学 / 射影幾何学 / リーマン計量 / 共形幾何 / 射影幾何 / 正スカラー曲率 / ベイユ・ピーターソン幾何学 / CAT(0)幾何学 / 共形構造 / コットン・テンソル / ヒルベルト計量 / リッチ流 / 部分多様体 / スペクトル幾何 / 算術曲面 / Chern数 / Mordell予想 / Willmore曲面 / ゲージ理論 / 弦理論 / 幾何学的群論 / シンプレクティック幾何学 / ハミルトン系 / フレア-ホモロジー / 位相的場の理論 / モ-ス理論 / 量子群 / アレクサンドロフ空間 / モース理論 / Gauge Theory / String Theory / Geometric Grouptheory / Symplectic Geometry / Hyperbolic Geometry / Hamiltoniansystem / Floer homology / Kleiniaangroup / 微分同相 / 保積変換 / リプシッツ / 境界 / アノソフ / 葉層 / リプシッツ同相 / 区分線形同相 / diffeomorphisms / volume preserving / Lipschitz / boundary / contact structure / Anosov / 低次元多様体 / 射影構造 / Riemann surface / Kleinian group / hyperbolic geometry / low dimensional manifold / projective structure / 穴開きトーラス / フォード領域 / 穴開きトーラス群 / Weil-Petersson距離 / 双曲結び目 / カスプ / quasi-fuchsian group / punctured torus / Hecguard Splittings / Ford domain / 擬共形4元数CR構造 / 4元数CR幾何学 / 共形不変量 / 障害類 / 消滅 / Quaternionic Kahler structure / Contact Structure / CR-structure / Sasakion3-structune / Heisenberg CR-structure / quaternionic hyperbolic space / noncompact Lie group action / flatness / Quaternionic CR / Quaternionic Kahler / Sasakian 3-structure / Contact form / Complex contact structure / psendo-Riemann metric / Einstein metric / Pseudo-conformal auaternionic structure / Gemetric structure / Quaternionic CRstructure / Pseudo-conformal auaternionic CR structure / Conformal structure / Vanishing / Obstruction / 変換群 / 群の幾何的理論 / 群作用のダイナミクス / 不変集合 / 無限変換群 / 幾何的群論 / 横断構造 / 極小集合 / アノソフ流 / 区分線形構造 / 等長変換群 / infinite groups / transformation grouns / geometric theory of groups / diffeomorphism groups / classifying spaces / characteristic classes / dynamics of group actions / invariant sets / 群作用 / 写像群 / 双曲空間 / ホモトピー群 / manifold / roun action / dynamical systems / manning class group / hyperbolic space / homotopv group / singularity / 擬共形四元数CR幾何 / 展開写像対 / 幾何一意化 / ホロノミ群 / ローレンツ多様体 / 幾何的剛性 / 非球形多様体 / 展開写像 / ホロノミー群 / 非球形空間 / ローレンツ空間 / コボルディズム / 冪零多様体 / 複素双曲多様体 / Seifert Fiber space / 可解多様体 / 剛性 / 表現 / 普遍モデル / 擬共形4元数CR幾何構造 / Chern-Moser曲率形式 / Spherical CR幾何 / パラボリック幾何 / 擬共形4元数CR曲率 / 標準平坦モデル / Quaterninbic CR structure / Pseudo-conformal quaterninic structure / Cusp- cross section / Heisenberg nilmanifold / Complex hyperbolic manifold / Homogenous space / Seifert Rigidity / 平坦計量 / 擬エルミート計量 / 平坦構造 / 4次元多様体 / 低次元トポロジー / 結び目理論 / 3次元多様体論 / 4次元多様体論 / ３次元多様体論 / ４次元多様体論 Less

Various evolutions of Teichmuller theoryPrincipal InvestigatorOngoing
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
- Review Section
  
  Medium-sized Section 11:Algebra, geometry, and related fields
- Research Institution
  Osaka University
Geometry of discrete groups and its applications to 3-dimensional topologyPrincipal InvestigatorOngoing
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  2017 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Gakushuin University
  Osaka University
Remodelling Kleinin group theory using ergodic theory and complex analysisPrincipal Investigator
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Geometry
- Research Institution
  Osaka University
Degeneration and collapsing of Kleinian groups; geometry and analysis of the compactification of their defamation spacesOngoing
- Principal Investigator
  
  志賀啓成
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Kyoto Sangyo University
  Tokyo Institute of Technology
Combinatorial models of character varieties and the dynamics of group actions therePrincipal Investigator
- Principal Investigator
  
  OHSHIKA Ken'ichi
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Geometry
- Research Institution
  Osaka University
New developments in infinite groups and geometry
- Principal Investigator
  
  Tsuboi Takashi
- Project Period (FY)
  2012 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Geometry
- Research Institution
  The University of Tokyo
Geometry of moduli spaces for low dimensional manifolds
- Principal Investigator
  
  Yamada Sumio
- Project Period (FY)
  2012 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Gakushuin University
  Tohoku University
Teichmuller space and its topological dynamics via flat singular metrics on a surface
- Principal Investigator
  
  Nishi Haruko
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Josai University
Global geometric studies on Kleinian groups and Teichmuller spacesPrincipal Investigator
- Principal Investigator
  
  Ohshika Ken'ichi
- Project Period (FY)
  2010 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  Osaka University
Geometric structure and combinatorial structure of 3-dimensional manifolds
- Principal Investigator
  
  SAKUMA MAKOTO
- Project Period (FY)
  2010 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Hiroshima University
Analysis of degenerations and singularities of Kleinian groups and complex dynamics
- Principal Investigator
  
  SHIGA Hiroshige
- Project Period (FY)
  2010 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Basic analysis
- Research Institution
  Tokyo Institute of Technology
Ergodic-theoretical study of dynamical systems and stochastic processes related to the theory of Teichmuller spaces
- Principal Investigator
  
  MORITA Takehiko
- Project Period (FY)
  2010 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Global analysis
- Research Institution
  Osaka University
Uniform research of topological Kleinian groups by using geometric limits
- Principal Investigator
  
  SOMA Teruhiko
- Project Period (FY)
  2010 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Tokyo Metropolitan University
Dynamics on curve complexes and asymptotic structure of mapping class groupsPrincipal Investigator
- Principal Investigator
  
  OHSHIKA Kenichi
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Geometry
- Research Institution
  Osaka University
Indiscrete representations of discrete groups
- Principal Investigator
  
  MAKOTO Sakuma
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Geometry
- Research Institution
  Hiroshima University
Groups of diffeomorphisms of manifolds
- Principal Investigator
  
  TSUBOI Takashi
- Project Period (FY)
  2008 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  The University of Tokyo
Overall study of topology
- Principal Investigator
  
  MASUDA Mikiya
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  Osaka City University
Translation surfacesのモジュライ空間の位相幾何学Principal Investigator
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Geometry
- Research Institution
  Osaka University
Heegaard structures and geometric structures of 3-manifolds
- Principal Investigator
  
  SAKUMA Makoto
- Project Period (FY)
  2006 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Hiroshima University
  Osaka University
Euclidean cone structures on a surface and Teichmuller spaces
- Principal Investigator
  
  NISHI Haruko
- Project Period (FY)
  2006 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Kyushu University
A classification of hyperbolic 3-manifolds and deformation spaces of hyperbolic structuresPrincipal Investigator
- Principal Investigator
  
  OHSHIKA Ken'ichi
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Osaka University
双曲構造と球面構造の双対性
- Principal Investigator
  
  作間誠
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Geometry
- Research Institution
  Hiroshima University
  Osaka University
Synthetic Studies ofTopology
- Principal Investigator
  
  MATSUMOTO Shigenori
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  Nihon University
Research on Geometric invariant on Manifolds and Lie transformation groups
- Principal Investigator
  
  KAMISHIMA Yoshinobu
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Tokyo Metropolitan University
Various aspects of infinite groups of transformations acting on manifolds
- Principal Investigator
  
  TSUBOI Takashi
- Project Period (FY)
  2004 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geometry
- Research Institution
  The University of Tokyo
Hecguard Splittings and genetic structures of 3-manifolds
- Principal Investigator
  
  SAKUMA Makoto
- Project Period (FY)
  2002 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Osaka University
Invariants On the Geometric Manifolds with Group Actions
- Principal Investigator
  
  KAMISHIMA Yoshinobu
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  Tokyo Metropolitan University
Research on discrete groups and profective strucutures on Riemann surfaces
- Principal Investigator
  
  NAKANISHI Toshihiro
- Project Period (FY)
  2001 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Basic analysis
- Research Institution
  Nagoya University
Asymptotic structures of non-compact hyperbolic 3-manifoIds and differential geometryPrincipal Investigator
- Principal Investigator
  
  OHSHIKA Ken'ichi
- Project Period (FY)
  2000 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Osaka University
  The University of Tokyo
3次元双曲開多様体の無限遠構造と微分幾何学Principal Investigator
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  The University of Tokyo
極小曲面論を用いたKlein群の研究Principal Investigator
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Geometry
- Research Institution
  The University of Tokyo
STUDY ON THE GROUPS OF DIFFEOMORPHISMS
- Principal Investigator
  
  TSUBOI Takashi
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  THE UNIVERSITY OF TOKYO
古典力学系および群作用のエルゴード理論的研究
- Principal Investigator
  
  盛田健彦
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Tokyo Institute of Technology
多様体上の諸構造と不変量
- Principal Investigator
  
  増田一男
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Tokyo Institute of Technology
大域解析学の総合的研究
- Principal Investigator
  
