• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

OZAWA Makoto  小沢 誠

Researcher Number 50308160
Other IDs
  • ORCIDhttps://orcid.org/0000-0001-7297-0530
External Links
Affiliation (Current) 2025: 駒澤大学, 総合教育研究部, 教授
Affiliation (based on the past Project Information) *help 2014 – 2023: 駒澤大学, 総合教育研究部, 教授
2011 – 2013: 駒澤大学, 総合教育研究部, 准教授
Review Section/Research Field
Principal Investigator
Geometry
Except Principal Investigator
Basic Section 11020:Geometry-related / Geometry
Keywords
Principal Investigator
橋分解 / ヒーガード分解 / 3次元多様体 / 種数 / 埋め込み / 多重分岐曲面 / 結び目 / 最小橋数 / 最小交点数 / representativity … More / trunk / height / グラフ / 3価グラフ / 安定化 / 橋位置 / 安定同値定理 / ハンドル体結び目 / 3次元多様体 / クラトフスキーの定理 / 3次元球面 / 禁止複体 / 臨界的複体 / obstruction / embedding / multibranched surface / destabilized / bridge sphere / persistent / transient / knot homotopy / 障害集合 / マイナー / トーション / ホモロジー群 / 部分多様体 / 3次元球面 / 位置 / 曲面 / デーン手術 / ザイフェルト曲面 / Neuwirth予想 / 本質的曲面 / トンネル数 / ハンドル体 … More
Except Principal Investigator
トポロジー / 高分子 / 結び目 / ポリマー / DNA Less
  • Research Projects

    (5 results)
  • Research Products

    (113 results)
  • Co-Researchers

    (12 People)
  •  結び目のトポロジーとその高分子科学への応用の研究

    • Principal Investigator
      下川 航也
    • Project Period (FY)
      2021 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 11020:Geometry-related
    • Research Institution
      Ochanomizu University
  •  多重分岐曲面の3次元多様体への埋め込み(グラフ理論と3次元多様体論の融合)Principal Investigator

    • Principal Investigator
      小沢 誠
    • Project Period (FY)
      2017 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Komazawa University
  •  Research on knot theory and its application

    • Principal Investigator
      Shimokawa Koya
    • Project Period (FY)
      2016 – 2020
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geometry
    • Research Institution
      Saitama University
  •  Embeddings of manifold-graphsPrincipal Investigator

    • Principal Investigator
      Ozawa Makoto
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Komazawa University
  •  Positions and surfaces of a knotPrincipal Investigator

    • Principal Investigator
      OZAWA Makoto
    • Project Period (FY)
      2011 – 2013
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geometry
    • Research Institution
      Komazawa University

All 2024 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 Other

All Journal Article Presentation

  • [Journal Article] Handlebody decompositions of three-manifolds and polycontinuous patterns2022

    • Author(s)
      Sakata N.、Mishina R.、Ogawa M.、Ishihara K.、Koda Y.、Ozawa M.、Shimokawa K.
    • Journal Title

      Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences

      Volume: 478 Issue: 2260 Pages: 20220073-20220073

    • DOI

      10.1098/rspa.2022.0073

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-17H06463, KAKENHI-PROJECT-17K05262, KAKENHI-PROJECT-20K03588, KAKENHI-PROJECT-20J20545, KAKENHI-PROJECT-23K20791
  • [Journal Article] Stable equivalence of bridge positions of a handlebody-knot2021

    • Author(s)
      Ozawa Makoto
    • Journal Title

      International Journal of Mathematics

      Volume: 32 Issue: 13 Pages: 2150093-2150093

    • DOI

      10.1142/s0129167x21500932

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Multibranched Surfaces in 3-Manifolds2021

    • Author(s)
      Ozawa M.
    • Journal Title

      Journal of Mathematical Sciences

      Volume: 255 Issue: 2 Pages: 193-208

    • DOI

      10.1007/s10958-021-05362-x

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] A partial order on multibranched surfaces in 3-manifolds2020

    • Author(s)
      Ozawa Makoto
    • Journal Title

      Topology and its Applications

      Volume: 272 Pages: 107074-107074

    • DOI

      10.1016/j.topol.2020.107074

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] The maximum and minimum genus of a multibranched surface2020

