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Sakuma Makoto  作間 誠

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… Alternative Names

MAKOTO Sakuma  作間 誠

佐間 誠  サクマ マコト

作間 誠  サクマ マコト

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Researcher Number 30178602
Other IDs
External Links
Affiliation (Current) 2025: 大阪公立大学, 数学研究所, 特別研究員
Affiliation (based on the past Project Information) *help 2025: 大阪公立大学, 数学研究所, 特別研究員
2022 – 2023: 大阪公立大学, 数学研究所, 特別研究員
2019 – 2021: 大阪市立大学, 数学研究所, 特別研究員
2015 – 2019: 広島大学, 理学研究科, 教授
2015 – 2016: 広島大学, 大学院理学研究科, 教授 … More
2012 – 2015: 広島大学, 理学(系)研究科(研究院), 教授
2013: 広島大学, 大学院・理学研究科, 教授
2013: 広島大学, 理学(系)研究科(研究院), 教授(Professor)
2012: 広島大学, 理学研究科, 教授
2007 – 2011: Hiroshima University, 大学院・理学研究科, 教授
2008: 広島大学, 大学院理学研究科, 教授
2006: 大阪大学, 大学院理学研究科, 助教授
2004 – 2006: 大阪大学, 理学研究科, 助教授
1996 – 2006: Osaka University, Graduate School of Science, Associate Professor, 大学院・理学研究科, 助教授
1998 – 1999: 大阪大学, 理学研究科, 助教授
1994 – 1997: 大阪大学, 理学部, 助教授
1992 – 1993: 大阪大学, 教養部, 助教授
1989: 大阪大学, 教養部, 講師 Less
Review Section/Research Field
Principal Investigator
Geometry / Geometry / Basic Section 11020:Geometry-related
Except Principal Investigator
Geometry / Geometry / Basic analysis / Algebra / 代数学・幾何学 / Algebra / 解析学
Keywords
Principal Investigator
2橋結び目 / 双曲構造 / ヘガード分解 / 錐多様体 / ザイフェルト曲面 / 解消トンネル / McShaneの等式 / 擬フックス群 / 強可逆結び目 / 曲面束 … More / 放物的変換 / 2橋結び目 / 写像類群 / 2-bridge knot / small cancellation theory / 穴あきトーラス / 離散群 / フォード領域 / 3次元多様体 / 交代絡み目 / 2橋絡み目 / 交代結び目 / クライン群 / 双曲結び目 / 穴開きトーラス / Riley slice / モノドロミー群 / Heegaard splitting / 橋分解 / free period / 穴開トーラス / virtual fiber / Montesinos knot / 垣水複体 / Cannon-Thurston map / ファイバー結び目 / 標準的分解 / 結び目 / Haken manifold / mapping class group / Heegaard surface / homotopy motion / 同変ザイフェルト種数 / 不変ザイフェルト曲面 / 3次元双曲多様体 / 非正曲率立方体分割 / チェカーボード曲面 / 同変種数 / 結び目理論 / 放物的生成系 / Hopfian群 / 自由周期結び目 / アキラル / 自由周期 / シンメトリー群 / CAT(0)空間 / デーン手術 / spatial deformation group / monodromy group / Heckoid群 / 測地線 / 放物変換 / Ford domain / Hecguard Splittings / punctured torus / quasi-fuchsian group / カスプ / 極限集合 / Weil-Petersson距離 / 穴開きトーラス群 / once-punctured forus / quasi-Fuchsian group / cone-manifold / hyperbolic structure / コーン多様体 / 離散性判定 / 凝フックス群 / 一点穴開きトーラス / 楕円的モンテシノス絡み目 / 2橋球面 / Heckoid orbifold / Heegaard decomposition / Heckoid group / cusp shape / McShane's identity / bridge decomposition / 2-bridge link / 結び目群 / エンド不変量 / 2橋絡み目 / 非離散表現 / 穴あきトーラス束 / Cannon-Thurston-Dicks分解 / Canonical decomposition / Cannon-Thurston写像 / へガード分解 / 標準的分割 / 幾何構造 / 3次元多様体 / 双対性 / 球面構造 / Riley Slice / 手術表示 / 周期絡み目 / 軌道体 / 錐多樣体 / 結び目解消操作 / 最短垂直測地線 / 双曲的デーン手術 / canonical deccmposition / 絡み輪 / 穴開きトーラス束 / 鏡映群 / トンネル数 … More
Except Principal Investigator
結び目 / 3次元多様体 / 結び目理論 / トポロジー / 双曲幾何 / 写像類群 / Kahler-Einstein計量 / 空間グラフ / 絡み目 / リーマン面 / クライン群 / 安定性 / 双曲多様体 / 多様体 / 量子不変量 / ヴァッシリーブ不変量 / obstruction / test configuration / balanced metric / extremal metric / constant scalar curvature / 漸近的ベルグマン核 / Chow計量 / Zhangの臨界計量 / 定スカラー曲率 / Hitchin-Kobayashi対応 / stability / Hitchin-Kobayashi correspondence / Kahler-Einstein metric / 双曲構造 / Knot theory / 離散群 / 4次元トポロジー / 4次元トポロジー / シンプレクティック幾何 / 位相幾何 / タイヒミュラー空間 / バイカンドル / 2次元結び目 / モノドロミー / 曲面結び目 / 対称カンドル / カンドル / チャート / グラフィクス / Teichmuller空間 / Klein群 / 標準束 / Tian / 小林-Hitchin対応 / 保型形式 / デーン手術 / フロアホモロジー / 分岐被覆 / 基本群 / 複素多様体 / 指標多様体 / 表現空間 / 3次元多様体 / 生物 / 化学 / 物理 / 国際研究者交流(オーストラリア) / 国際研究者交流(アメリカ、オーストラリア) / 国際情報交換(アメリカ) / 国際情報交換(オーストラリア) / 国際研究者交流(アメリカ) / モジュライ / 数論的基本群 / アルゴリズム / 数論幾何 / degeneration / geometry / Extremal metric / 射影kahler多様体 / extremal Kahle計量 / Caltin-Lu-Tian-Zelditch / Hilbert-Mumford漸近安定性 / Chow-Mumford漸近安定性 / 存在問題 / 偏極代数多様体 / extremal-Kahler計算 / Hilbert-mumford安定性 / Chow-mumford安定性 / 漸近安定性 / 定スカラー曲率ケーラー計量 / Test configuration / 退化 / 幾何学 / Asymptotic Bergman Kernel / Chow metric / Zhang's critical matric / Extremal Kahler metric / Stability / Zhang / kahler-Einstein計量 / Bando-Calabi-Futaki指標 / Zhnng / Extremal-Kahler計量 / Extremal Kahler計量 / quasifuchisian space / McShane's indentity / Epstein-Penner docomposition / punctured torus / hyperbolic manifolds / Zariski pair / finite Galois coverings / fundamental group / 解消トンネル / 手術表示 / 周期絡み目 / 軌道体 / 錐多様体 / 穴あきトーラス群 / Epatein-Penner分解 / 理想多面体分割 / カスプ付き双曲多様体 / 退化族 / 有限分岐被覆 / フォード領域 / 擬フックス群 / ヘガード分解 / 双曲空間 / 擬フックス空間 / McShaneの等式 / Epstein-Penner分解 / 穴あきトーラス / Zariski対 / 有限ガロア被覆 / Futaki choracter / anticanonical bundle / canonical bundle / Kahler structure / symplactic structure / 複素幾何 / 複数幾何 / Kahler-Einstein軽量 / シンプレティック構造 / 二木指標 / 反標準束 / ケーラー構造 / シンプレクティック構造 / finite type invariant / quantum invariant / vertey operator algebra / representation theory / 3-dimensional manifold / Riemann surface / 量子摂動不変量 / ウェブ図 / 有限群 / 共形場理論 / 低次元位相幾何 / 有限型不変量 / 頂点作用素代数 / 表現論 / 3次元多様体論 / guasi-conformal mapping / Dirac-type operata / complex structure / algebraic manifold / deformation / Kahler manifold / 直線束 / 倉西空間 / 森理論 / L^2評価 / ディラック型作用素 / 擬等角写像 / デイラック型作用素 / 複素構造 / 代数多様体 / 変形 / ケーラー多様体 / DNA knot / molecular graph / hyperbolic geometry / Arf invariant / exact 4-manifold / topology / manifold / 穴開きトーラス / フォード基本領域 / 結び目解消数 / リボン結び目 / Vassilier不変量 / 絡み目の2次形式 / イミテーション理論 / 変換群 / グラフ理論 / 接触幾何 / 特異点 / ホモトピー論 / 位相数学 / 変換群論 / 特異点論 / 力学系 / 多様体論 / DNA結ぶ目 / 分子グラフ / Arf不変量 / exact4-多様体 / surfaces in four space / spatial graph / links / knots / knot theory / 4次元の曲面 / localization / hyperbolic perturbation / non degenerate / involutive / strong hyperbolicity / symmetrizable system / 非退化特異点 / 対称化 / 局所化 / 双曲摂動 / 非退化特性点 / 包合的 / 強双曲系 / 対称化可能系 / 3-Manifolds / Links / Knots / Plane graphs / Spatial graphs / 平面グラフ / ケーリー図 / ファンカンペン図 / チャート図の変形 / 2次元ブレイド / 不変量 / マルコフ型定理 / チャート図 / カスプ / 数学史 / 2次元ブレイド / 2次元結び目 / 不連続群 / マクシェイン型恒等式 / フックス群 / 双曲幾何学 / 4次元 / レフシェツ・ファイバー束 / 4次元 / 領域選択ゲーム / 可積分系 / 数理モデル / 複素解析 / トーリックトポロジー / 群 / 複素射影構造 / 射影構造 / 変形空間 / hierarchy / 曲線複体 / 幾何的極限 / Riemann面 / multiplier Hermitian 計量 / Meyerの直径有界性定理 / multiplier-Hermitian計量 / グリーン関数 / 熱核評価の方法 / Kahler-Ricci soliton / Myersの直径有界性定理 / 「捩れのある」エルミート接続 / multiplier-Hermition計量 / ハミルトン正則ベクトル場 / Arakelov geometry / ファノ多様体 / Mumford / Viehweg / 反準束 / Einstein-Kahler計量 / Kahler多様体 / ベルグマン計量 / 偏極多様体 / 二木障害 / アルペリン-マッケイ予想 / 特殊線形群 / デイド予想 / Dehn手術 / Seiberg-Witten方程式 / ザイフェルト行列 / convolution product / ジーゲル保型形式 / アイゼンシュタイン級数 / ゼータ関数 / アイゼンショタイン級数 / 跡公式 / 次元公式 / ジョルダン代数 / イミテーション / Jones多項式 / 多項式不変量 / 低次元多様体 / 放物型方程式 / 弾性曲線 / タングル / ヴィッテン不変量 / パッフ系 / モノドロミー群 / 代数関数体 / 被覆(分岐被覆) Less
  • Research Projects

