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MURAI Hiroko  村井 紘子

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村井 紘子  ムライ ヒロコ

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Researcher Number 40456843
Other IDs
External Links
Affiliation (Current) 2025: 奈良女子大学, 自然科学系, 教授
Affiliation (based on the past Project Information) *help 2022 – 2023: 奈良女子大学, 自然科学系, 准教授
2009 – 2011: Nara Women's University, 理学部, 助教
Review Section/Research Field
Principal Investigator
Basic Section 12040:Applied mathematics and statistics-related / Geometry
Except Principal Investigator
Basic Section 11020:Geometry-related
Keywords
Principal Investigator
平坦折り / folding motion / folded state / 結び目理論 / 位相幾何学 / 剛体折り / 折り紙 / 計算機 / Heegaard曲面 / Heegaard分解 … More / 葉層構造 / 結び目 / 本質的lamination / Heegaard 曲面 / Heegaard 分解 / 3次元多様体 … More
Except Principal Investigator
結び目・絡み目 / 三次元多様体 / 応用トポロジー / 位相的データ解析 / 折り紙 / 橋分解 / Heegaard分解 Less
  • Research Projects

    (3 results)
  • Research Products

    (19 results)
  • Co-Researchers

    (2 People)
  •  位相幾何学による折り紙理論の新しい展開とその応用Principal Investigator

    • Principal Investigator
      村井 紘子
    • Project Period (FY)
      2023 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 12040:Applied mathematics and statistics-related
    • Research Institution
      Nara Women's University
  •  大域構造の空間を基軸とする低次元トポロジーの研究とその応用

    • Principal Investigator
      小林 毅
    • Project Period (FY)
      2022 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 11020:Geometry-related
    • Research Institution
      Nara Women's University
  •  Foliations on three dimensional manifoldsPrincipal Investigator

    • Principal Investigator
      MURAI Hiroko
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Geometry
    • Research Institution
      Nara Women's University

All 2024 2023 2022 2012 2011 2010 2009

All Journal Article Presentation

  • [Journal Article] Gap of codimension one foliations2012

    • Author(s)
      H. Murai
    • Journal Title

      Kobe Journal of Mathematics

      Volume: Vol.29 Pages: 1-24

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] Some mathematical treatments of flat foldable and/or rigid foldable origami2024

    • Author(s)
      村井 紘子
    • Organizer
      MIMS/CMMA トポロジーとその応用融合研究セミナー
    • Data Source
      KAKENHI-PROJECT-23K03231
  • [Presentation] トポロジーと折り紙ー folding motion を許容しない folded state の存在についてー2023

    • Author(s)
      村井紘子
    • Organizer
      文科省共同利用・共同研究拠点 MIMS「現象数理学研究拠点」共同研究集会「折り紙の科学を基盤とするアート・数理および工学への応用Ⅳ」
    • Data Source
      KAKENHI-PROJECT-22K03313
  • [Presentation] A remark on the foldability of non-simply connected paper2023

    • Author(s)
      村井紘子
    • Organizer
      10th International Congress on Industrial and Applied Mathematics
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K03313
  • [Presentation] トポロジーと折り紙ー folding motion を許容しない folded state の存在についてー2023

    • Author(s)
      村井 紘子
    • Organizer
      文科省共同利用・共同研究拠点 MIMS「現象数理学研究拠点」共同研究集会「折り紙の科学を基盤とするアート・数理および工学への応用Ⅳ」
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K03231
  • [Presentation] A remark on the foldability of non-simply connected paper2023

    • Author(s)
      Hiroko MURAI
    • Organizer
      10th International Congress on Industrial and Applied Mathematics
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K03231
  • [Presentation] Waterbomb tessellationのcylinder solutionの存在条件について2022