    • Author(s)
      Eudave-Munoz Mario、Ozawa Makoto
    • Journal Title

      Topology and its Applications

      Volume: - Pages: 107502-107502

    • DOI

      10.1016/j.topol.2020.107502

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] The incompatibility of crossing number and bridge number for knot diagrams2019

    • Author(s)
      Blair Ryan、Kjuchukova Alexandra、Ozawa Makoto
    • Journal Title

      Discrete Mathematics

      Volume: 342 Issue: 7 Pages: 1966-1978

    • DOI

      10.1016/j.disc.2019.03.013

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Knots and surfaces2019

    • Author(s)
      Ozawa Makoto
    • Journal Title

      Sugaku Expositions

      Volume: 32 Issue: 2 Pages: 155-179

    • DOI

      10.1090/suga/442

    • NAID

      130006183069

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Two More Proofs that the Kinoshita Graph is Knotted2019

    • Author(s)
      Ozawa Makoto、Taylor Scott A.
    • Journal Title

      The American Mathematical Monthly

      Volume: 126 Issue: 4 Pages: 352-357

    • DOI

      10.1080/00029890.2019.1565857

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Neighborhood equivalence for multibranched surfaces in 3-manifolds2019

    • Author(s)
      Ishihara Kai、Koda Yuya、Ozawa Makoto、Shimokawa Koya
    • Journal Title

      Topology and its Applications

      Volume: 257 Pages: 11-21

    • DOI

      10.1016/j.topol.2019.02.005

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262, KAKENHI-PROJECT-17K14190, KAKENHI-ORGANIZER-17H06460, KAKENHI-PLANNED-17H06463, KAKENHI-PROJECT-16H03928, KAKENHI-PROJECT-16K13751, KAKENHI-PROJECT-17K05254
  • [Journal Article] Stabilization of bridge decompositions of knots and bridge positions of knot types2019

    • Author(s)
      Yeonhee Jang, Tsuyoshi Kobayashi, Kazuto Takao, Makoto Ozawa
    • Journal Title

      京都大学数理解析研究所 講究録

      Volume: 2135 Pages: 2135-05

    • NAID

      120006888108

    • Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Height, trunk and representativity of knots2019

    • Author(s)
      Ryan Blair, Makoto Ozawa
    • Journal Title

      J. Math. Soc. Japan

      Volume: 印刷中

    • NAID

      130007733312

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Unknotting submanifolds of the 3-sphere by twistings2018

    • Author(s)
      Makoto Ozawa
    • Journal Title

      Ann. Sc. Norm. Super. Pisa Cl. Sci.

      Volume: 未定 Pages: 1145-1153

    • DOI

      10.2422/2036-2145.201612_007

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] Genera and minors of multibranched surfaces2017

    • Author(s)
      Shosaku Matsuzaki, Makoto Ozawa
    • Journal Title

      Topology and its Appl

      Volume: 印刷中

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Journal Article] Unknotting submanifolds of the 3-sphere by twistings2017

    • Author(s)
      Makoto Ozawa
    • Journal Title

      Ann. Sc. Norm. Super. Pisa Cl. Sci.

      Volume: 印刷中

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Journal Article] Genera and minors of multibranched surfaces2017

    • Author(s)
      Shosaku Matsuzaki, Makoto Ozawa
    • Journal Title

      Topology and its Applications

      Volume: 230 Pages: 621-638

    • DOI

      10.1016/j.topol.2017.08.041

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Journal Article] A knot with destabilized bridge spheres of arbitrarily high bridge number2016

    • Author(s)
      Yeonhee Jang, Tsuyoshi Kobayashi, Makoto Ozawa, Kazuto Takao
    • Journal Title

      J. London Math.

      Volume: 93 Issue: 2 Pages: 379-396

    • DOI

      10.1112/jlms/jdw004

    • NAID

      120006658032

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25400091, KAKENHI-PROJECT-26400097, KAKENHI-PROJECT-16H03928, KAKENHI-PROJECT-14J03358, KAKENHI-PROJECT-26800042
  • [Journal Article] An obstruction to embedding 2-dimensional complexes into the 3-sphere2016

    • Author(s)
      Kazufumi Eto, Shosaku Matsuzaki, Makoto Ozawa
    • Journal Title

      Topology and its Appl.