    (47 results)
  • Research Products

    (196 results)
  • Co-Researchers

    (143 People)
  •  3次元多様体の幾何構造と組み合わせ構造Principal Investigator

    • Principal Investigator
      作間 誠
    • Project Period (FY)
      2025 – 2029
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 11020:Geometry-related
    • Research Institution
      Osaka Metropolitan University
  •  Geometric structures and combinatorial structures of 3-dimensional manifoldsPrincipal Investigator

    • Principal Investigator
      作間 誠
    • Project Period (FY)
      2020 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 11020:Geometry-related
    • Research Institution
      Osaka Metropolitan University
      Osaka City University
  •  Geometry of discrete groups and its applications to 3-dimensional topology

    • Principal Investigator
      Ohshika Ken'ichi
    • Project Period (FY)
      2017 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Gakushuin University
      Osaka University
  •  Geometric structures and combinaorial structures of 3-manifoldsPrincipal Investigator

    • Principal Investigator
      Sakuma Makoto
    • Project Period (FY)
      2015 – 2019
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Hiroshima University
  •  Solving the smooth unknotting conjecture in dimension four and its development

    • Principal Investigator
      Matumoto Takao
    • Project Period (FY)
      2012 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Kyoto University
  •  Studies of knot theory and their applications

    • Principal Investigator
      KAWAUCHI Akio
    • Project Period (FY)
      2012 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geometry
    • Research Institution
      Osaka City University
  •  New developments in number theoretic geometry, topology, and algorithm

    • Principal Investigator
      Matsumoto Makoto
    • Project Period (FY)
      2011 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Algebra
    • Research Institution
      Hiroshima University
      The University of Tokyo
  •  Geometric structure and combinatorial structure of 3-dimensional manifoldsPrincipal Investigator

    • 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
  •  Applications of global coordinate systems for the representation spaces of punctured surface groups

    • Principal Investigator
      NAKANISHI Toshihiro
    • Project Period (FY)
      2010 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Shimane University
  •  Studies of Knot Theory

    • Principal Investigator
      KAWAUCHI Akio
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geometry
    • Research Institution
      Osaka City University
  •  Research on 4-dimensional topology from the viewpoint of graphics and quandle theory

    • Principal Investigator
      KAMADA SEIICHI
    • Project Period (FY)
      2009 – 2013
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Osaka City University
      Hiroshima University
  •  Indiscrete representations of discrete groupsPrincipal Investigator

    • 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
  •  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
  •  Global construction of pleating coordinates of Teichmuller spaces and its applications

    • Principal Investigator
      KOMORI Yohei
    • Project Period (FY)
      2007 – 2010
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Osaka City University
  •  Heegaard structures and geometric structures of 3-manifoldsPrincipal Investigator

    • Principal Investigator
      SAKUMA Makoto (MAKOTO Sakuma)
    • Project Period (FY)
      2006 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Hiroshima University
      Osaka University
  •  Study of projective structures on Riemann surfaces and its applications to hyperbolic manifolds and complex dynamical systems

    • Principal Investigator
      NAKANISHI Toshihiro
    • Project Period (FY)
      2006 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Shimane University
  •  A classification of hyperbolic 3-manifolds and deformation spaces of hyperbolic structures

    • 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
  •  グラフィクスとカンドル理論の観点からの4次元トポロジーの研究

    • Principal Investigator
      KAMADA Seiichi
    • Project Period (FY)
      2005 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Hiroshima University
  •  双曲構造と球面構造の双対性Principal Investigator

    • 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
  •  Existence Problem of Fxtremal Metran and Degeneration of Balanced Metrics

    • Principal Investigator
      MABUCHI Toshiki
    • Project Period (FY)
      2004 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Hecguard Splittings and genetic structures of 3-manifoldsPrincipal Investigator

    • 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
  •  捩れをもつ接続の幾何学

    • Principal Investigator
      満渕 俊樹
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  The Hitchin-Kobayashi correspondence for Manifolds

    • Principal Investigator
      MABUTCHI Toshiki
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Heegaad splittings of 3-dimensional manifolds and geometric structuresPrincipal Investigator

    • Principal Investigator
      NAMBA Makoto, 作間 誠
    • Project Period (FY)
      2000 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      OSAKA UNIVERSITY
  •  結び目の解消トンネルと双曲構造Principal Investigator

    • Principal Investigator
      作間 誠
    • Project Period (FY)
      1998 – 2000
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Quantum structure of Riemann surfaces and its application to low-climensional topology

    • Principal Investigator
      MURUKAMI Jun
    • Project Period (FY)
      1998 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (B).
    • Research Field
      Algebra
    • Research Institution
      Osaka University
  •  Symplectic Structures and Geometry of Canonical Bundle

    • Principal Investigator
      MABUCHI Toshiki
    • Project Period (FY)
      1998 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (B).
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  正則写像のモジュライ空間の数理物理学的研究

    • Principal Investigator
      MABUCHI Toshiki
    • Project Period (FY)
      1997 – 1999
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Knot Theory and Geometry of Manifolds

    • Principal Investigator
      KAWAUCHI Akio
    • Project Period (FY)
      1997 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geometry
    • Research Institution
      Osaka City University
  •  Deformation of kahler manifolds via higher dimensiond guasi-conformd mapping

    • Principal Investigator
      ENOKI Ichiro
    • Project Period (FY)
      1997 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Heegaand spliffings and hyperbolic structures of 3-manifoldsPrincipal Investigator

    • Principal Investigator
      SAKUMA Makoto
    • Project Period (FY)
      1997 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  低次元多様体と結び目理論

    • Principal Investigator
      河内 明夫
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka City University
  •  有限シュバレー群環上におけるデイド予想

    • Principal Investigator
      宇野 勝博
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      Osaka University
  •  階数2の不連続群と3次元多様体Principal Investigator

    • Principal Investigator
      作間 誠
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Comprehensive Researches in Knot Theory

    • Principal Investigator
      SUZUKI Shin'ichi
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Waseda University
  •  3,4次元多様体と結び目理論

    • Principal Investigator
      河内 明夫
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka City University
  •  ジョルダン代数のゼ-ヌ関数と保型形式の次元

    • Principal Investigator
      伊吹山 知義
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka University
  •  3次元多様体のへガード分解と群の階数Principal Investigator

    • Principal Investigator
      作間 誠
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  保型形式とオイラー積の和としてのゼータ関数