  井上淳
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Tokyo Institute of Technology
Interaction between Geometry and various mathematics
- Principal Investigator
  
  FUKAYA Kenji
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geometry
- Research Institution
  KYOTO UNIVERSITY
Klein群のautomaticとStructureとR-treeへの群作用Principal Investigator
- Principal Investigator
  
  大鹿健一
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tokyo Institute of Technology
保型形式とL関数の研究
- Principal Investigator
  
  水本信一郎
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Tokyo Institute of Technology
多様体上の幾何構造の積分可能性と基本群の表現
- Principal Investigator
  
  KAMISHIMA Yoshinobu
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Kumamoto University
複素多様体からの群の表現の解析
- Principal Investigator
  
  SHIGA Hiroshige
- Project Period (FY)
  1992
- Research Institution
  Tokyo Institute of Technology
解析的集合の特異点の幾何構造の研究
- Principal Investigator
  
  岡睦雄
- Project Period (FY)
  1991
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Tokyo Institute of Technology
多様体の幾何学
- Principal Investigator
  
  荻上紘一
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Tokyo Metropolitan University

[Book] Kleinian groups which are limits of geometrically finite group2005
- Author(s)
  Ken'ichi Ohshika
- Total Pages
  128
- Publisher
  American Mathematical Society
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16204004
[Book] Kleinian groups which are limits of geometrically finite groups2005
- Author(s)
  Ohshika, Ken'ichi
- Publisher
  Amer. Math. Soc.
- Data Source
  KAKENHI-PROJECT-17204007
[Book] Kleinian groups which are limits of geometrically finite groups, Mem.Amer.Math.Soc.1772005
- Author(s)
  Ken'ichi Ohshika
- Total Pages
  116
- Publisher
  Amer.Math.Soc.
- Data Source
  KAKENHI-PROJECT-16204004
[Book] Kleinian groups which are limits of geometrically finite groups2005
- Author(s)
  Ken'ichi Ohshika
- Publisher
  American Mathematical Society, Mem.Amer.Math.Soc.
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] Divergence, exotic convergence and self-bumping in quasi-Fuchsian spaces2020
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Ann. Fac. Sci. Toulouse
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K13756
[Journal Article] Poincare's geometric worldview and philosophy2019
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Geometry in History
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K13756
[Journal Article] Poincare's geometric worldview and philosophy2019
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  to appear in Geometry in History, edited by S. G. Dani, Athanase Papadopoulos
  
  Volume: -
- DOI
  10.1007/978-3-030-13609-3
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H03933
[Journal Article] Bijections of geodesic lamination space preserving left Hausdorff convergence2019
- Author(s)
  Ohshika Ken’ichi、Papadopoulos Athanase
- Journal Title
  
  to appear in Monat. Math.
  
  Volume: 印刷中
- DOI
  10.1007/s00605-018-1233-4
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0071, KAKENHI-PROJECT-16H03933, KAKENHI-PROJECT-16K13756
[Journal Article] Degeneration of marked hyperbolic structures in dimensions 2 and 32018
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Handbook of Group Actions III, Advanced Lectures in Mathematics
  
  Volume: 40 Pages: 13-35
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K13756
[Journal Article] Degeneration of marked hyperbolic structures in dimensions $2$ and $3$2018
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Advanced Lectures in Mathematics 40, Handbook of Group Actions III
  
  Volume: 40 Pages: 13-35
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H03933
[Journal Article] La topologie, la philosophie, et l'enseignement mathematique selon Rene Thom: le regne de la geometrie2018
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Rene Thom, temoignages sur l'homme et son oeuvre, CNRS Editions
  
  Volume: - Pages: 323-340
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K13756
[Journal Article] Homeomorphismes et nombre d'intersection2018
- Author(s)
  Ohshika Ken'ichi、Papadopoulos Athanase
- Journal Title
  
  Comptes Rendus en Mathematiques
  
  Volume: 356 Pages: 899-902
- DOI
  10.1016/j.crma.2018.06.009
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0071, KAKENHI-PROJECT-16H03933, KAKENHI-PROJECT-16K13756
[Journal Article] The origin of the notion of manifold: From Riemann's Habilitationsvortrag onward2017
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  From Riemann to differential geometry and relativity
  
  Volume: - Pages: 135-150
- DOI
  10.1007/978-3-319-60039-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16K13758, KAKENHI-PROJECT-17H01091, KAKENHI-PROJECT-17H02843, KAKENHI-PROJECT-16H03933
[Journal Article] Une formule differentielle du la longueur extremale et ses applications2017
- Author(s)
  Miyachi Hideki、Ohshika Ken’ichi
- Journal Title
  
  Annales mathematiques Blaise Pascal
  
  Volume: 24 Pages: 115-133
- DOI
  10.5802/ambp.366
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K05202, KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16H03933, KAKENHI-PROJECT-17H02843
[Journal Article] Klein群の幾何とその応用2017
- Author(s)
  大鹿健一
- Journal Title
  
  数学
  
  Volume: 69 Pages: 280-293
- NAID
  130007683915
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K13756
[Journal Article] Une formule diff\’{e}rentielle de la longueur extr\’{e}male et ses applications2017
- Author(s)
  Hideki Miyachi, Ken’ichi Ohshika,
- Journal Title
  
  Ann Math Blaise Pascal
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Mobius Moduli for Fingerprint Orientation Fields2017
- Author(s)
  Imdahl Christina、Gottschlich Carsten、Huckemann Stephan、Ohshika Ken’ichi
- Journal Title
  
  Journal of Mathematical Imaging and Vision
  
  Volume: Electronic version Pages: 1-10
- DOI
  10.1007/s10851-017-0780-y
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-17H02843, KAKENHI-PROJECT-16H03933
[Journal Article] Klein群の幾何とその応用2017
- Author(s)
  大鹿健一
- Journal Title
  
  数学
  
  Volume: 69 Pages: 280-293
- NAID
  130007683915
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H02843
[Journal Article] Measurable Rigidity for Kleinian groups2017
- Author(s)
  Woojin Jeon, Ken'ichi Ohshika
- Journal Title
  
  Ergod. Th. Dyn. Sys
  
  Volume: 未定 Pages: 2498-2511
- DOI
  10.1017/etds.2015.15
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005, KAKENHI-PROJECT-24224002, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16H03933
[Journal Article] Klein群の幾何とその応用2017
- Author(s)
  大鹿健一
- Journal Title
  
  数学
  
  Volume: 69 Pages: 280-293
- NAID
  130007683915
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H03933
[Journal Article] Null-set compactifications of Teichmuller spaces2017
- Author(s)
  Alberge Vincent、Miyachi Hideki、Ohshika Ken’ichi
- Journal Title
  
  Handbook of Teichmuller theory
  
  Volume: VI Pages: 71-94
- DOI
  10.4171/161-1/4
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05202, KAKENHI-PROJECT-16H03933
[Journal Article] Conical limit points and the Cannon-Thurston map2016
- Author(s)
  W.Jeon, C.Leninger, I. Kapovichi and Keni'chi Ohshika
- Journal Title
  
  Conformal Geometry and Dynamics
  
  Volume: 未定
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Conical limit points and the Cannon-Thurston map2016
- Author(s)
  Woojin Jeon, Illya Kapovich,Christopher Leninger, Ken’ichi Ohshika
- Journal Title
  
  Conform. Geom. Dyn.
  
  Volume: 20 Pages: 58-80
- DOI
  10.1090/ecgd/294
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16H03933
[Journal Article] Null-set compactifications of Teichmuller spaces2016
- Author(s)
  Vincent Alberge, Hideki Miyachi, Ken'ichi Ohshika
- Journal Title
  
  Handbook of Teichmuller theory
  
  Volume: 6 Pages: 71-74
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Journal Article] Conical limit points and the Cannon-Thurston map2016
- Author(s)
  Woojin Jeon, Illia Kapovich, Chris Leninger, Ken'ichi Ohshika
- Journal Title
  
  Conformal Geometry and Dynamics
  
  Volume: 未定
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] Measurable Rigidity for Kleinian groups2016
- Author(s)
  W. Jeon and K. Ohshika
- Journal Title
  
  Ergodic Th. Dyn. Sys.
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25610010
[Journal Article] Null-set compactifications of Teichmuller spaces2016
- Author(s)
  Vincent Alberge, Hideki Miyachi, Ken'ichi Ohshika
- Journal Title
  
  Handbook of Teichmuller theory
  
  Volume: 6 Pages: 71-94
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] Subgroups of mapping class groups related to Heegaard splittings and bridge decompositions2016
- Author(s)
  Ken'ichi Ohshika, Makoto Sakuma
- Journal Title
  
  Geometria Dedicata
  
  Volume: 180 Pages: 117-134
- DOI
  10.1007/s10711-015-0094-4
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-22244005, KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-24224002, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-24540082, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16H03933
[Journal Article] Conical limit points and the Cannon-Thurston map2016
- Author(s)
  Woojin Jeon, Illya Kapovich,Christopher Leninger, Ken’ichi Ohshika
- Journal Title
  
  Conformal Geometry and Dynamics
  
  Volume: 20 Pages: 58-80
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Journal Article] Convergence of freely decomposable Kleinian groups2016
- Author(s)
  Inkang Kim, Cyril Lecuire, Ken'ichi Ohshika
- Journal Title
  
  Inventiones Mathematicae
  
  Volume: 204 Pages: 83-131
- DOI
  10.1007/s00222-015-0609-5
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005, KAKENHI-PROJECT-24224002, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16H03933
[Journal Article] Geometric limits of Kleinian groups and their applications, Handbook of Group Actions2015
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Handbook of Group Actions
  
  Volume: 2 Pages: 245-270
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25610010
[Journal Article] On Klein-Maskit Combination Theorem in space II2015
- Author(s)
  Liuan Li, Ken’ichi Ohshika, Xiantao Wang
- Journal Title
  
  Kodai J. Math
  
  Volume: 38 Pages: 1-22
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Journal Article] On Klein-Maskit Combination Theorem in space II2015
- Author(s)
  Liulan Li, Ken'ichi Ohshika, Xiantao Wang
- Journal Title
  
  Kodai Journal of Math.
  
