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SEKIZAWA Masami  関沢 正躬

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… Alternative Names

関沢 正躬  セキザワ マサミ

関澤 正躬  セキザワ マサミ

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Researcher Number 80014835
Other IDs
Affiliation (based on the past Project Information) *help 2003 – 2004: 東京学芸大学, 教育学部, 教授
2002: 東京外国語大学, 教育学部, 教授
1999 – 2000: 東京学芸大学, 教育学部, 教授
1996: 東京学芸大学, 教育学部, 教授
1992 – 1993: 東京学芸大学, 教育学部, 教授 … More
1990: 東京学芸大学, 教育学部, 教授
1989: 東京学芸大学, 教育学部, 助教授
1987: 東京学芸大学, 教育学部, 助教授 Less
Review Section/Research Field
Principal Investigator
代数学・幾何学
Except Principal Investigator
Algebra / 解析学 / Geometry / General mathematics (including Probability theory/Statistical mathematics) / 代数学・幾何学
Keywords
Principal Investigator
リ-マン計量 / 接バンドル / 自然変換 / 等長変換 / リ-マン多様体
Except Principal Investigator
極大商環 / 準フロベニウス拡大 / フロベニウス拡大 / 加群 / tangent sphere bundles … More / Riemannian manifolds / compactifications / metric dimensions / weak topologies / k-networks / k-spaces / quotient spaces / 点列空間 / 距離空間 / 連続公理 / 次元 / コンパクト空間 / k-ネットワーク / 連続性公理 / 接球束 / リーマン多様体 / 距離次元 / コンパクト化 / 弱位相 / k-空間 / 商空間 / full linear ring / module / maximal quotient ring / noetherian ring / artinian ring / quashi Frobenius eytension / 入射的加群 / 環拡大 / 斜体 / 商環 / 射影的次元 / カテゴリー / 全線形環 / ネーター環 / アルチン環 / ドリフト / 確立過程の収束 / 中心極限定理 / 強混合性 / 絶対正則性 / 混合性 / 核型推定量 / 強定常過程 / m-compact空間 / character / closed projection property / 線形汎関数 / 射影 / 閉写像 / 連続関数環 / 位相空間 / tilting complex / FPF環 / 商カテゴリー / 環 / 位相群 / リコールマンの手法 / ベクトル場 / 巾空間 / 連続体 / 凸領域 / 正則写像 / 標準領域 / 線形位相空間 Less
  • Research Projects

    (8 results)
  • Research Products

    (3 results)
  • Co-Researchers

    (19 People)
  •  Research of topological properties of metric spaces and dimensions

    • Principal Investigator
      TANAKA Yoshio
    • Project Period (FY)
      2002 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Tokyo Gakugei University
  •  Ring extensions and quotient rings

    • Principal Investigator
      YOSHIMI Tokuhiro
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      TOKYO GAKUGEI UNIVERSITY
  •  位相空間とその上の連続関数環の研究

    • Principal Investigator
      池田 義人
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Tokyo Gakugei University
  •  環と加群の理論

    • Principal Investigator
      徳弘 好
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Algebra
    • Research Institution
      Tokyo Gakugei University
  •  連続体及び連続写像の研究

    • Principal Investigator
      細川 洋
    • Project Period (FY)
      1992
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      代数学・幾何学
    • Research Institution
      Tokyo Gakugei University
  •  線形位相空間内の標準領域について

    • Principal Investigator
      窪田 佳尚
    • Project Period (FY)
      1990
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Tokyo Gakugei University
  •  多様体上の変換の研究Principal Investigator

    • Principal Investigator
      関澤 正躬
    • Project Period (FY)
      1989
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      代数学・幾何学
    • Research Institution
      Tokyo Gakugei University
  •  確率過程に関する極限定理の研究

    • Principal Investigator
      高畑 弘
    • Project Period (FY)
      1987
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      Tokyo Gakugei University

All 2004 2002

All Journal Article

  • [Journal Article] On three-dimensional hypersurfaces with type number two in H^4 and S^4 treated in intrinsic way2004

    • Author(s)
      V.Hajkova, O.Kowalski, M.Sekizawa
    • Journal Title

      Rendiconti del Circold Mathematico di Palermo, Serie II, Suppl. 72

      Pages: 107-126

    • Data Source
      KAKENHI-PROJECT-14540066
  • [Journal Article] On Riemannian manifolds whose tangent sphere bundles can have nonnegative sectional curvature2002

    • Author(s)
      M.Sekizawa
    • Journal Title

      Universitatis Jagellonicae Acta Mathematica Fasciculus(with O.Kowalski) XL

      Pages: 245-256

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14540066
  • [Journal Article] On Riemannian manifolds whose tangent sphere boundles can have Nonnegative sectional curvature2002

    • Author(s)
      O.Kowalski, M.Sekizawa
    • Journal Title

      Universitatis Jagellonicae Acta Mathematica, Fasciculus 11

      Pages: 245-256

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14540066
  • 1.  TANAKA Yoshio (90014810)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 2.  YOSHIMI Tokuhiro (00014811)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 3.  MIYACHI Jun-ichi (50209920)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 4.  IKEDA Yoshito (70014834)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 5.  竹内 伸子 (70216852)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 6.  MASAIKE Kanzo (40015798)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 7.  高畑 弘 (60014784)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 8.  細川 洋 (50015575)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 9.  溝口 紀子 (00251570)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 10.  谷川 政雄 (60133013)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  伊藤 一郎 (60134764)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  原田 實 (40006896)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  窪田 佳尚 (30014715)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  滝澤 清 (80107713)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  松崎 奈岐 (80014687)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  亀森 俊正 (50014717)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  GOTO Tatsuo (10015555)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  KIMURA Takashi (00195364)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  MORISHITA Kazuhiko (10254905)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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