    • Principal Investigator
      伊吹山 知義
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      Osaka University
  •  Symmetric systems and strongly hyperbolic systems

    • Principal Investigator
      NISHITANI Tatsuo
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      解析学
    • Research Institution
      Osaka University
  •  3,4次元多様体と結び目理論の不変量

    • Principal Investigator
      河内 明夫
    • Project Period (FY)
      1994
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka City University
  •  双曲的結び目のcanonical decompositionPrincipal Investigator

    • Principal Investigator
      作間 誠
    • Project Period (FY)
      1994
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  3次元多様体と結び目理論

    • Principal Investigator
      KAWAUCHI Akio
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Osaka City University
  •  弾性曲線の研究(熱方程式による分析)

    • Principal Investigator
      小磯 憲史
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Osaka University
  •  Comprehensive Research on Topological Graph Theory

    • Principal Investigator
      SUZUKI Shinichi
    • Project Period (FY)
      1993 – 1994
    • Research Category
      Grant-in-Aid for Co-operative Research (A)
    • Research Field
      Geometry
    • Research Institution
      Waseda University
  •  複素多様体の基本群と分岐被覆

    • Principal Investigator
      難波 誠
    • Project Period (FY)
      1992
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      代数学・幾何学
    • Research Institution
      Osaka University
  •  複素多様体の分岐被覆

    • Principal Investigator
      NAMBA Makoto
    • Project Period (FY)
      1989
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      代数学・幾何学
    • Research Institution
      Osaka University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2004 2003 Other

All Journal Article Presentation Book Other

  • [Book] Punctured torus groups and 2-bridge knot groups(1), Lecture Notes in Mathematics Vol 19092007

    • Author(s)
      H. Akiyoshi, M. Sakuma, M. Wada, Y. Yamashita
    • Total Pages
      295
    • Publisher
      Springer Verlag
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Book] Punctured torus groups and 2-bridge knot groups. I2007

    • Author(s)
      Sakuma, Makoto(他3名)
    • Total Pages
      252
    • Publisher
      Springer-Verlag
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Book] Punctured torus groups and 2-bridge knot groups (I), Lecture Notes in Mathematics Vol 19092007

    • Author(s)
      H. Akiyoshi, M. Sakuma, M. Wada, Y. Yamashita
    • Total Pages
      295
    • Publisher
      Springer Verlag
    • Data Source
      KAKENHI-PROJECT-17654016
  • [Book] Punctured torus groups and 2-bridge knot groups, Lecture Notes in Math. 19092007

    • Author(s)
      Hirotaka Akiyoshi, Makoto Sakuma, Masaaki Wada and Yasushi Yamashita
    • Publisher
      Springer, Berline
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Book] Punctured torus groups and 2-bridge knot groups, Lecture Notes in Math. 19092007

    • Author(s)
      Hirotaka Akiyoshi, Makoto Sakuma, Masaaki Wada, Yasushi Yamashita
    • Publisher
      Springer, Berline
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Book] Punctured torus groups and 2-bridge knot groups. I2007

    • Author(s)
      Akiyoshi, H, Sakuma, M., et. al.
    • Total Pages
      252
    • Publisher
      Springer, Berlin,
    • Data Source
      KAKENHI-PROJECT-17340016
  • [Book] Punctured torus groups and 2-bridge knot groups (I)2007

    • Author(s)
      作間 誠
    • Total Pages
      295
    • Publisher
      Springer Verlag
    • Data Source
      KAKENHI-PROJECT-19540194
  • [Book] Lecture Notes in Mathematics, 1909. Springer, Berlin2007

    • Author(s)
      Hirotaka Akiyoshi, Makoto Sakuma, Masaaki Wada, Yasushi Yamashita
    • Publisher
      Punctured torus groups and 2-bridge knot groups. I
    • Data Source
      KAKENHI-PROJECT-17340016
  • [Book] London Math. Soc. Lecture Notes Series2006

    • Author(s)
      Yaiir Minsky, Makoto Sakuma and Caroline Series(eds)
    • Total Pages
      329
    • Publisher
      The spaces of Kleinian groups and hyperbolic 3-manifolds
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Book] The spaces of Kleinian groups and hyperbolic 3-manifolds2006

    • Author(s)
      Yaiir Minsky, Makoto Sakuma, Caroline Series (eds)
    • Publisher
      London Math. Soc. Lecture Notes Series
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Book] Spaces of Kleinian groups2006

    • Author(s)
      Y.Minsky, M.Sakuma, C.Series
    • Total Pages
      390
    • Publisher
      Cambridge University Press
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Two-parabolic-generator subgroups of hyperbolic 3-manifold groups2024

    • Author(s)
      Shunsuke Sakai and Makoto Sakuma
    • Journal Title

      Hiroshima Mathematical Journal

      Volume: -

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Journal Article] Invariant Seifert surfaces for strongly invertible knots2023

    • Author(s)
      Mikami Hirasawa, Ryota Hiura, Makoto Sakuma
    • Journal Title

      Essays in geometry―dedicated to Norbert A'Campo., IRMA Lect. Math. Theor. Phys., 34

      Volume: 34

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Journal Article] Classification of non-free Kleinian groups generated by two parabolic transformations2021

    • Author(s)
      Akiyoshi Hirotaka、Ohshika Ken’ichi、Parker John、Sakuma Makoto、Yoshida Han
    • Journal Title

      Transactions of the American Mathematical Society

      Volume: 374 Issue: 3 Pages: 1765-1814

    • DOI

      10.1090/tran/8246

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03497, KAKENHI-PROJECT-20K03614, KAKENHI-PROJECT-17H02843, KAKENHI-PROJECT-23K20211
  • [Journal Article] A Survey of the Impact of Thurston’s Work on Knot Theory2020

    • Author(s)
      Sakuma Makoto
    • Journal Title

      In the tradition of Thurston

      Volume: I Pages: 67-160

    • DOI

      10.1007/978-3-030-55928-1_3

    • ISBN
      9783030559274, 9783030559281
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Journal Article] Classification of parabolic generating pairs of Kleinian groups with two parabolic generators.2020

    • Author(s)
      Shunsuke Aimi, Donghi Lee, Shunsuke Sakai, Makoto Sakuma
    • Journal Title

      Rendiconti dell'Istituto di Matematica dell'Universita; di Trieste

      Volume: 52 Pages: 477-511

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Journal Article] “Monodromy groups” of Heegaard surfaces of 3-manifolds --Research announcement--2020

    • Author(s)
      Yuya Koda, Makoto Sakuma
    • Journal Title

      RIMS Kokuroku

      Volume: 2063 Pages: 47-61

    • Open Access
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Journal Article] Prime amphicheiral knots with free period 22019

    • Author(s)
      Paoluzzi Luisa、Sakuma Makoto
    • Journal Title

      Proceedings of the Edinburgh Mathematical Society

      Volume: 63 Issue: 1 Pages: 105-138

    • DOI

      10.1017/s0013091519000257

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-17H02843
  • [Journal Article] The action of the mapping class group on the space of geodesic rays of a punctured hyperbolic surface2018

    • Author(s)
      Bowditch Brian、Sakuma Makoto
    • Journal Title

      Groups, Geometry, and Dynamics

      Volume: 12 Issue: 2 Pages: 703-719

    • DOI

      10.4171/ggd/453

    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Journal Article] An application of non-positively curved cubings of alternating links2018

    • Author(s)
      Sakuma Makoto、Yokota Yoshiyuki
    • Journal Title

      Proceedings of the American Mathematical Society

      Volume: 146 Issue: 7 Pages: 3167-3178

    • DOI

      10.1090/proc/13918

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15K04878, KAKENHI-PROJECT-15H03620
  • [Journal Article] The action of the mapping class group on the space of geodesic rays of a punctured hyperbolic surface2018

    • Author(s)
      Brian Bowditch and Makoto Sakuma
    • Journal Title

      Groups Geometry and Dynamics

      Volume: 印刷中

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Journal Article] An application of non-positively curved cubings of alternating links2018

    • Author(s)
      Makoto Sakuma and Yoshiyuki Yokota
    • Journal Title

      Proceedings of American Mathematical Society

      Volume: 印刷中

    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Journal Article] A family of two-generator non-Hopfian groups2017

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Internat. J. Algebra Comput.