  Volume: 38 Pages: 1-22
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] On Klein-Maskit Combination Theorem in space II2015
- Author(s)
  Liuan Li, Ken'ichi Ohshika and Xiantao Wang
- Journal Title
  
  Kodai J. Math.
  
  Volume: 38 Pages: 1-22
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Geometric limits of Kleinian groups and their applications2015
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Handbook of Group Actions, International Press
  
  Volume: 2 Pages: 245-270
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Weil-Petersson Funk metric on Teichmueller space2015
- Author(s)
  Hideki Miyachi, Ken'ichi Ohshika, and Sumio Yamada
- Journal Title
  
  Handbook of Hilbert Geometry, European Mathematical Society
  
  Volume: 1 Pages: 339-352
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Funk and Hilbert geometries in spaces of constant curvature.2015
- Author(s)
  Hideki Miyachi, Ken'ichi Ohshika, and Sumio Yamada
- Journal Title
  
  Handbook of Hilbert Geometry edited by Athanase Papadopoulos and Marc Troyanov, European Mathematical Society
  
  Volume: 1 Pages: 339-352
- DOI
  10.4171/147
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Geometric limits of Kleinian groups and their applications2015
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Handbook of Group Actions
  
  Volume: 2 Pages: 245-270
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] Primitive stable representations of free Kleinian groups.2014
- Author(s)
  W. Jeon, I. Kim, K. Ohshika and C. Lecuire
- Journal Title
  
  Israel J. Math.
  
  Volume: 199-2 Pages: 841-866
- DOI
  10.1007/s11856-013-0062-3
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-22340028, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-22244005
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2014
- Author(s)
  K. Ohshika
- Journal Title
  
  Ann. Inst. Fourier
  
  Volume: 64 Pages: 145-176
- DOI
  10.5802/aif.2842
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-22244005
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2014
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Ann. Insti. Fourier
  
  Volume: 未定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] On Klein-Maskit combination theorem in space II2014
- Author(s)
  L. Li, K. Ohshika and X. Wang
- Journal Title
  
  Kodai J. Math.
  
  Volume: 未定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] Primitive stable representations of free Kleinian groups2014
- Author(s)
  W. Jeon, I. Kim, K. Ohshika and C. Lecuire
- Journal Title
  
  Israel J. Math
  
  Volume: 199 Pages: 841-866
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Journal Article] Primitive stable closed hyperbolic 3-manifolds.2014
- Author(s)
  I. Kim, C. Lecuire and K. Ohshika
- Journal Title
  
  Topology and its Appl.
  
  Volume: 172 Pages: 68-71
- DOI
  10.1016/j.topol.2014.05.003
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-22340028, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-22244005
[Journal Article] Weil-Petersson Funk metric on Teichmuller space2014
- Author(s)
  H. Miyachi, K. Ohshika and S. Yamada
- Journal Title
  
  Handbook of Hilbert geometry
  
  Volume: 22 Pages: 339-352
- DOI
  10.4171/147-1/12
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-22340028, KAKENHI-PROJECT-22244005
[Journal Article] Primitive stable closed hyperbolic 3-manifolds2014
- Author(s)
  I. Kim, C. Lecuire and K. Ohshika
- Journal Title
  
  Topology Appl.
  
  Volume: 172 Pages: 68-71
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Journal Article] Compactifications of Teichmuller spaces.2014
- Author(s)
  K. Ohshika
- Journal Title
  
  Handbook of Teichmuller theory
  
  Volume: IV Pages: 235-254
- DOI
  10.4171/117-1/6
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-22340028, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-22244005
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2014
- Author(s)
  K. Ohshika
- Journal Title
  
  Ann. Inst. Fourier
  
  Volume: 64 Pages: 145-176
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24224002
[Journal Article] A note on on the rigidity of unmeasured lamination spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Proc. AMS
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] A parametrisation of Teichmuller space by polygons2013
- Author(s)
  Haruko Nishi and Ken'ichi Ohshika
- Journal Title
  
  Proceedings of the 7th International Conference on Nonlinear Analysis and convex Analysis-II-(Busan, Korea, 2011)
  
  Volume: II
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540103
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Ann Inst. Fourier
  
  Volume: 63
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25610010
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Ann. Inst. Fourier
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] A note on the rigidity of unmeasured lamination spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Proceedings of American Mathematical Society
  
  Volume: 141 Pages: 4385-4389
- DOI
  10.1090/s0002-9939-2013-11670-9
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005, KAKENHI-PROJECT-24224002, KAKENHI-PROJECT-24340009
[Journal Article] Primitive stable representations of free Kleinian groups2013
- Author(s)
  Woojin Jeon, Inkang Kim, Ken'ichi Ohshika with Cyril Lecuire (Woojin Jeon)
- Journal Title
  
  Israel J. Math.
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] Primitive stable representations of free Kleinian groups2013
- Author(s)
  Woojin Jeon, Inkang Kim, Ken'ichi Ohshika with Cyril Lecuire (Woojin Jeon)
- Journal Title
  
  Israel J. Math.
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654008
[Journal Article] A note on on the rigidity of unmeasured lamination spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Proc. AMS
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22654008
[Journal Article] A note on the rigidity of unmeasured lamination spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Proc. AMS
- Data Source
  KAKENHI-PROJECT-22654008
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Ann Inst. Fourier
  
  Volume: 63
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Ann. Inst. Fourier
- Data Source
  KAKENHI-PROJECT-22654008
[Journal Article] Primitive stable representations of free Kleinian groups2013
- Author(s)
  Woojin Jeon, Inkang Kim, Ken'ichi Ohshika with Cyril Lecuire
- Journal Title
  
  Israel J. Math
- Data Source
  KAKENHI-PROJECT-22654008
[Journal Article] A note on the rigidity of unmeasured lamination spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  to appear in Proceedings of the AMS
  
  Volume: 未定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340028
[Journal Article] A parametrization of Teichmuller space by polygons2013
- Author(s)
  Haruko Nishi and Ken'ich Ohshika
- Journal Title
  
  Proceedings of the 7th international conference on nonlinear Analysis and convex analysis-II- (Busan, Korea, 2011)
  
  Volume: II
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540103
[Journal Article] Reduced Bers boundaries of Teichmuller spaces2013
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  to appear in Annales de l'institut Fourier
  
  Volume: 未定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340028
[Journal Article] A pseudo-metric on moduli space of hyperelliptic curves2012
- Author(s)
  Haruko Nishi and Ken'ichi Ohshika
- Journal Title
  
  Josai Mathematical Monographs
  
  Volume: vol.5
- NAID
  120005520769
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540103
[Journal Article] Realising end invariants by limits of minimally parabolic, geometrically finite groups2011
- Author(s)
  K. Ohshika
- Journal Title
  
  Geom. Topol.
  
  Volume: 15 Pages: 827-890
- DOI
  10.2140/gt.2011.15.827
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340028, KAKENHI-PROJECT-22340034, KAKENHI-PROJECT-22540092, KAKENHI-PROJECT-22654008
[Journal Article] Realising end invariants by limits of minimally parabolic, geometrically finite groups2011
- Author(s)
  K.Ohshika
- Journal Title
  
  Geometry & Topology
  
  Volume: 15 Pages: 827-890
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244005
[Journal Article] ealising end invariants by limits of minimally parabolic, geometrically finite groups2011
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Geometry & Topology
  
  Volume: 15 Pages: 827-890
- Data Source
  KAKENHI-PROJECT-22654008
[Journal Article] Uniform model for the closure of the Riley slice2010
- Author(s)
  H. Miyachi and K. Ohshika
- Journal Title
  
  Contemp. Math
  
  Volume: Vol.510 Pages: 249-306
- DOI
  10.1090/conm/510
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340034
[Journal Article] Uniform models for the closure of the Riley slice2010
- Author(s)
  K.Ohshika, H.Miyachi
- Journal Title
  
  In the tradition of Ahlfors-Bers.V Contemp.Math 510
  
  Pages: 249-306
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540090
[Journal Article] Uniform model for the closure of the Riley slice2010
- Author(s)
  Ken'ichi Ohshika, Hideki Miyachi
- Journal Title
  
  Contemporary Mathematics 510(In press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19654009
[Journal Article] On Klein-Maskit combination theorem in space.2009
- Author(s)
  L.Li, K.Ohshika, X. Wang
- Journal Title
  
  I.Osaka J.Math 46
  
  Pages: 1097-1141
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540090
[Journal Article] Constructing geometrically infinite groups on boundaries of deformation spaces2009
- Author(s)
  K.Ohshika
- Journal Title
  
  J.Math.Soc.Japan 61
  
  Pages: 1261-1291
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540090
[Journal Article] On Klein-Maskit Combination Theorem in space I2009
- Author(s)
  Liuan Li, Ken'ich Ohshika, Xiantao Wang
- Journal Title
  
  Osaka Journal of Mathematics 46
  
  Pages: 1097-1141
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19654009
[Journal Article] Constructing geometrically infinite groups on boundaries of deformation spaces2009
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Journal of Mathematical Society of Japan 61
  