    • Author(s)
      村井紘子,山本怜佳
    • Organizer
      日本応用数理学会2022年度年会
    • Data Source
      KAKENHI-PROJECT-22K03313
  • [Presentation] A Haken type theorem on intersections of essential laminations and genus 2 Heegaard surfaces (Joint work with Prof.Tsuyoshi Kobayashi)2011

    • Author(s)
      村井紘子
    • Organizer
      Workshop on Low Dimensional Topology m Shanghai and Suzhou
    • Place of Presentation
      蘇州大学
    • Year and Date
      2011-05-17
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] A Haken type theorem on intersections of essential laminations and genus 2 Heegaard surfaces2011

    • Author(s)
      T. Kobayashi、H. Murai
    • Organizer
      Workshop on Low Dimensional Topology in Shanghai and Suzhou
    • Place of Presentation
      Suzhou University、China
    • Year and Date
      2011-05-17
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] A Haken type theorem on intersections of essential laminations and genus 2 Heegaard surfaces L II (joint work in progress with Prof.Tsuyoshi Kobayashi)2011

    • Author(s)
      村井紘子
    • Organizer
      Workshop on Topology and Geometry--Heegaard splitting of 3-manifolds-
    • Place of Presentation
      広島大学
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] A Haken type theorem on intersections of essential laminations and genus 2 Heegaard surfaces2011

    • Author(s)
      小林毅、村井紘子
    • Organizer
      Workshop on Topology and Geometry-Heegaard splitting of 3-manifolds--
    • Place of Presentation
      広島大学
    • Year and Date
      2011-06-28
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] Toward Haken type theorems for essential laminations in 3-manifolds2011

    • Author(s)
      小林毅、村井紘子
    • Organizer
      東北大学幾何セミナー
    • Place of Presentation
      東北大学
    • Year and Date
      2011-01-18
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] Toward Haken type theorems for essential laminations in 3-manifolds : Proposal of fundamental settings and applications2011

    • Author(s)
      小林毅、村井紘子
    • Organizer
      The Seventh East Asian School of Knots and Related Topics
    • Place of Presentation
      HAKUWA ホテル、広島
    • Year and Date
      2011-01-11
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] A Haken type theorem on intersections of essential laminations and genus 2 Heegaard surfaces2011

    • Author(s)
      小林毅、村井紘子
    • Organizer
      九大トポロジー金曜セミナー
    • Place of Presentation
      九州大学伊都キャンパス
    • Year and Date
      2011-07-22
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] Toward Haken type theorems for essential laminations in 3-manifolds : Proposal of fundamental settings and applications2010

    • Author(s)
      小林毅、村井紘子
    • Organizer
      E-KOOK セミナー2010
    • Place of Presentation
      大阪市立大学学術情報センター
    • Year and Date
      2010-08-28
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] Essential laminations and the distance of Heegaard splittings2009

    • Author(s)
      小 林 毅 、 村井紘子
    • Organizer
      葉層構造と微分同相群研究集会(Foliations and Groups of Diffeomorphisms)
    • Place of Presentation
      東京大学玉原国際セミナーハウス
    • Year and Date
      2009-10-28
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] Introduction to essential laminations2009

    • Author(s)
      H. Murai
    • Organizer
      奈良女子大学低次元トポロジー小研究会
    • Place of Presentation
      奈良女子大学
    • Year and Date
      2009-08-17
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] 結び目補空間の葉層構造について2009

    • Author(s)
      村井紘子
    • Organizer
      大阪市立大学院生談話会
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2009-10-03
    • Data Source
      KAKENHI-PROJECT-21740055
  • [Presentation] 結び目理論と語のトポロジー理論2009

    • Author(s)
      村井紘子
    • Organizer
      2009年度数学・物理学・情報科学の研究交流シンポジウム
    • Place of Presentation
      奈良女子大学
    • Year and Date
      2009-12-19
    • Data Source
      KAKENHI-PROJECT-21740055
  • 1.  小林 毅 (00186751)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  張 娟姫 (90708348)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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