      Volume: 27 Issue: 06 Pages: 655-675

    • DOI

      10.1142/s0218196717500321

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-17H02843
  • [Journal Article] Walsh Figure of Merit for Digital Nets: An Easy Measure for Higher Order Convergent QMC2016

    • Author(s)
      Makoto Matsumoto, Ryuichi Ohori
    • Journal Title

      the series Springer Proceedings in Mathematics & Statistics

      Volume: 163 Pages: 143-160

    • DOI

      10.1007/978-3-319-33507-0_5

    • ISBN
      9783319335056, 9783319335070
    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-23244002, KAKENHI-PROJECT-26310211, KAKENHI-PROJECT-15K13460
  • [Journal Article] Homotopically equivalent simple loops on 2-bridge spheres in Heckoid orbifolds for 2-bridge links (II)2016

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      J. Knot Theory Ramifications

      Volume: 25 Issue: 11 Pages: 1650066-1650066

    • DOI

      10.1142/s0218216516500668

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-24540082
  • [Journal Article] Homotopically equivalent simple loops on 2-bridge spheres in Heckoid orbifolds for 2-bridge links (I)2016

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      J. Knot Theory Ramifications

      Volume: 25 Issue: 11 Pages: 1650067-1650067

    • DOI

      10.1142/s021821651650067x

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-24540082
  • [Journal Article] Subgroups of mapping class groups related to Heegaard splittings and bridge decompositions2016

    • Author(s)
      Ken'ichi Ohshika, Makoto Sakuma
    • Journal Title

      Geometriae Dedicata

      Volume: 180 Issue: 1 Pages: 117-134

    • DOI

      10.1007/s10711-015-0094-4

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22244005, KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-24340009, KAKENHI-PROJECT-24224002, KAKENHI-PROJECT-24540082, KAKENHI-PROJECT-25610010, KAKENHI-PROJECT-16K13756, KAKENHI-PROJECT-16H03933
  • [Journal Article] Parabolic generating pairs of genus-one 2-bridge knot groups2016

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      J. Knot Theory Ramifications

      Volume: 25 Issue: 05 Pages: 1650023-1650023

    • DOI

      10.1142/s0218216516500231

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-24540082
  • [Journal Article] Subgroups of mapping class groups related to Heegaard splittings and bridge decompositions2016

    • Author(s)
      Ken'ichi Oshika and Makoto Sakuma
    • Journal Title

      Geom. Dedicata

      Volume: 180 Pages: 117-134

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24540082
  • [Journal Article] Homotopically equivalent simple loops on 2-bridge spheres in 2-bridge link complements (II)2014

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Geom. Dedicata

      Volume: 171 Issue: 1 Pages: 29-56

    • DOI

      10.1007/s10711-013-9888-4

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-22340013, KAKENHI-PROJECT-24540082
  • [Journal Article] A computable figure of merit for quasi-monte carlo point sets2014

    • Author(s)
      Matsumoto, Makoto; Saito, Mutsuo; Matoba, Kyle
    • Journal Title

      Math. Comp.

      Volume: 83 Issue: 287 Pages: 1233-1250

    • DOI

      10.1090/s0025-5718-2013-02774-3

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23244002, KAKENHI-PROJECT-23340010
  • [Journal Article] A variation of McShane's identity for 2-bridge links and its possible generalization2014

    • Author(s)
      H. Akiyoshi, D. Lee and M. Sakuma
    • Journal Title

      RIMS Kokyuroku Bessatsu

      Volume: B48 Pages: 131-147

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24540082
  • [Journal Article] A variation of McShane’s identity for 2-bridge links and its possible generalization2014

    • Author(s)
      Hirotaka Akiyoshi, Donghi Lee and Makoto Sakuma
    • Journal Title

      RIMS Kokyuroku Bessatsu

      Volume: B48 Pages: 131-147

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Journal Article] Homotopically equivalent simple loops on 2-bridge spheres in 2-bridge link complements (I)2014

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Geom. Dedicata

      Volume: 171 Issue: 1 Pages: 1-28

    • DOI

      10.1007/s10711-013-9891-9

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-22340013, KAKENHI-PROJECT-24540082
  • [Journal Article] Homotopically equivalent simple loops on 2-bridge spheres in 2-bridge link complements (III)2014

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Geom. Dedicata

      Volume: 171 Issue: 1 Pages: 57-91

    • DOI

      10.1007/s10711-013-9889-3

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-22340013, KAKENHI-PROJECT-24540082
  • [Journal Article] On the fast computation of the weight enumerator polynomial and the t value of digital nets over finite abelian groups2013

    • Author(s)
      Dick, Josef; Matsumoto, Makoto
    • Journal Title

      SIAM J. Discrete Math.

      Volume: 27 Issue: 3 Pages: 1335-1359

    • DOI

      10.1137/120893677

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23244002, KAKENHI-PROJECT-24654019
  • [Journal Article] A variation of McShane's identity for 2-bridge links2013

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Geometry and Topology

      Volume: 17 Issue: 4 Pages: 2061-2101

    • DOI

      10.2140/gt.2013.17.2061

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013, KAKENHI-PROJECT-24540082
  • [Journal Article] Epimorphisms from 2-bridge link groups onto Heckoid groups (I)2013

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Hiroshima Mathematical Journal of Mathematics

      Volume: 43 Pages: 239-264

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Journal Article] Epimorphisms from 2-bridge link groups onto Heckoid groups (II)2013

    • Author(s)
      Donghi Lee and Makoto Sakuma
    • Journal Title

      Hiroshima Mathematical Journal of Mathematics

      Volume: 43 Pages: 265-284

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Journal Article] Epimorphisms from 2-bridge link groups onto Heckoid orbifolds (II)2013

    • Author(s)
      Donghi Lee, Makoto Sakuma
    • Journal Title

      Hiroshima Journal of Mathematics

      Volume: (出版受理)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Journal Article] Epimorphisms from 2-bridge link groups onto Heckoid orbifolds (I)2013

    • Author(s)
      Donghi Lee, Makoto Sakuma
    • Journal Title

      Hiroshima Journal of Mathematics

      Volume: (出版受理)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Journal Article] Epimorphisms between 2-bridge links : Homotopically trivial simple loops on 2-bridge spheres2012

    • Author(s)
      Donghi Lee, Makoto Sakuma
    • Journal Title

      Proc. London Math. Soc.

      Volume: Vol.104 Issue: 2 Pages: 359-386

    • DOI

      10.1112/plms/pdr036

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244005, KAKENHI-PROJECT-21654011, KAKENHI-PROJECT-22340013
  • [Journal Article] Simple loops on 2-bridge spheres in Heckoid orbifolds for 2-bridge link complements2012

    • Author(s)
      Donghi Lee, Makoto Sakuma
    • Journal Title

      Electron. Res. Announc. Math. Sci.

      Volume: 19 Issue: 0 Pages: 97-111

    • DOI

      10.3934/era.2012.19.97

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013, KAKENHI-PROJECT-15H03620, KAKENHI-PROJECT-24540082
  • [Journal Article] Simple loops on 2-bridge spheres in 2-bridge link complements, Electron2011

    • Author(s)
      Donghi Lee, Makoto Sakuma
    • Journal Title

      Res. Announc. Math. Sci

      Volume: 18 Issue: 0 Pages: 97-111

    • DOI

      10.3934/era.2011.18.97

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21654011, KAKENHI-PROJECT-22340013
  • [Journal Article] On hyperbolic once-punctured torus bundles III : Comparing two tessellations of the complex plane2010

    • Author(s)
      Warren Dicks, Makoto Sakuma
    • Journal Title

      Topology and its applications

      Volume: 157 Issue: 12 Pages: 1873-1899

    • DOI

      10.1016/j.topol.2010.02.010

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Journal Article] On hyperbolic once-punctured torus bundles III : Comparing two tessellations of the complex plane2010

    • Author(s)
      Makoto Sakuma
    • Journal Title

      Topology and its Applications (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] On hyperbolic once-punctured torus bundles III : Comparing two tessellations of the complex plane2010

    • Author(s)
      Warren Dicks, Makoto Sakuma
    • Journal Title

      Topology and its applications

      Volume: 157 Pages: 1873-1899

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Journal Article] On hyperbolic once-punctured torus groups: Comparing two tessellations of the complex plane2010

    • Author(s)
      Makoto Sakuma, Warren Dicks
    • Journal Title

      Topology and its applications 156

      Pages: 1873-1899

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] On hyperbolic once-punctured torus bundles III : Comparing two tessellations of the complex plane2010

    • Author(s)
      Makoto Sakuma
    • Journal Title

      Topology and its applications (印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Journal Article] On the distance between two Seifert surfaces of a knot2009

    • Author(s)
      Makoto Sakuma
    • Journal Title

      Osaka Journal of Mathematics 46

      Pages: 203-221

    • NAID

      120004843529

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] On the distance between two Seifert surfaces of a knot2009

    • Author(s)
      Makoto Sakuma, Kenneth Shackleton
    • Journal Title

      Osaka J. Math 46

      Pages: 203-221

    • NAID

      120004843529

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] On the distance between two Seifert surfaces of a knot2009

    • Author(s)
      Makoto Sakuma
    • Journal Title

      Osaka Journal of Mathematics 46

      Pages: 203-221

    • NAID

      120004843529

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Journal Article] On the distance between two Seifert surfaces of a knot2009

    • Author(s)
      Makoto Sakuma and Kenneth Shackleton
    • Journal Title

      Osaka J. Math 46

      Pages: 203-221

    • NAID

      120004843529

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] On the distance of two Seifert surfaces of a knot2009

    • Author(s)
      M. Sakuma, K. Schackleton
    • Journal Title

      Osaka Journal of Mathematics 46

      Pages: 203-221

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] On the distance between two Seifert surfaces of a knot2009

    • Author(s)
      Makoto Sakuma, Kenneth Schackleton
    • Journal Title

      Osaka Journal of Mathematics

      Volume: 46 Pages: 203-221

    • NAID

      120004843529

    • URL

      http://projecteuclid.org/euclid.ojm/1235574044.