  Pages: 1261-1291
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19654009
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  K.Ohshika, H.Miyachi
- Journal Title
  
  London Math. Soc. Lecture Notes Secies 329
  
  Pages: 29-48
- Data Source
  KAKENHI-PROJECT-17654016
[Journal Article] On topologically fame kleinian groups with bounded geometry2006
- Author(s)
  K.Ohshika, H.Miyachi
- Journal Title
  
  London Math. Soc. Lecture Notes Series 329
  
  Pages: 29-48
- Data Source
  KAKENHI-PROJECT-18340018
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  Ohshika, K., Miyachi, H.
- Journal Title
  
  London Math. Soc. Lecture Note Ser 326
  
  Pages: 29-48
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  Ohshika, Kenichi, Miyachi, Hideki
- Journal Title
  
  London Math. Soc. Lecture Note Ser. 329
  
  Pages: 29-48
- Data Source
  KAKENHI-PROJECT-16204004
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  Ken'ichi Ohshika and Hideki Miyachi
- Journal Title
  
  Spaces of Kleinian groups(London Math. Soc. Lecture Note Ser. Cambridge Univ. Press, Cambridge) 329
  
  Pages: 29-48
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  K.Ohshika
- Journal Title
  
  Spaces of Kleinian groups London Math.Soc.Lecture Note Ser 329
  
  Pages: 29-48
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540090
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  Ohshika, Ken' ichi and Miyachi, Hideki
- Journal Title
  
  London Math. Soc. Lecture Note Ser. 329
  
  Pages: 29-48
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16204004
[Journal Article] On topologically tame Kleinian groups with bounded geometry2006
- Author(s)
  K.Ohshika, H.Miyachi
- Journal Title
  
  Spaces of Kleinian groups, London Math.Soc.Lecture Note Ser. 329
  
  Pages: 29-48
- Data Source
  KAKENHI-PROJECT-18540090
[Journal Article] The continuity of convex cores with respect to the geometric topology2005
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Comm.Anal.Geom. 13
  
  Pages: 479-510
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] The continuity of convexcores with respect to the geometric topology2005
- Author(s)
  K.Ohshika
- Journal Title
  
  Comm. Anal. Geom 13
  
  Pages: 479-510
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14340023
[Journal Article] Kleinian groups which are limits of geometrically finite groups2005
- Author(s)
  K.Ohshika
- Journal Title
  
  Mem.Amer Math Soc. 177・834
  
  Pages: 1-116
- Data Source
  KAKENHI-PROJECT-17654016
[Journal Article] The continuity of convex cores with respect to the geometric topology2005
- Author(s)
  Ohshika, Ken'ichi
- Journal Title
  
  Comm.Anal.Gecm. 13
  
  Pages: 503-533
- Data Source
  KAKENHI-PROJECT-16204004
[Journal Article] Kleinian groups which are limits of geometrically finite groups2005
- Author(s)
  K.Ohshika
- Journal Title
  
  Mem.Amer Math Soc. 177・834
  
  Pages: 1-116
- Data Source
  KAKENHI-PROJECT-14340023
[Journal Article] The continuity of convex cores with respect to the geometric topology2005
- Author(s)
  K.Ohshika
- Journal Title
  
  Comm.Anal.Geom 13・3
  
  Pages: 479-510
- Data Source
  KAKENHI-PROJECT-14340023
[Journal Article] Kleinian groups which are limits of geometrically finite groups2005
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Mem. Amer. Math. Soc. 177 no. 834
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] The continuity of convex cores with respect to the geometric topology,2005
- Author(s)
  OHSHIKA, Ken'ichi
- Journal Title
  
  Comm.Ana., Geom. 13
  
  Pages: 479-510
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14340023
[Journal Article] The continuity of convex cores with respect to the geometric topology2005
- Author(s)
  K.Ohshika
- Journal Title
  
  Comm.Anal.Geom 13・3
  
  Pages: 479-510
- Data Source
  KAKENHI-PROJECT-17654016
[Journal Article] Kleinian groups which are limits of geometrically finite group2005
- Author(s)
  Ken' ichi Ohshika
- Journal Title
  
  Mem. Amer. Math. Soc 177no. 834
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16204004
[Journal Article] The continuity of convex cores with respect to the geometric topology2005
- Author(s)
  Ohshika, Ken' ichi
- Journal Title
  
  Comm. Anal. Geom. 13
  
  Pages: 503-533
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16204004
[Journal Article] The continuity of convex cores with respect to the geometric topology2005
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Comm. Anal. Geom 13
  
  Pages: 479-510
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] Reduced Bers boundaries of Teichmuller spaces
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Annales de l'institut Fourier
  
  Volume: (未定) (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] A note on on the rigidity of unmeasured lamination spaces
- Author(s)
  Ken'ichi Ohshika
- Journal Title
  
  Proceedings of American Mathematical Scoiety
  
  Volume: (未定) (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] Weil-Petersson Funk metric on Teichmuller space.
- Author(s)
  Hideki Miyachi, Kenichi Ohshika, and Sumio Yamada
- Journal Title
  
  Handbook of Hilbert/Funk geometry
  
  Volume: (未定) (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340009
[Journal Article] On Klein-Maskit Combination Theorem in space I
- Author(s)
  Liuan Li, Ken'ich Ohshika and Xiantao Wang
- Journal Title
  
  to appear in Osaka J. Math
- Data Source
  KAKENHI-PROJECT-17340016
[Journal Article] Primitive stable representations of free Kleinian groups
- Author(s)
  Woojin Jeon, Inkang Kim, Ken'ichi Ohshika, with Cyril Lecuire (Woojin Jeon)
- Journal Title
  