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Journal Article] Epimorphisms among 2-bridge knot groups, The Zieschang Gedenkschrift2008

    • Author(s)
      Tomotada Ohtsuki, Makoto Sakuma
    • Journal Title

      Geometry and Topology Monograph 14

      Pages: 417-450

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Epimorphisms between 2-bridge knot groups2008

    • Author(s)
      T. Ohtski, R. Riley, M. Sakuma
    • Journal Title

      Geometry and Topology Monograph 1909(印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Epimorphisms between 2-bridge knot groups, The Zieschang Gedenkschrift2008

    • Author(s)
      T.Ohtsuki, R.Riley and M.Sakuma
    • Journal Title

      Geometry and Topology Monograph 14

      Pages: 417-450

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Journal Article] Epimorphisms between 2-bridge knot groups2008

    • Author(s)
      T. Ohtski, R. Riley, M. Sakuma
    • Journal Title

      Geometry and Topology Monograph 1909(印刷中)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17654016
  • [Journal Article] Epimorphisms among 2-bridge knot groups, The Zieschang Gedenkschrift2008

    • Author(s)
      Tomotada Ohtsuki and Makoto Sakuma
    • Journal Title

      Geometry and Topology Monograph 14

      Pages: 417-450

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Punduced torus groups and 2-bridge knot groups (I)2007

    • Author(s)
      H.Akiyoshi, H.sakuma, H.woda, Y.Yamashita
    • Journal Title

      Lecture Notes in Mathematics, Springer-Verlag (印刷中)

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Epimorphisms among 2-bridge knot groups from the view point of markoff maps2007

    • Author(s)
      Makoto Sakuma
    • Journal Title

      Intelligence of low dimensional topology 2006, Eds. J. Scott carter etal (World Scientific.)

      Pages: 279-286

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Epimorphisms between 2-bridge knot groups.2007

    • Author(s)
      T.Ohtsuki, R.Rileg, M.Sakuma
    • Journal Title

      geometry Topology Monograph (印刷中)

    • Data Source
      KAKENHI-PROJECT-17654016
  • [Journal Article] Epimorphisms between 2-bridge kont groups from the view point of Markoft mps2007

    • Author(s)
      M.Sakuma
    • Journal Title

      Proc. of the workshop, Intelligence of lowdim. topology (印刷中)

    • Data Source
      KAKENHI-PROJECT-17654016
  • [Journal Article] Punctured torus groups and 2-bridge knot groups I2007

    • Author(s)
      Hirotaka Akiyoshi, Makoto Sakuma, Masaaki Wada, Yasushi Yamashita
    • Journal Title

      Lecture Notes in Mathematics, 1909, Springer

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19540194
  • [Journal Article] Epimorphisms among 2-bridge knot groups from the view point of markoff maps, Intelligence of low dimensional topology 20062007

    • Author(s)
      Makoto Sakuma
    • Journal Title

      World Scientific ( J. Scott carter, etal)

      Pages: 279-286

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Epimorphisms between 2-bridge knot groups2007

    • Author(s)
      T.Ohtsuki, R.Riloy, M.Sakuma
    • Journal Title

      geometry and Topology Monograph (印刷中)

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Epimorphisms between 2-bridge knot groups from the view point of markoff maps2007

    • Author(s)
      M.Sakuma
    • Journal Title

      Proc. of the workshop, Intelligence of lowdim. topology (印刷中)

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] variations of McShane's identity for punctured surface groups, Proceedings of the workshop "Spaces of Kleinan groups and hyperbolic 3-manifolds"2006

    • Author(s)
      Hirotaka Akiyoshi, Hideki Miyachi, Makoto Sakuma
    • Journal Title

      London Math. Soc. Lecture Note Series(Y. Minsky, etal. ) 329

      Pages: 151-185

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Variations of McShane's identity for punctured surface groups2006

    • Author(s)
      Akiyoshi, Miyachi, Sakuma
    • Journal Title

      London Math. Soc. Lecture Note Ser 326

      Pages: 151-185

    • Data Source
      KAKENHI-PROJECT-17340016
  • [Journal Article] Variations of Mcshanes indentify for punctured surface groups2006

    • Author(s)
      H.Akiyoshi, H.Miyachi, H.Sakuma
    • Journal Title

      London Math. Soc. Lect. Notes Series 329

      Pages: 151-185

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] variations of McShane's identity for punctured surface groups, Proceedings of the workshop "Spaces of Kleinan groups and hyperbolic 3-manifolds", Eds. Y. Minsky etal. London Math. Soc2006

    • Author(s)
      Hirotaka Akiyoshi, Hideki MiyachiM and Makoto Sakuma
    • Journal Title

      Lecture Note Series 329

      Pages: 151-185

    • Data Source
      KAKENHI-PROJECT-18340018
  • [Journal Article] Variations of McShane's identity for punctured surface groups, Proceedings the Workshop "Space of Kleinian groups and hyperbolic 3-manifolds" London Math2006

    • Author(s)
      H.Akiyoshi, H. Miyachi and M. Sakuma
    • Journal Title

      Soc., Lecture Note Series 329

      Pages: 151-185

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Journal Article] Variations of McShane's identity for punctured surface groups2006

    • Author(s)
      Sakuma, Makoto, et al.
    • Journal Title

      London Mathematical Society Lecture Note 329

      Pages: 151-185

    • Data Source
      KAKENHI-PROJECT-18540179
  • [Journal Article] Variations of McShane's identity for punctured surface groups. Spaces of Kleinian groups2006

    • Author(s)
      Hirotaka Akiyoshi, Hideki Miyachi, Makoto Sakuma
    • Journal Title

      London Math. Soc. Lecture Note Ser.(Cambridge Univ.Cambridge) 329(Press)

      Pages: 151-185

    • Data Source
      KAKENHI-PROJECT-17340016
  • [Journal Article] A refinement of McShane's identity for quasifuchsian punctured torus groups2004

    • Author(s)
      H.Akiyoshi, H.Miyachi, M.Sakuma
    • Journal Title

      Contemporary Mathematics 355

      Pages: 21-40

    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] A refinement of McShane's identity for quasifuchsian punctured torus groups,2004

    • Author(s)
      SAKUMA, Makoto
    • Journal Title

      Contemporary Math.A.M.S. 355

      Pages: 21-40

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] A refinement of McShane's identity for quanguchsian punctures tones groups2004

    • Author(s)
      M.Sakuma
    • Journal Title

      Contemp. Math, Amer. Math. Soc. 40

      Pages: 21-40

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Jorgensen's picture of quasifuchsian punctured torus groups,2003

    • Author(s)
      SAKUMA, Makoto
    • Journal Title

      London Math.Soc., Lecture Note Series. 299

      Pages: 247-273

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Jorgensen's picture of quasifuchsian punctured torus groups2003

    • Author(s)
      H.Akiyoshi, M.Sakuma, M.Wada, Y.Yamashita
    • Journal Title

      London Math.Soc.Lect.Note Series 299

      Pages: 247-273

    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Comparing two convex hull constructions of cusped hyperbolic manifolds2003

    • Author(s)
      H.Akiyoshi, M.Sakuma
    • Journal Title

      London Math.Soc.Lect.Note Series 299

      Pages: 209-246

    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Comparing two convex hull constructions for cusped hyperbolic manifolds,2003

    • Author(s)
      SAKUMA, Makoto
    • Journal Title

      London Math.Soc., Lecture Note Series. 299

      Pages: 209-246

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Jorgensen's picture of punctured tones groups and its definement2003

    • Author(s)
      M.Sakuma
    • Journal Title

      London Math. Soc. Lect. Note Sei. 299

      Pages: 247-273

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Comparing two convex hull constructions for cusped hyperbolic mangles2003

    • Author(s)
      M.Sakuma
    • Journal Title

      London Math. Soc. Lect. Note Sei. 299

      Pages: 209-246

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Variations of McShane's identity for punctured surface groups

    • Author(s)
      M.Sakuma
    • Journal Title

      London Math. Society, Lect. Note Series (印刷中)

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Epimorphisms between 2-bridge knot groups

    • Author(s)
      作間 誠
    • Journal Title

      Geometry and Topology Monograph (掲載確定)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19540194
  • [Journal Article] Variations of McShane's identity for punctured surface groups

    • Author(s)
      H.Akiyoshi, H.Miyachi, M.Sakuma
    • Journal Title

      London Math.Soc.Lect.Note Series (出版予定)(印刷中)

    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] Variations of McShane's identity for punctured surface groups,

    • Author(s)
      SAKUMA, Makoto
    • Journal Title

      London Math.Soc., Lecture Note Series (In press)

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14340023
  • [Journal Article] On the distance between two Seifert surfaces of a knot

    • Author(s)
      M.Sakuma and K.Shackleton
    • Journal Title

      to appear in Osaka Journal of Mathematics

      Pages: 0-0

    • NAID

      120004843529

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] Three and four dimensional genera of strongly invertible knots, and the equivariant cobordism group2023

    • Author(s)
      Makoto Sakuma
    • Organizer
      Differential Topology '24
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] 2つの放物的変換が生成するPSL(2,C)の部分群2023

    • Author(s)
      作間 誠
    • Organizer
      東京工業大学談話会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Subgroups of hyperbolic alternating link groups from the view point of non-positively curved cubed complexex2023

    • Author(s)
      Makoto Sakuma
    • Organizer
      Characters and Moduli of Surfaces
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Subgroups of alternating groups from the view point of non-positively curved cubings2022

    • Author(s)
      Makoto Sakuma
    • Organizer
      Indo-Japanese on-line workshop on surfaces and geometric structures
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Checkerboard surface subgroups of hyperbolic alternating link groups from the view point of non-positively curved cubings2022

    • Author(s)
      Makoto Sakuma
    • Organizer
      Topology and Geometry of Low-dimensional Manifolds
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Checkerboard surface subgroups of hyperbolic alternating link groups from the view point of non-positively curved cubings2022

    • Author(s)
      Makoto Sakuma
    • Organizer
      Moscow-Beijing Topology Seminar
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Subgroups of alternating groups from the view point of non-positively curved cubings2022

    • Author(s)
      Makoto Sakuma
    • Organizer
      Geometry and Topology of 3-manifolds
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] 放物型変換2元生成クライン群の分類2022

    • Author(s)
      作間誠
    • Organizer
      2021年 OCAMI共同利用・共同研究種目(B)「双曲幾何に関連する幾何学的群論 」
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Two-parabolic subgroups of PSL(2,C)2022

    • Author(s)
      Makoto Sakuma
    • Organizer
      Foliated spaces, Tilings, Group Actions 2022
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Subgroups of alternating link groups from the view point of non-positively curved cubings2022

    • Author(s)
      Makoto Sakuma
    • Organizer
      Indo-Japanese on-line workshop on surface groups and geometric structures
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Presentation] Riley が探知した鉱脈2021

    • Author(s)
      作間誠
    • Organizer
      談話会(埼玉大学)
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Homotopy motions of surfaces in 3-manifolds2021

    • Author(s)
      Makoto Sakuma
    • Organizer
      The 12th TAPU-KOOK Joint Seminar on knots and related topics
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Homotopy motions of surfaces in 3-manifolds,2021

    • Author(s)
      作間誠
    • Organizer
      離散群と双曲空間の幾何学
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Presentation] Homotopy motions of surfaces in 3-manifolds2021

    • Author(s)
      作間誠
    • Organizer
      火曜トポロジーセミナー, 東京大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Homotopy motions of surfaces in 3-manifolds2021

    • Author(s)
      Makoto Sakuma
    • Organizer
      Topology Seminar at UC Berkeley
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Homotopy motions of surfaces in 3-manifolds2021

    • Author(s)
      Makoto Sakuma
    • Organizer
      Geometry of discrete groups and hyperbolic geometry, RIMS
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Riley が探知した鉱脈2021

    • Author(s)
      作間誠
    • Organizer
      談話会(金沢大学)
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Non-free Kleinian groups generated by two parabolic transformations2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      N-KOOK Seminar
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Homotopy motions of surfaces in 3-manifolds2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      Friday Seminar on Knot Theory
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Kleinian groups generated by two parabolic transformations2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low-dimensional topology, Oberwolfach
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] “Monodromy groups” of Heegaard surfaces of 3-manifolds2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      Intelligence of Low-dimensional Topology
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Homotopy motions of surfaces in 3-manifolds2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      Topology and Geometric Group Theory Seminars at the Ohio State University
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K03614
  • [Presentation] Kleinian groups generated by two parabolic transformations2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low-dimensional topology, Oberwolfach
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Presentation] "Monodromy groups” of Heegaard surfaces of 3-manifolds -Research announcement-2020

    • Author(s)
      Makoto Sakuma
    • Organizer
      Intelligence of Low-dimensional Topology
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Presentation] Kleinian groups generated by two parabolic transformations2019

    • Author(s)
      Makoto Sakuma
    • Organizer
      Topology and geometry of low-dimensional manifolds
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] A conjectural picture of Kleinian groups generated by two parabolic transformations2018

    • Author(s)
      Makoto Sakuma
    • Organizer
      Classical and Quantum 3-Manifold Topology
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Kleinian groups generated by two parabolic transformations2018

    • Author(s)
      Makoto Sakuma
    • Organizer
      Representation varieties and geometric structures in low dimensions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] End Invariants of SL(2,C) characters of the once-punctured torus2018

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low dimensional topology and number theory X
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Fiber surfaces and Heegaard surfaces of 3-manifolds2018

    • Author(s)
      作間誠
    • Organizer
      Geometry of Moduli Space of Low Dimensional Manifolds 京都大学数理解析研究所
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Presentation] Kleinian groups generated by two parabolic transformations2018

    • Author(s)
      Makoto Sakuma
    • Organizer
      Geometry and Topology of 3-manifolds workshop
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Fiber surfaces and Heegaard surfaces of 3-manifolds I, II2018

    • Author(s)
      Makoto Sakuma
    • Organizer
      Geometry of Moduli Space of Low Dimensional Manifolds
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] 3次元多様体のファイバー曲面とヘガード曲面2017

    • Author(s)
      作間誠
    • Organizer
      日本数学会 秋季総合分科会 幾何学賞特別講演 山形大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H02843
  • [Presentation] 3次元多様体のファイバー曲面とヘガード曲面2017

    • Author(s)
      作間 誠
    • Organizer
      2017年度日本数学会周期総合分科会
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Agol's classification of Kleinian groups generated by two parabolic transformations2017

    • Author(s)
      Makoto Sakuma
    • Organizer
      Growth 4
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Parabolic generating pairs of 2-bridge links and Heckoid groups2016

    • Author(s)
      作間 誠
    • Organizer
      「リーマン面,不連続群」研究集会
    • Place of Presentation
      東京工業大学
    • Year and Date
      2016-02-13
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] The action of the mapping class group on the space of geodesic rays of a punctured hyperbolic surface2016

    • Author(s)
      作間誠
    • Organizer
      早稲田双曲幾何幾何学的群論セミナー
    • Place of Presentation
      早稲田大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Parabolic generating pairs of 2-bridge links and Heckoid groups2016

    • Author(s)
      Makoto Sakuma
    • Organizer
      Workshop on Teichmuller theory and low dimensional topology
    • Place of Presentation
      三亜(中国)
    • Year and Date
      2016-01-11
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] 結び目と3次元多様体 ~幾何構造とファイバー構造を中心として~2016

    • Author(s)
      作間誠
    • Organizer
      第63回トポロジーシンポジウム
    • Place of Presentation
      神戸大学
    • Year and Date
      2016-07-05
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] 結び目と3次元多様体ー幾何構造とファイバー構造を中心にしてー2016

    • Author(s)
      作間誠
    • Organizer
      第63回トポロジーシンポジウム
    • Place of Presentation
      神戸大学(兵庫県神戸市)
    • Year and Date
      2016-07-06
    • Invited
    • Data Source
      KAKENHI-PROJECT-24540082
  • [Presentation] Kleinian groups generated by two parabolic transformation groups2016

    • Author(s)
      Makoto Sakuma
    • Organizer
      Fundamental Groups, Representations and Geometric Structures in 3-Manifold Topology
    • Place of Presentation
      広島大学(広島県東広島市)
    • Year and Date
      2016-11-21
    • Invited
    • Data Source
      KAKENHI-PROJECT-24540082
  • [Presentation] Kleinian grpups generated by two parabolic transformations2016