  Israel Journal of Mathematics
  
  Volume: (未定) (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Maximality of mapping class group actions2018
- Author(s)
  Ken'ichi Ohshika
- Organizer
  102e rencontre entre mathematiciens et physiciens theoriciens
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] 3次元多様体と Klein 群―Thurstonの発想を今一度振り返る2018
- Author(s)
  大鹿健一
- Organizer
  トポロジーシンポジウム、信州大学松本キャンパス、長野県
- Invited
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Discontinuous motions of Cannon-Thurston maps2018
- Author(s)
  K. Ohshika
- Organizer
  Geometrie des groupes et geometrie des 3-varietes : situation et perspectives, Institut de Mathematiques de Marseille, Luminy, France
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Discontinuous motions of Cannon-Thurston maps2018
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geetrie des groupes et geometrie des 3-varietes : situation et perspectives. Luminy, Marseille
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02843
[Presentation] Maximality of mapping class group actions2018
- Author(s)
  Ken'ichi Ohshika
- Organizer
  102e rencontre entre mathematiciens et physiciens theoriciens, Institut de Recherche Mathematique Avancee, Strasbourg, France
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Discontinuous motions of Cannon-Thurston maps2018
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometrie des groupes et geometrie des 3-varietes : situation et perspectives. Luminy, Marseille, France
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] Maximality of mapping class group actions2018
- Author(s)
  Ken'ichi Ohshika
- Organizer
  102e rencontre entre mathematiciens et physiciens theoriciens, Strasbourg
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0071
[Presentation] 3次元多様体と Klein 群―Thurston の発想を今一度振り返る2018
- Author(s)
  大鹿健一
- Organizer
  第65回トポロジーシンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] Deformation spaces of Kleinian groups and what are continuous and discontinuous there2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Moduli spaces and applications in geometry, topology, analysis and mathematical physics
- Place of Presentation
  Morningside Center of Mathematics, Chinese Academy of Science, Beijing, China
- Year and Date
  2017-02-27
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Deformation spaces of Kleinian groups and what are continuous and discontinuous there2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Moduli spaces and applications in geometry, topology, analysis and mathematical physics
- Place of Presentation
  Morningside Center of Mathematics, Chinese Academy of Science,Beijing, China
- Year and Date
  2017-02-27
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Deformation spaces of Kleinian groups and what are continuous and discontinuous there2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Moduli spaces and applications in geometry, topology, analysis and mathematical physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Boundaries of quasi-Fuchsian spaces and continuous/discontinuous phenomena2017
- Author(s)
  K. Ohshika
- Organizer
  GEOMETRY, GROUPS AND DYNAMICS, ICTS, Tata Institute for Fundamental Science, Bangalore, India
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Deformation spaces of Kleinian groups and what are continuous and discontinuous there2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Moduli spaces and applications in geometry, topology, analysis and mathematical physics
- Place of Presentation
  Morningside Center of Mathematics, Chinese Academy of Science, Beijing, China
- Year and Date
  2017-02-27
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Boundaries of quasi-Fuchsian spaces and continuous/discontinuous phenomena2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  GEOMETRY, GROUPS AND DYNAMICS, ICTS, Tata Institute for Fundamental Science, Bangalore, India
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02843
[Presentation] Discontinuous motions of Cannon-Thurston maps2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric Topology Fair, KAIST, Daejeon, Korea
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] Discontinuous motions of Cannon-Thurston maps2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric Topology Fair, KAIST, Daejeon, Korea
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02843
[Presentation] Deformation spaces of Kleinian groups and what are continuous and discontinuous there2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Moduli spaces and applications in geometry, topology, analysis and mathematical physics
- Place of Presentation
  Morningside Center of Mathematics, Chinese Academy of Science, Beijing, China
- Year and Date
  2017-02-27
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] Discontinuous motions of Cannon-Thurston maps2017
- Author(s)
  K. Ohshika
- Organizer
  Geometric Topology Fair, KAIST, Daejeon, Korea
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Boundaries of quasi-Fuchsian spaces and continuous/discontinuous phenomena2017
- Author(s)
  Ken'ichi Ohshika
- Organizer
  GEOMETRY, GROUPS AND DYNAMICS, ICTS Bangalore, India
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] Geometric realisation for degenerations of hyperbolic structures2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Moduli Spaces of Geometric Structures
- Place of Presentation
  IMS, National University of Singapore, Singapore
- Year and Date
  2016-08-18
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Geometric realisation for degenerations of hyperbolic structures2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Moduli Spaces of Geometric Structures
- Place of Presentation
  IMS, National University of Singapore, Singapore
- Year and Date
  2016-08-18
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] 3-manifolds fibring over the circle: from Poincare's Analysis Situs to today2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Autour de Poincare
- Place of Presentation
  University of Strasbourg, Strasbourg, France
- Year and Date
  2016-06-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] 3-manifolds fibring over the circle: from Poincare’s Analysis Situs to today2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Autour de Poincare,
- Place of Presentation
  IRMA University of Strasbourg, France
- Year and Date
  2016-06-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] Geometric realisation for degenerations of hyperbolic structures2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Moduli Spaces of Geometric Structures
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Reduction of boundaries of Teichmuller spaces,2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Grothendieck-Teichmuller Theories
- Place of Presentation
  Chern Institute of Mathematics, Nankai University, Tianjin, China
- Year and Date
  2016-07-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K13756
[Presentation] 3-manifolds fibring over the circle : From Poincares Analysis Situs to today2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  La 97eme rencontre entre mathematiciens et physiciens theoriciens aura pour theme : Autour de Poincare
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Geometric realisation for degenerations of hyperbolic structures2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Moduli Spaces of Geometric Structures
- Place of Presentation
  IMS, National University of Singapore, Singapore
- Year and Date
  2016-08-18
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Reduction of boundaries of Teichmueller spaces, 25 July 2016,2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Grothendieck-Teichmueller Theories
- Place of Presentation
  Chern Institute of Mathematics, Nankai University, Tianjin, China
- Year and Date
  2016-07-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Reduction of boundaries of Teichmuller spaces2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Grothendieck-Teichmuller Theories
- Place of Presentation
  Chern Institute of Mathematics, Nankai University, Tianjin, China
- Year and Date
  2016-07-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Reduction of boundaries of Teichmuller spaces2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Grothendieck-Teichmuller Theories
- Place of Presentation
  Chern Institute of Mathematics, Nankai University, Tianjin, China
- Year and Date
  2016-07-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geometric realisation for degenerations of hyperbolic structures2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Moduli Spaces of Geometric Structures,
- Place of Presentation
  IMS, National University of Singapore, Singapore
- Year and Date
  2016-08-18
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] 3-manifolds fibring over the circle: from Poincare’s Analysis Situs to today2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Autour de Poincare, 86eme rencontre entre les mathematiciens et les physiciens theoriques
- Place of Presentation
  IRMA Universite de Strasbourg
- Year and Date
  2016-06-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] 3-manifolds fibring over the circle2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  86th rencontre entre les mathmaticiens et les physiciens
- Place of Presentation
  IRMA Universite de Strasbourg
- Year and Date
  2016-06-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Reduction of boundaries of Teichmuller spaces2016
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Grothendieck-Teichmuller Theories
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03933
[Presentation] Deformation spaces of Kleinian groups2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Topology and Groups
- Place of Presentation
  University of Goa，インド
- Year and Date
  2015-10-17
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Various compactifications of Teichmuller spaces and their relations (3 talks)2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric structures and related topics
- Place of Presentation
  KIAS, YangYang, 韓国
- Year and Date
  2015-08-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] The origin of the notion of manifold2015
- Author(s)
  K. Ohshika
- Organizer
  Conference "Geometry in History"
- Place of Presentation
  Universte de Strasbourg
- Year and Date
  2015-06-11
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Various compactifications of Teichmuller spaces and their relations2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric structures and related topics
- Place of Presentation
  KIAS, Yang Yang，韓国
- Year and Date
  2015-08-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Deformation spaces of Kleinian groups2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Topology and Groups
- Place of Presentation
  University of Goa, India
- Year and Date
  2015-10-17
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Geography of closed 3-manifolds within character varieties2015
- Author(s)
  K. Ohshika
- Organizer
  French-Japanese workshop on Teichmuller spaces and surface mapping class groups
- Place of Presentation
  Universte de Strasbourg
- Year and Date
  2015-06-05
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geography of closed 3-manifolds within character varieties2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  French-Japanese workshop on Teichmuller spaces and surface mapping class groups
- Place of Presentation
  IRMA University of Strasbourg, フランス
- Year and Date
  2015-06-05
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Accumulation of closed 3-manifolds within character varieties2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric Topology Fair in Korea
- Place of Presentation
  K Hotel, Gyeonju，韓国
- Year and Date
  2015-08-10
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Geography of closed 3-manifolds within character varieties2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  French-Japanese workshop on Teichmuller spaces and surface mapping class groups
- Place of Presentation
  Strasbourg
- Year and Date
  2015-06-05
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Various compactifications of Teichmuller spaces and their relations2015
- Author(s)
  K. Ohshika
- Organizer
  Geometric structures and related topics
- Place of Presentation
  KIAS
- Year and Date
  2015-08-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Teichmuller space; its asymptotic geometry, compactifications, and combinatorial models2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Finsler geometry and applications to low-dimensional geometry and topology and moduli spaces
- Place of Presentation
  University of Cagliari，イタリア
- Year and Date
  2015-09-21
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Geography of closed 3-manifolds within character varieties2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  French-Japanese workshop on Teichmuller spaces and surface mapping class groups