    • Author(s)
      Makoto Sakuma
    • Organizer
      Fundamental Groups, Representations and Geometric Structures in 3-manifold Topology
    • Place of Presentation
      広島大学
    • Year and Date
      2016-11-22
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Mapping class group action on the space of geodesic rays of a punctured hyperbolic surface2015

    • Author(s)
      Makoto Sakuma
    • Organizer
      Invariants in low-dimensional geometry
    • Place of Presentation
      アンカラ(トルコ)
    • Year and Date
      2015-08-10
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] The Cannon-Thurston maps and canonical decompositions of punctured surface bundles ovr the circle2015

    • Author(s)
      作間誠
    • Organizer
      東京大学火曜トポロジーセミナー
    • Place of Presentation
      東京大学(東京都目黒区)
    • Year and Date
      2015-06-30
    • Invited
    • Data Source
      KAKENHI-PROJECT-24540082
  • [Presentation] 2橋絡み目群のメリディアン生成系2015

    • Author(s)
      作間 誠
    • Organizer
      N-KOOKセミナー
    • Place of Presentation
      大阪市立大学文化交流センター
    • Year and Date
      2015-12-09
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] The space of two-parabolic-generator Kleinian groups2015

    • Author(s)
      作間 誠
    • Organizer
      拡大KOOKセミナー
    • Place of Presentation
      神戸大学
    • Year and Date
      2015-08-18
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] The Cannon-Thurston maps and the canonical decompositions of punctured surface bundles over the circle2015

    • Author(s)
      作間 誠
    • Organizer
      東京大学火曜トポロジーセミナー
    • Place of Presentation
      東京大学
    • Year and Date
      2015-06-30
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] Parabolic generating pairs of genus-one 2-bridge knot groups2015

    • Author(s)
      Makoto Sakuma
    • Organizer
      Topology and geometry of low dimensional manifolds
    • Place of Presentation
      奈良女子大学
    • Year and Date
      2015-10-27
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03620
  • [Presentation] WAFOM with parameter for higher QMC2015

    • Author(s)
      Makoto Matsumoto
    • Organizer
      10th IMACS Seminar on Monte Carlo Methods
    • Place of Presentation
      Johanes Kepler U. Austria
    • Year and Date
      2015-07-06
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23244002
  • [Presentation] Simple loops on bridge spheres and Heegaard surfaces2013

    • Author(s)
      作間 誠
    • Organizer
      日本数学会2013年度年会 トポロジー分科会特別講演
    • Place of Presentation
      京都大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] The space of Kleinian groups generated by two parabolic transformations2013

    • Author(s)
      Makoto Sakuma
    • Organizer
      Knots Indea
    • Place of Presentation
      Indian Institute of Science Education and Research (IISER) Mohali, インド
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] 8の字結び目補空間の双曲構造2013

    • Author(s)
      作間 誠
    • Organizer
      Encounter with Mathematics
    • Place of Presentation
      中央大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Simple loops on bridge spheres and Heegaard surfaces2013

    • Author(s)
      作間 誠
    • Organizer
      酒井健様お祝いの会
    • Place of Presentation
      武蔵野美術大学新宿サテライト教室
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Simple loops on bridge spheres and Heegaard surfaces2013

    • Author(s)
      Makoto Sakuma
    • Organizer
      Geometry Days 2013
    • Place of Presentation
      Sobolev Institute of Mathematics, Nobosivirsk, ロシア
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Epimorphisms from 2-bridge link groups onto Heckoid groups2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      Tokyo Workshop on low-dimensional topology
    • Place of Presentation
      東京工業大学
    • Year and Date
      2012-03-22
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Simple loops on 2-bridge spheres in even Heckoid orbifolds for 2-bridge links2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low-dimensional Geometry and Topology
    • Place of Presentation
      東京工業大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] On Heckoid groups for2-bridge links2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low dimensional topologyand number theory IV
    • Place of Presentation
      九州大学
    • Year and Date
      2012-03-14
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Kleinian groups generated by two parabolic transformations2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      研究集会「特異点と多様体の幾何学」
    • Place of Presentation
      山形大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] End invariants of Heckoid groups for 2-bridge links2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      RIMS合宿型セミナー「Representation spaces, twisted topological invariants and geometric structures of 3-manifolds」
    • Place of Presentation
      強羅静雲荘
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] On Heckoid groups for 2-bridge links2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      Group actions and applications in geometry, topology and analysis
    • Place of Presentation
      Kunming, Chaina
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Epimorphisms from 2-bridge links onto Heckoid groups2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      Tokyo workshop on low-dimensional topology
    • Place of Presentation
      東京工業大学(招待講演)
    • Year and Date
      2012-03-22
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] On Heckoid groups for 2-bridge links2012

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low dimensional topology and number theorey IV
    • Place of Presentation
      九州大学(招待講演)
    • Year and Date
      2012-03-14
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Prime amphicheiral knots admitting a free involution2012

    • Author(s)
      作間誠
    • Organizer
      結び目理論の展望
    • Place of Presentation
      早稲田大学
    • Year and Date
      2012-03-18
    • Data Source
      KAKENHI-PROJECT-21244005
  • [Presentation] Simple loops on 2-bridge spheres in 2-bridge link complements2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      Workshop on low-dimensional topology in Shanghai and Suzhou
    • Place of Presentation
      華東師範大学,中国
    • Year and Date
      2011-05-15
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Simple loops on 2-bridge spheres in 2-bridge link complements2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      Aspects of Hyperbolicity in Geometry, Topology and Dynamics
    • Place of Presentation
      Warwick大学(英国)(招待講演)
    • Year and Date
      2011-07-28
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Simple loops on 2-bridge spheres in 2-bridge link complements2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      Workshop on low-dimensional topology in Shanghai and Suzhou
    • Place of Presentation
      華東師範大学,中国(招待講演)
    • Year and Date
      2011-05-15
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Simple loops on 2-brid ge spheres in 2-bridge link complements, Hyperbolicity in geometry2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      topology and dynami cs
    • Place of Presentation
      Warwick大学,英国
    • Year and Date
      2011-07-28
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Prime amphicheiral knots admitting a free involution2011

    • Author(s)
      作間誠
    • Organizer
      結び目の展望
    • Place of Presentation
      早稲田大学
    • Year and Date
      2011-07-28
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] End invariants for SL(2, C) characters of the once-punctured torus associated with 2-bridge links2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      Geometric and analytic approaches to representations of a group and representation spaces
    • Place of Presentation
      数理解析研究所
    • Year and Date
      2011-06-21
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] On Heckoid groups for2-bridge links2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      離散群と双曲空間
    • Place of Presentation
      数理解析研究所
    • Year and Date
      2011-12-16
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Simple loops on 2-bridge spheres in 2-bridge link complements2011

    • Author(s)
      Makoto Sakuma
    • Organizer
      Aspects of Hyperbolicity in Geometry, Tbpology and Dynamics
    • Place of Presentation
      Warwick大学,UK(招待講演)
    • Year and Date
      2011-07-28
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] A variation of McShane's identity for 2-bridge links2010

    • Author(s)
      作間誠
    • Organizer
      Geometry, Topology and Dynamics of Character Varieties
    • Place of Presentation
      シンガポール国立大学シンガポール(招待講演)
    • Year and Date
      2010-08-13
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Epimorphisms between 2-bridge link groups : simple loops on 2-bridge spheres2010

    • Author(s)
      Makoto Sakuma
    • Organizer
      The 6^<th> East Asian School of Knots and Related Topics
    • Place of Presentation
      Nankai University
    • Year and Date
      2010-01-27
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Epimorphisms between 2-bridge link groups : Essential simple loops on 2-bridge spheres, RIMS Seminar2010

    • Author(s)
      Makoto Sakuma
    • Organizer
      Twisted topological invariants and low-dimensional manifolds
    • Place of Presentation
      あきた白神体験センター
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] variations of McShane. s identi ties for 2-bridge links2010

    • Author(s)
      作間誠
    • Organizer
      リーマン面・不連続群論」研究集会
    • Place of Presentation
      名古屋大学
    • Year and Date
      2010-01-11
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Epimorphisms betw een 2-bridge link groups : simple loops on 2-b ridge spheres2010

    • Author(s)
      Makoto Sakuma
    • Organizer
      The 6^th East Asian School o f Knots and Related Topics
    • Place of Presentation
      nankai University,中国
    • Year and Date
      2010-01-27
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] A variation of McShane's identity for 2-bridge links2010

    • Author(s)
      作間誠
    • Organizer
      Geometry, Topology and Dynamics of Character Varieties
    • Place of Presentation
      シンガポール国立大学シンガポール(招待講演)
    • Year and Date
      2010-08-13
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Epimorphisms between 2-bridge link groups : simple loops on 2-bridge spheres2010

    • Author(s)
      Makoto Sakuma
    • Organizer
      The 6^<th> East Asian School of Knots and Related Topics
    • Place of Presentation
      Nankai University ・中国
    • Year and Date
      2010-01-27
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Epimorphisms between 2-bridge link groups: simple loops on 2-bridge spheres2010

    • Author(s)
      Makoto Sakuma
    • Organizer
      The 6th East Asian School of Knots and Related Topics
    • Place of Presentation
      Nankai University, 中国
    • Year and Date
      2010-01-27
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] A variation of McShan e' s identity for 2-bridge links, Geometry2010

    • Author(s)
      Makoto Sakuma
    • Organizer
      Top ology and Dynamics of Character Varieties
    • Place of Presentation
      シンガポール国立大学,シンガポール
    • Year and Date
      2010-08-13
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Epimorphisms among 2-bridge knots and end invariants of SL(2, C)2009

    • Author(s)
      作間 誠
    • Organizer
      Swiss Knots
    • Place of Presentation
      フリブール大学(スイス)
    • Year and Date
      2009-03-19
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Epimorphisms among 2-bridge knot groups and end invariants of SL(2, C)-representations2009

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Swiss Knots」
    • Place of Presentation
      Univ. Fribourg, スイス
    • Year and Date
      2009-03-19
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Epimorphisms among 2-bridge knot groups and end invariants of SL(2, C)-representations2009

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Swiss Knots」
    • Place of Presentation
      Univ. Fribourg
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Generalized McShane2009

    • Author(s)
      作間誠
    • Organizer
      s identi ties for bordered surfaces
    • Place of Presentation
      東京工業大学
    • Year and Date
      2009-12-21
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Punctured torus bundles : Co mparing two tessellations of the complex plane2009

    • Author(s)
      作間誠
    • Organizer
      近畿大学数学教室講演会
    • Place of Presentation
      近畿大学
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Punctured torus bundles : Co mparing two tessellations of the complex plane2009

    • Author(s)
      作間誠
    • Organizer
      火曜トポロジーセミナー.招待講演
    • Place of Presentation
      東京大学
    • Data Source
      KAKENHI-PROJECT-21654011
  • [Presentation] Punctured torus bundles: Two tessellations of the complex plane2008

    • Author(s)
      M.Sakuma
    • Organizer
      Topology Seminar
    • Place of Presentation
      University of Automata, Barcelona スペイン・バルセロナ
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] Punctured torus bundles: Two tessellations of the complex plane2008

    • Author(s)
      M.Sakuma
    • Organizer
      Topology and Geometry Seminar
    • Place of Presentation
      University of Paul Sabatier, Toulouse フランス・ツールーズ
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] Comparing two tessellations associated with punctured torus bundles overs the circle2008

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Intelligence of low dimensional topology」
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2008-10-08
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Comparing two tessellations associated with punctured torus bundle over circle2008

    • Author(s)
      M.Sakuma
    • Organizer
      TAPU Workshop
    • Place of Presentation
      韓国・釜山大学
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] Comparing two tessellations associated with punctured torus bundle over circle2008

    • Author(s)
      M.Sakuma
    • Organizer
      Intelligence of Low Dimensional Topology
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2008-10-08
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] On the distance between two Seifert surfaces of a knot2007

    • Author(s)
      M. Sakuma
    • Organizer
      Geometric Topology Conference-Beijing 2007
    • Place of Presentation
      北京大学
    • Year and Date
      2007-06-19
    • Data Source
      KAKENHI-PROJECT-17654016
  • [Presentation] On the diatance between two Seifert surfaces of a knot2007

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Braids, Groups and Manifolds in Toulouse」
    • Place of Presentation
      Univ. Paul Sabatier, フランス
    • Year and Date
      2007-09-08
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] n the diatance between two Seifert surfaces of a knot2007

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際会議「Geometry and Topology Conference」
    • Place of Presentation
      北京大学, 中国
    • Year and Date
      2007-06-19
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] On the distance between two Seifert surfaces of a knot2007

    • Author(s)
      作間 誠
    • Organizer
      Geometric Topology Conference
    • Place of Presentation
      北京大学
    • Year and Date
      2007-06-19
    • Data Source
      KAKENHI-PROJECT-19540194
  • [Presentation] On the diatance between two Seifert surfaces of a knot2007

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際会議「Geometry and Topology Conference」
    • Place of Presentation
      北京大学
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] 円周上の穴あきトーラス束の標準分割とCannon-Thurston写像2007

    • Author(s)
      M.Sakuma
    • Organizer
      第50回函数論シンポジウム
    • Place of Presentation
      群馬大学
    • Year and Date
      2007-10-08
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] On the distance between two Seifert surfaces of a knot2007

    • Author(s)
      M. Sakuma
    • Organizer
      Geometric Topology Conference-Beijing 2007
    • Place of Presentation
      北京大学
    • Year and Date
      2007-06-19
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] On the diatance between two Seifert surfaces of a knot2007

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Braids, Groups and Manifolds in Toulouse」
    • Place of Presentation
      Univ. Paul Sabatier
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Punctured torus groups and 2-bridge knot groups2006

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Analytic aspects of low dimensional geometry」
    • Place of Presentation
      Warwick University
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Geometry and topology of 2-bridge knots2006

    • Author(s)
      M.Sakuma
    • Organizer
      Workshop on Analytic Aspects of Low Dimensional Geometry
    • Place of Presentation
      Univeristy of Warwick イギリス・ウォーリック
    • Year and Date
      2006-09-08
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] Epimorphisms between 2-bridge knot group from the view of Markoff maps2006

    • Author(s)
      M.Sakuma
    • Organizer
      Intelligence of Low Dimensional Topology
    • Place of Presentation
      広島大学
    • Year and Date
      2006-07-23
    • Data Source
      KAKENHI-PROJECT-18540179
  • [Presentation] Punctured torus groups and 2-bridge knot groups2006

    • Author(s)
      Makoto Sakuma
    • Organizer
      国際研究集会「Analytic aspects of low dimensional geometry」
    • Place of Presentation
      arwick University, 英国
    • Year and Date
      2006-09-15
    • Data Source
      KAKENHI-PROJECT-18340018
  • [Presentation] Mapping class group action on the space of geodesic rays of a punctured hyperbolic surface

    • Author(s)
      Makoto Sakuma
    • Organizer
      リーマン面に関連する位相幾何学
    • Place of Presentation
      東京大学
    • Year and Date
      2014-08-24 – 2014-08-28
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Mapping class group action on the space of geodesic rays of a punctured hyperbolic surface

    • Author(s)
      Makoto Sakuma
    • Organizer
      Branched coverings, degenerations, and related topics 2015
    • Place of Presentation
      東北学院大学
    • Year and Date
      2015-02-22 – 2015-02-24
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Mapping class group action on the space of geodesic rays of a punctured hyperbolic surface

    • Author(s)
      Makoto Sakuma
    • Organizer
      Low dimensional topology and number theory VI
    • Place of Presentation
      九州大学
    • Year and Date
      2015-03-25 – 2015-03-28
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • [Presentation] Mapping class group action on the space of geodesic rays of a punctured hyperbolic surface

    • Author(s)
      Makoto Sakuma
    • Organizer
      Topology and Geometry of Low-dimensional Manifolds
    • Place of Presentation
      奈良学セミナーハウス
    • Year and Date
      2014-10-27 – 2014-10-30
    • Invited
    • Data Source
      KAKENHI-PROJECT-22340013
  • []

  • 1.  KANENOBU Taizo (00152819)
    # of Collaborated Projects: 12 results
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  • 2.  KAWAUCHI Akio (00112524)
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  • 4.  OHSHIKA Ken'ichi (70183225)
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  • 19.  UMEHARA Masaaki (90193945)
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  • 37.  SOMA T (50154688)
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  • 38.  KAWAZUMI Nariya (30214646)
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  • 39.  MATSUMOTO Makoto (70231602)
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  • 40.  MOTEGI Kimihiko (40219978)
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  • 41.  竹内 勝 (70028116)
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  • 51.  IMAYOSHI Yoichi (30091656)
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  • 52.  SAKAN Kenichi (70110856)
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  • 53.  IWAKIRI Masahide (10453127)
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  • 57.  SHIMOKAWA Koya (60312633)
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  • 59.  Hiranouchi Toshiro (30532551)
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  • 81.  HIROSE Susumu (10264144)
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  • 84.  DOI Hideo (72542810)
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  • 86.  HIRANOUCHI Toshiro (59321203)
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  • 90.  SHACKLETON Kenneth (70536870)
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  • 143.  松本 真
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