- Place of Presentation
  Universte de Strasbourg, France
- Year and Date
  2015-06-05
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Teichmuller space; its asymptotic geometry, compactifications, and combinatorial models2015
- Author(s)
  K. Ohshika
- Organizer
  Finsler geometry and applications to low-dimensional geometry and topology and moduli spaces
- Place of Presentation
  University of Cagliari
- Year and Date
  2015-09-21
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] The origin of the notion of manifold2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Conference "Geometry in History"
- Place of Presentation
  Universte de Strasbourg, France
- Year and Date
  2015-06-11
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Teichmuller space; its asymptotic geometry, compactifications, and combinatorial models2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Finsler geometry and applications to low-dimensional geometry and topology and moduli spaces
- Place of Presentation
  Cagliari
- Year and Date
  2015-09-21
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Deformation spaces of Kleinian groups2015
- Author(s)
  K. Ohshika
- Organizer
  Topology and Groups
- Place of Presentation
  University of Goa
- Year and Date
  2015-10-17
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Various compactifications of Teichmuller spaces and their relations2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric structures and related topics
- Place of Presentation
  YangYang
- Year and Date
  2015-08-25
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Accumulation of closed 3-manifolds within character varieties2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric Topology Fair in Korea、A workshop on geometric group theory & low-dimensional topology
- Place of Presentation
  Gyeonju, K-Hotel, 韓国
- Year and Date
  2015-08-10
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Accumulation of closed 3-manifolds within character varieties2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometric Topology Fair in Korea
- Place of Presentation
  慶州
- Year and Date
  2015-08-10
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Deformation spaces of Kleinian groups, Topology and Groups,2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Topology and Groups
- Place of Presentation
  Goa
- Year and Date
  2015-10-17
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Accumulation of closed 3-manifolds within character varieties2015
- Author(s)
  K. Ohshika
- Organizer
  A workshop on geometric group theory & low-dimensional topology
- Place of Presentation
  Gyeonju
- Year and Date
  2015-08-10
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Teichmuller space; its asymptotic geometry, compactifications, and combinatorial models, ( 3 talks )2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Finsler geometry and applications to low-dimensional geometry and topology and moduli spaces
- Place of Presentation
  University of Cagliari, Italy
- Year and Date
  2015-09-21
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] The origin of the notion of manifold2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometry in History
- Place of Presentation
  Strasbourg
- Year and Date
  2015-06-11
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] The origin of the notion of manifold2015
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometry in History
- Place of Presentation
  IRMA University of Strasbourg，フランス
- Year and Date
  2015-06-11
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Geometry of Kleinian groups and its applications,2014
- Author(s)
  K. Ohshika
- Organizer
  MSJ Autumn meeting, plenary address
- Place of Presentation
  広島大学（広島県東広島市）
- Year and Date
  2014-09-26
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Hyperbolic 3-manifolds and the Schottky space viewed as lying in the character variety2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Sanya Group Forum
- Place of Presentation
  Sanya Tsingha Mathematics Forum，三亜（中国）
- Year and Date
  2014-12-16
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Continuous deformation of geometric limits and the Maskit combination spaces.2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Atelier de travail franco-franco-japonais sur la geometrie des groupes modulaire et des espaces de Teichmuller
- Place of Presentation
  Osaka, Japan.
- Year and Date
  2014-10-17
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Asymptotic geometry of Heegaard splittings2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  多様体のトポロジーの展望
- Place of Presentation
  東京大学
- Year and Date
  2014-11-30
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Klein群の幾何とその応用2014
- Author(s)
  大鹿健一
- Organizer
  日本数学会秋季総合分科会総合講演
- Place of Presentation
  広島大学
- Year and Date
  2014-09-26
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Hyperbolic 3-manifolds and the Schottky space viewed as lying in the character variety2014
- Author(s)
  K. Ohshika
- Organizer
  Group Action Forum, Tsinghua-Sanya Mathematical Forum
- Place of Presentation
  Sanya, China
- Year and Date
  2014-12-16
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] The work of Thurston on Kleinian groups2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Around Thurston-Grothendieck-Teichmuller theories
- Place of Presentation
  IRMA University of Strasbourg, フランス
- Year and Date
  2014-05-12
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Klein 群の幾何とその応用2014
- Author(s)
  大鹿健一
- Organizer
  日本数学会総合講演
- Place of Presentation
  広島大学.
- Year and Date
  2014-09-26
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Hyperbolic 3-manifolds and the Schottky space viewed as lying in the character variety2014
- Author(s)
  K. Ohshika
- Organizer
  Group Action Forum　2014
- Place of Presentation
  Tsinghua-Sanya International Mathematics Forum, Sanya, Hainan, China
- Year and Date
  2014-12-16
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Continuous deformation of geometric limits and the Maskit combination spaces2014
- Author(s)
  K. Ohshika
- Organizer
  Atelier de travail franco-japonais sur la geometrie des groupes modulaire et des espaces de Teichmuller
- Place of Presentation
  Osaka Univ.
- Year and Date
  2014-10-17
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] The work of Thurston on Kleinian groups2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Around Thurston-Grothendieck-Teichmuller theories
- Place of Presentation
  IRMA, Strasbourg
- Year and Date
  2014-05-12
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Hyperbolic 3-manifolds and the Schottky space viewed as lying in the character variety2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Group Action Forum
- Place of Presentation
  Tsinghua-Sanya Math Forum, 中国
- Year and Date
  2014-12-16
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Klein群の幾何とその応用2014
- Author(s)
  大鹿健一
- Organizer
  日本数学会秋季総合分科会，総合講演
- Place of Presentation
  広島大学，（広島県，東広島市）
- Year and Date
  2014-09-26
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Subgroups of mapping class groups associated to Heegaard splittings and their actions on projective lamination spaces2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  New Trends in Teichmuller Theory and Mapping Class Groups
- Place of Presentation
  MFO Oberwolfach（ドイツ）
- Year and Date
  2014-02-10
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Continuous deformation of geometric limits and the Maskit combination spaces2014
- Author(s)
  K. Ohshika
- Organizer
  Atelier de travail franco-japonais sur la geometrie des groupes modulaire et des espaces de Teichmuller
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2014-10-17
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Hyperbolic 3-manifolds and the Schottky space viewed as lying in the character variety.2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Group Action Forum Tsinghua-Sanya Mathematical Forum
- Place of Presentation
  Sanya, China
- Year and Date
  2014-12-16
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Hyperbolic 3-manifolds and the Schottky space viewed as lying in the character variety2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Group Action Forum
- Place of Presentation
  Sanya Tsinga Mathematics Forum
- Year and Date
  2014-12-16
- Invited
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Geometry of Kleinian groups and its applications.2014
- Author(s)
  Ken'ichi Ohshika
- Organizer
  MSJ Autumn meeting, plenary address
- Place of Presentation
  Hiroshima, Japan
- Year and Date
  2014-09-26
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Deformation spaces of Kleinian groups, in Teichmuller Theory Geometry Master Class2013
- Author(s)
  K. Ohshika
- Organizer
  Erwin Schrodinger Institute for Mathematical Physics
- Place of Presentation
  Vienna, Austria
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Geometric completion for deformation spaces of Kleinian groups2013
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Japanese Turkish Joint Geometry Meetin
- Place of Presentation
  Galatasaray University, Istanbul（トルコ）
- Year and Date
  2013-11-23
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Deformation spaces of Kleinian groups2013
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Teichmuller theory Geometry Master Class,
- Place of Presentation
  Erwin Schroedinger International Institute for Mathematical Physics, Vienna, Austria,
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Geometric limits and deformation spaces of Kleinian groups2013
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST GT Fair
- Place of Presentation
  Core Riviera Hotel, 全州（韓国）
- Year and Date
  2013-08-15
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Geometric completion for quasi-Fuchsian spaces2013
- Author(s)
  Ken'ichi Ohshika
- Organizer
  AMC 2013
- Place of Presentation
  Pusan convention centre, 釜山（韓国）
- Year and Date
  2013-07-04
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Deformation spaces of Kleinian groups and group actions2012
- Author(s)
  Ken'ichi Ohshika
- Organizer
  eometry of Moduli Space of Low Dimensional Manifolds
- Place of Presentation
  京都大学数理解析研究所(招待講演)
- Year and Date
  2012-10-30
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces, Aspects of representation theory in low-dimensional topology and 3-dimensional invariants2012
- Author(s)
  K. Ohshika
- Organizer
  Carry-le-Rouet
- Place of Presentation
  France
- Year and Date
  2012-11-08
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Actions of isomorphism groups of Heegaard splittings 0n projective lamination spaces2012
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST Geometric Topology Fair
- Place of Presentation
  KAIST、韓国(招待講演)
- Year and Date
  2012-08-13
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Two kinds of reduced boundaries of Teichmuller spaces and their symmetries2012
- Author(s)
  K. Ohshika
- Organizer
  Group Actions in Geometry, Topology and Analysis
- Place of Presentation
  昆明理工大学,昆明,中国
- Year and Date
  2012-07-24
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Actions of isomorphism groups of Heegaard splittings on projective lamination spaces2012
- Author(s)
  K. Ohshika
- Organizer
  KIAST Geometry Fair
- Place of Presentation
  KIAST, Daejeon, Korea
- Year and Date
  2012-08-13
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Topological structure of deformation spaces for Kleinian groups and beyond2012
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KMS autumn meeting
- Place of Presentation
  Daejeon Convention Center,韓国(招待講演)
- Year and Date
  2012-10-05
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces2012
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Aspects of representation theory in low-dimensional topology and 3-dimensional invariants
- Place of Presentation
  Carry-le-Rouet、フランス(招待講演)
- Year and Date
  2012-11-08
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Automorphism groups of Heegaard splittings and bridge decompositions2012
- Author(s)
  K. Ohshika
- Organizer
  Workshop on hyperbolic geometry, geometric structures and bounded cohomology
- Place of Presentation
  KIAS, Seoul, Korea
- Year and Date
  2012-11-22
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Two kinds of reduced boundaries of Teichmuller spaces and their symmetries2012
- Author(s)
  Ken'ichi Ohshika
- Organizer
  The conference of Group Actions 1n Geometry, Topology and Analysis
- Place of Presentation
  昆明理工大学、中国(招待講演)
- Year and Date
  2012-07-24
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] クライン群の変形空間の位相構造2012
- Author(s)
  大鹿健一
- Organizer
  日本数学会(幾何学分科会特別講演)
- Place of Presentation
  九州大学(招待講演)
- Year and Date
  2012-09-19
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Automorphism groups of Heegaard splittings and bridge decompositions2012
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic geometry, geometric structures and bounded cohomology
- Place of Presentation
  KIAS、ソウル、韓国(招待講演)
- Year and Date
  2012-11-22
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] クライン群の変形空間の位相構造2012
- Author(s)
  大鹿健一
- Organizer
  日本数学会秋期総合分科会
- Place of Presentation
  九州大学(幾何学賞受賞特別講演)
- Year and Date
  2012-09-19
- Data Source
  KAKENHI-PROJECT-22540092
[Presentation] Reduced Bers boundaries and their symmetries2011
- Author(s)
  K.Ohshika
- Organizer
  KIAS Workshop on Hyperbolic geometry, bounded cohomology and symmetric spaces and related topics
- Place of Presentation
  KIAS,韓国(招待講演)
- Year and Date
  2011-09-08
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Characterising bumping points in deformation spaces of Kleinian groups2011
- Author(s)
  大鹿健一
- Organizer
  リーマン面・不連続群論研究集会
- Place of Presentation
  大阪国際交流センター(大阪府)(招待講演)
- Year and Date
  2011-01-08
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Characterising bumping points in deformation spaces of Kleinian groups2011
- Author(s)
  K.Ohshika
- Organizer
  リーマン面・不連続群論研究集会
- Place of Presentation
  大阪国際交流センター
- Year and Date
  2011-01-08
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Primitive stability for free Kleinian groups2011
- Author(s)
  K.Ohshika
- Organizer
  離散群と双曲空間の解析と幾何
- Place of Presentation
  京都大学数理解析研究所(招待講演)
- Year and Date
  2011-12-16
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Characterising bumping points in deformation spaces of Kleinian groups2011
- Author(s)
  大鹿健一
- Organizer
  リーマン面・不連続群論研究集会
- Place of Presentation
  大阪国際交流センター(招待講演)
- Year and Date
  2011-01-08
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Reduced Bers boundaries and their symmetries2011
- Author(s)
  K.Ohshika
- Organizer
  KIAS Workshop on Hyperbolic geometry, bounded cohomology and symmetric spaces and related topics
- Place of Presentation
  KIAS,韓国(招待講演)
- Year and Date
  2011-09-08
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Reduced Bers boundaries and their symmetries, Workshop on Hyperbolic geometry2011
- Author(s)
  K. Ohshika
- Organizer
  bounded cohomology and symmetric spaces and related topics
- Place of Presentation
  KIAS, Seoul, Korea
- Year and Date
  2011-09-08
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Symmetries on reduced Bers boundaries2011
- Author(s)
  K.Ohshika
- Organizer
  Geometric and analytic approaches to representations of a group andrepresentation spaces
- Place of Presentation
  京都大学数理解析研究所(招待講演)
- Year and Date
  2011-06-23
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Local topology of the boundaries of quasi-Fuchsian spaces2010
- Author(s)
  K.Ohshika
- Organizer
  Hyperbolic Geometry and related topics
- Place of Presentation
  KIAS, ソウル
- Year and Date
  2010-09-16
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Local topology of the boundaries of quasi-Fuchsian spaces2010
- Author(s)
  K.Ohshika
- Organizer
  Hyperbolic Geometry and related topics
- Place of Presentation
  KIAS,韓国(招待講演)
- Year and Date
  2010-09-16
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Various ways of compactifying Teichmuller spaces and end invariants of Kleinian groups2010
- Author(s)
  K.Ohshika
- Organizer
  Tecihmuller theory
- Place of Presentation
  MFO Oberwolfach,ドイツ(招待講演)
- Year and Date
  2010-11-29
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Various ways of compactifying Teichmuller spaces and end invariants of Kleinian groups2010
- Author(s)
  K.Ohshika
- Organizer
  Tecihmuller theory
- Place of Presentation
  MFO Oberwolfacb(Oberwolfacb,ドイツ)(招待講演)
- Year and Date
  2010-11-29
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Various ways of compactifying Teichmuller spaces and end invariants of Kleinian groups2010
- Author(s)
  K. Ohshika
- Organizer
  Teichmuller theory, MFO Oberwolfach
- Place of Presentation
  Germany
- Year and Date
  2010-11-29
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Local topology of the boundaries of quasi-Fuchsian spaces2010
- Author(s)
  K. Ohshika
- Organizer
  Hyperbolic Geometry and related topics
- Place of Presentation
  KIAS, Seoul, Korea
- Year and Date
  2010-09-16
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Various ways of compactifying Teichmuller spaces and end invariants of Kleinian groups2010
- Author(s)
  K.Ohshika
- Organizer
  Tecihmuller theory
- Place of Presentation
  MFO, Oberwolfach
- Year and Date
  2010-11-29
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Local topology of the boundaries of quasi-Fuchsian spaces2010
- Author(s)
  K.Ohshika
- Organizer
  Hyperbolic Geometry and related topics
- Place of Presentation
  KIAS(ソウル,韓国)(招待講演)
- Year and Date
  2010-09-16
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Applications of geometric limits2009
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Geometric Structures and Geometric Group Theory
- Place of Presentation
  KIAS,ソウル(韓国)
- Year and Date
  2009-12-14
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Algebraic limits viewed through geometric limits2009
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KMS-AMS joint meeting
- Place of Presentation
  梨花女子大,ソウル(韓国)
- Year and Date
  2009-12-17
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Geometric limits of freely indecomposable Kleinian groups2009
- Author(s)
  大鹿健一
- Organizer
  リーマン面・不連続群論研究集会
- Place of Presentation
  大阪大学
- Year and Date
  2009-01-12
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Classification of geometric limits and its applications2009
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Rolf Nevanlinna Colloquium
- Place of Presentation
  京都大学
- Year and Date
  2009-09-17
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Geometric limits of freely indecomposable Kleinian groups2009
- Author(s)
  大鹿健一
- Organizer
  リーマン面不連続群研究集会
- Place of Presentation
  大阪大学
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Geometric limits of freely indecomposable Kleinian groups2009
- Author(s)
  Ken'ichi Ohshika
- Organizer
  リーマン面不連続研究集会
- Place of Presentation
  大阪大学
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Geometry and topology of geometric limits2008
- Author(s)
  大鹿健一
- Organizer
  リーマン面・不連続群研究集会
- Place of Presentation
  岡山大学
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Classification of geometric limits2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Hyperbolic geometry and related topics
- Place of Presentation
  KIAS, Seoul, Korea
- Year and Date
  2008-12-15
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Classification of geometric limits2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Hyperbolic geometry and related to pics
- Place of Presentation
  KIAS, Seoul, Korea
- Year and Date
  2008-12-15
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Geometry and topology of geometric limits2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  リーマン面・不連続群研究集会
- Place of Presentation
  岡山大学
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Classification of geometric limits2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Hyperbolic geometry and related topics
- Place of Presentation
  KIAS Seoul Korea
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Geometry and topology of geometric limits2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  リーマン面・不連続群研究集会
- Place of Presentation
  岡山大学
- Year and Date
  2008-01-15
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Classification of geometric limits2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Hyperbolic geometry and related topics
- Place of Presentation
  KIAS Seoul Korea
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Deformation spaces of Kleinian groups2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Algebraic Topology, Braids and Mapping Class Groups
- Place of Presentation
  National University of Singapore
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation]2008
- Author(s)
  大鹿健一
- Organizer
  リーマン面・不連続群研究集会
- Place of Presentation
  岡山大学
- Year and Date
  2008-01-15
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Deformation spaces of Kleinian groups2008
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Algebraic Topology, Braids and Mapping Class Groups
- Place of Presentation
  IMS, National University of Singapore
- Year and Date
  2008-12-05
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Geometric limits viewed through model manifolds2007
- Author(s)
  大鹿健一
- Organizer
  離散群と双曲空間の解析学とトポロジー
- Place of Presentation
  京都大学数理科学研究所
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Geometric limits viewed through model manifolds2007
- Author(s)
  大鹿健一
- Organizer
  離散群と双曲空間の解析学とトポロジー
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2007-12-10
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Geometric limits viewed through model manifolds2007
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Analysis and topology of discrete groups and hyperbolic spaces
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2007-12-10
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Devergence, exotic convergence and self-bumping in quasi-Fucsian spaces2007
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic structures on 3-manifolds and large scale geometry of Teichmuller space
- Place of Presentation
  University of Warwick
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Geometric limits viewed through model manifolds2007
- Author(s)
  大鹿健一
- Organizer
  Analysis and topology of discrete groups and hyperbolic spaces
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2007-12-10
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Divergence,exotic convergence and self-bumping in quasi-Fuchsian spaces2007
- Author(s)
  大鹿健一
- Organizer
  Workshop on Hyperbolic structures on 3-manifolds and large scale geometry of Teichmuller space
- Place of Presentation
  University of Warwick
- Year and Date
  2007-07-16
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Divergence, exotic convergence and self-bumping in quasi-Fuchsian spaces2007
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic structures on 3-manifolds and large scale geometry of Teichmuller space
- Place of Presentation
  University of Warwick
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Divergence, exotic convergence and self-bumping in quasi-Fuchsian spaces2007
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic structures on 3-manifolds and large scale geometry of Teichmuller space
- Place of Presentation
  University of Warwick
- Year and Date
  2007-07-16
- Data Source
  KAKENHI-PROJECT-19654009
[Presentation] Geometric limits viewed through model manifolds2007
- Author(s)
  Ken'ichi Ohshika
- Organizer
  離散群と双曲空間の解析学とトポロジー
- Place of Presentation
  京都大学数理解析研究所
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] 3次元多様体群の小さいR-樹作用と双曲構造の退化2006
- Author(s)
  大鹿健一
- Organizer
  トポロジーの展望
- Place of Presentation
  九州大学
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Small actions of 3-manifold groups on R-trees and degeneration of hyperbolic structures2006
- Author(s)
  Ken'ichi Ohshika
- Organizer
  多様体上の双曲群の作用とその周辺
- Place of Presentation
  首都大学東京
- Data Source
  KAKENHI-PROJECT-18540090
[Presentation] Riley sliceの境界について2006
- Author(s)
  大鹿健一
- Organizer
  リーマン面、不連続群研究集会
- Place of Presentation
  奈良女子大学
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] Small actons of 3-manifold groups on R-trees and degeneration of hyperbolic structures2006
- Author(s)
  大鹿健一
- Organizer
  多様体上の双曲群の作用とその周辺
- Place of Presentation
  首都大学東京
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] The boundary of the Riley slice2005
- Author(s)
  大鹿健一
- Organizer
  双曲空間の複素解析と幾何学的研究
- Place of Presentation
  京都大学数理解析研究所
- Data Source
  KAKENHI-PROJECT-17340016
[Presentation] 位相幾何学的クライン群論の現況2004
- Author(s)
  大鹿健一
- Organizer
  日本数学会秋季総合分科会トポロジー分科会特別講演
- Place of Presentation
  北海道大学
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16204004
[Presentation] The work of Thurston on Kleinian groups. (4 talks)
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Master Class : Around Thurston-Grothendieck-Teichmuller theories, IRMA
- Place of Presentation
  Strasbourg, France
- Year and Date
  2014-05-12 – 2014-05-15
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Automorphism groups of Heegaard splittings and their actions
- Author(s)
  Ken’ichi Ohshika
- Organizer
  離散群と双曲空間の複素解析とトポロジー
- Place of Presentation
  京都大学数理解析研究所(京都府）
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Automorphism groups of Heegaard splittings and their actions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  研究集会「離散群と双曲空間の複素解析とトポロジー」
- Place of Presentation
  RIMS、京都大学（京都府）
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Reduced Bers boundaries and their symmetries
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KIAS Workshop on Hyperbolic geometry, boundedcohomology and symmetric spaces
- Place of Presentation
  KIAS 韓国
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Topological structure of deformation spaces of Kleinian groups
- Author(s)
  大鹿健一
- Organizer
  日本数学会，幾何学賞受賞講演
- Place of Presentation
  九州大学（福岡県）
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Topological structure of deformation spaces for Kleinian groups and beyond
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KMS autumn meeting
- Place of Presentation
  Daejeon Convention Center, 韓国　大田
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Automorphism groups of Heegaard splittings and bridge decompositions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic geometry, geometric structures and bounded cohomology
- Place of Presentation
  KIAS　韓国　ソウル
- Invited
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] クライン群の変形空間の位相構造
- Author(s)
  大鹿健一
- Organizer
  日本数学会（幾何学分科会特別講演）
- Place of Presentation
  九州大学
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Actions of isomorphism groups of Heegaard splittings on projective lamination spaces
- Author(s)
  K. Ohshika
- Organizer
  KAIST GT Fair
- Place of Presentation
  KAIST, 大田，韓国
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Japanese Turkish Joint Geometry Meeting
- Place of Presentation
  Galatasaray University, Istanbul, Turkey
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Automorphism groups of Heegaard splittings and bridge decompositions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic geometry, geometric structures and bounded cohomology
- Place of Presentation
  KIAS , Seoul, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Geometric completion for quasi-Fuchsian spaces
- Author(s)
  Ken’ichi Ohshika
- Organizer
  AMC 2013
- Place of Presentation
  Pusan BEXCO, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geometric limits and deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST GT Fair,
- Place of Presentation
  Jeonju, Korea,
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Aspects of representation theory in low-dimensional topology and 3-dimensional invariants
- Place of Presentation
  Carry le Rouet, France
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Actions of isomorphism groups of Heegaard splittings on projective lamination spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST Geometric Topology Fair
- Place of Presentation
  KAIST 韓国　大田
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Deformation spaces of Kleinian groups and group actions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Geometry of Moduli Space of Low Dimensional Manifolds
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] The work of Thurston on Kleinian groups, (4 talks)
- Author(s)
  K. Ohshika
- Organizer
  Master Class : Around Thurston-Grothendieck-Teichmuller theories
- Place of Presentation
  IRMA, Strasbourg, France
- Year and Date
  2014-05-12 – 2014-05-15
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Two kinds of reduced boundaries of Teichmuller spaces and their symmetries
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Group Actions in Geometry, Topology and Analysis
- Place of Presentation
  昆明理工大学
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Aspects of representation theory in low-dimensional topology and 3-dimensional invariants
- Place of Presentation
  Carry-le-Rouet フランス
- Invited
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Aspects of representation theory in low-dimensional topology and 3-dimensional invariants
- Place of Presentation
  Carry-le-Rouet, France,
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Topological structure of deformation spaces for Kleinian groups and beyond
- Author(s)
  K. Ohshika
- Organizer
  KMS autumn meetin
- Place of Presentation
  Daejeon Convention Center，大田，韓国
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geometric limits and deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST GT Fair
- Place of Presentation
  Jeonju, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Geometric limits and deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST GT Fair
- Place of Presentation
  Jeonju, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Actions of isomorphism groups of Heegaard splittings on projective lamination spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  THe 10th KAIST Geometry Topology Fair
- Place of Presentation
  KAIST, Daejeon, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Topological structure of deformation spaces for Kleinian groups and beyond
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KMS meeting invited address
- Place of Presentation
  Daejeon Convention Centre, Daejeon, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Japanese Turkish Joint Geometry Meeting
- Place of Presentation
  Galatasaray University, Istanbul, Turkey
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Geometric completion for quasi-Fuchsian spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  AMC 2013
- Place of Presentation
  BEXCO Pusan,
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Two kinds of reduced boundaries of Teichmuller spaces and their symmetries
- Author(s)
  K. Ohshika
- Organizer
  Group Actions in Geometry, Topology and Analysis
- Place of Presentation
  昆明理工大学，昆明，中国
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Japanese Turkish Joint Geometry Meeting,
- Place of Presentation
  Galatasaray University, Istanbul
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Aspects of representation theory in low-dimensional topology and 3-dimensional invariants
- Place of Presentation
  Carry-le-Rouet, フランス
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Two kinds of reduced boundaries of Teichmuller spaces and their symmetries
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Group Actions in Geometry, Topology and Analysis
- Place of Presentation
  Kunming University of Science and Technology, China
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Subgroups of mapping class groups generated by Dehn twists around meridians on splitting surfaces
- Author(s)
  K. Ohshika
- Organizer
  Aspects of representation theory in low-dimensional topology and 3-dimensional invariants
- Place of Presentation
  Carry-le-Rouet, フランス
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Primitive stable closed hyperbolic 3-manifolds
- Author(s)
  大鹿健一
- Organizer
  リーマン面・不連続群研究集会
- Place of Presentation
  大阪大学
- Invited
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Two kinds of reduced boundaries of Teichmuller spaces and their symmetries
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Group Actions in Geometry, Topology and Analysis
- Place of Presentation
  昆明理工大学，中国
- Invited
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Subgroups of mapping class groups related to Heegaard splittings and bridge decompositions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Low-dimensional Geometry and Topology
- Place of Presentation
  Tokyo Institute of Technology, Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Analysis and Geometry of Riemann Surfaces and Related Topics
- Place of Presentation
  東京工業大学
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Primitive stability for free Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  離散群と双曲空間の解析と幾何
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Automorphism groups of Heegaard splittings and bridge decompositions
- Author(s)
  K. Ohshika
- Organizer
  Workshop on Hyperbolic geometry, geometric structures and bounded cohomology
- Place of Presentation
  KIAS, ソウル，韓国
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Subgroups of mapping class groups associated to Heegaard splittings and their actions on projective lamination spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  New Trends in Teichmüller Theory and Mapping Class Groups
- Place of Presentation
  MFO Oberwolfach
- Invited
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Subgroups of mapping class groups associated to Heegaard splittings and their actions on projective lamination spaces
- Author(s)
  Ken’ichi Ohshika
- Organizer
  New Trends in Teichmüller Theory and Mapping Class Groups
- Place of Presentation
  MFO Oberwolfach, Germany
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Actions of isomorphism groups of Heegaard splittings on projective lamination spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KAIST Geometric Topology Fair
- Place of Presentation
  KAIST，韓国　大田
- Invited
- Data Source
  KAKENHI-PROJECT-22654008
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken’ichi Ohshika
- Organizer
  Analysis and Geometry of Riemann Surfaces and Related Topics
- Place of Presentation
  東京工業大学(東京都）
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Automorphism groups of Heegaard splittings and bridge decompositions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Workshop on Hyperbolic geometry, geometric structures and bounded cohomology
- Place of Presentation
  KIAS, 韓国　ソウル
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Primitive stability for free Kleinian groups
- Author(s)
  大鹿健一
- Organizer
  京都大学数理解析研究所　研究集会　離散群と双曲空間の解析と幾何
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Reduced Bers boundaries and their symmetries
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KIAS Workshop on Hyperbolic geometry, bounded cohomology and symmetric spaces and related topics
- Place of Presentation
  KIAS 韓国ソウル
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Geometric completion for quasi-Fuchsian spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  The Asian Mathematical Conference 2013
- Place of Presentation
  Busan, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Subgroups of mapping class groups associated to Heegaard splittings and their actions on projective lamination spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  New Trends in Teichmuller Theory and Mapping Class Groups
- Place of Presentation
  Oberwolfach数学研究所(MFO), Germany
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken’ichi Ohshika
- Organizer
  Japanese Turkish Joint Geometry Meeting
- Place of Presentation
  Galatasaray University, Istanbul, Turkey
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Actions of isomorphism groups of Heegaard splittings on projective lamination spaces,
- Author(s)
  Ken'ichi Ohshika
- Organizer
  KIAST GT Fair
- Place of Presentation
  KIAST Daejeon, Korea,
- Invited
- Data Source
  KAKENHI-PROJECT-22244005
[Presentation] Automorphism groups of Heegaard splittings and their actions
- Author(s)
  Ken'ichi Ohshika
- Organizer
  離散群と双曲空間の複素解析とトポロジー
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] クライン群の変形空間の位相構造
- Author(s)
  大鹿健一
- Organizer
  日本数学会（幾何学分科会特別講演）
- Place of Presentation
  九州大学
- Invited
- Data Source
  KAKENHI-PROJECT-24224002
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Analysis and Geometry of Riemann Surfaces and Related Topics
- Place of Presentation
  東京工業大学
- Invited
- Data Source
  KAKENHI-PROJECT-25610010
[Presentation] Geometric completion for deformation spaces of Kleinian groups
- Author(s)
  Ken'ichi Ohshika
- Organizer
  Analysis and Geometry of Riemann Surfaces and Related Topics
- Place of Presentation
  Tokyo Institute of Technology（東京都）
- Invited
- Data Source
  KAKENHI-PROJECT-22340028
[Presentation] Geometric completion for quasi-Fuchsian spaces
- Author(s)
  Ken'ichi Ohshika
- Organizer
  AMC 2013
- Place of Presentation
  Pusan BEXCO, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-24340009
[Presentation] Geometric limits and deformation spaces of Kleinian groups
- Author(s)
  Ken’ichi Ohshika
- Organizer
  KAIST GT Fair
- Place of Presentation
  Jeonju, Korea
- Invited
- Data Source
  KAKENHI-PROJECT-24224002

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Ohshika Ken'ichi 大鹿 健一

OHSHIKA Ken'ichi 大鹿 健一

大鹿 健一

Research Projects

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Various evolutions of Teichmuller theoryPrincipal InvestigatorOngoing

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Geometry of discrete groups and its applications to 3-dimensional topologyPrincipal InvestigatorOngoing

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Remodelling Kleinin group theory using ergodic theory and complex analysisPrincipal Investigator

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Degeneration and collapsing of Kleinian groups; geometry and analysis of the compactification of their defamation spacesOngoing

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Combinatorial models of character varieties and the dynamics of group actions therePrincipal Investigator

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Global geometric studies on Kleinian groups and Teichmuller spacesPrincipal Investigator

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Dynamics on curve complexes and asymptotic structure of mapping class groupsPrincipal Investigator

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Ohshika Ken'ichi 大鹿健一

OHSHIKA Ken'ichi 大鹿健一

大鹿健一