      Volume: 198 Pages: 117-125

    • DOI

      10.1016/j.topol.2015.11.008

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097, KAKENHI-PROJECT-16H03928
  • [Journal Article] Dehn surgery and Seifert surface system2016

    • Author(s)
      Makoto Ozawa and Koya Shimokawa
    • Journal Title

      Ann. Sc. Norm. Super. Pisa Cl. Sci. (5)

      Volume: - Pages: 267-276

    • DOI

      10.2422/2036-2145.201410_008

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25400080, KAKENHI-PROJECT-16H03928, KAKENHI-PROJECT-26310206, KAKENHI-PROJECT-26400097, KAKENHI-PROJECT-16K13751, KAKENHI-PROJECT-17K05262
  • [Journal Article] Knot homotopy in subspaces of the 3-sphere2015

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

      Pacific J. Math.

      Volume: 282 Issue: 2 Pages: 389-414

    • DOI

      10.2140/pjm.2016.282.389

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097, KAKENHI-PROJECT-26800028, KAKENHI-PROJECT-16H03928
  • [Journal Article] Coexistence of coiled surfaces and spanning surfaces for knots and links2015

    • Author(s)
      Makoto Ozawa
    • Journal Title

      J. Austral. Math. Soc.

      Volume: 99 Issue: 2 Pages: 250-259

    • DOI

      10.1017/s1446788715000166

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Journal Article] A locally minimal, but not globally minimal bridge position of a knot2013

    • Author(s)
      M. Ozawa , K. Takao
    • Journal Title

      Math. Proc. Cambridge Philos. Soc

      Volume: Vol.155, no.1 Issue: 1 Pages: 181-190

    • DOI

      10.1017/s0305004113000182

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] The representativity of pretzel knots2013

    • Author(s)
      M. Ozawa
    • Journal Title

      J. Knot Theory and its Ramifications

      Volume: Vol.21, no.2 Issue: 02 Pages: 1250016-1250016

    • DOI

      10.1142/s0218216511009716

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Essential state surfaces for knots and links2012

    • Author(s)
      Makoto Ozawa
    • Journal Title

      J. Austral. Math. Soc.

      Volume: 未定(掲載確定)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] On the Neuwirth conjecture for knots2012

    • Author(s)
      M. Ozawa, J. H. Rubinstein
    • Journal Title

      Communications in Analysis and Geometry

      Volume: Vol.20, no.5 Issue: 5 Pages: 1019-1060

    • DOI

      10.4310/cag.2012.v20.n5.a5

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Bridge position and the representativity of spatial graphs2012

    • Author(s)
      M. Ozawa
    • Journal Title

      Topology and its Appl

      Volume: Vol.159, no.4 Issue: 4 Pages: 936-947

    • DOI

      10.1016/j.topol.2011.11.026

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Nonminimal bridge positions of torus knots are stabilized2011

    • Author(s)
      M. Ozawa
    • Journal Title

      Math. Proc. Cambridge Philos. Soc

      Volume: Vol.151, no.2 Issue: 2 Pages: 307-317

    • DOI

      10.1017/s0305004111000235

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Essential state surfaces for knots and links2011

    • Author(s)
      M. Ozawa
    • Journal Title

      J. Austral. Math. Soc

      Volume: Vol.91, no.3 Issue: 3 Pages: 391-404

    • DOI

      10.1017/s1446788712000055

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors

    • Author(s)
      Y. Koda , M. Ozawa
    • Journal Title

      Trans. Amer. Math. Soc

      Volume: (掲載予定)

    • URL

      http://arxiv.org/abs/1212.5928

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Composite tunnel number one genus two handlebody-knots

    • Author(s)
      M. Eudave-Munoz , M. Ozawa
    • Journal Title

      Bol. Soc. Mat. Mexicana

      Volume: (掲載予定)

    • URL

      http://arxiv.org/abs/1305.3410

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Journal Article] Knotted handle decomposing spheres for handlebody-knots

    • Author(s)
      A. Ishii, K. Kishimoto, M. Ozawa
    • Journal Title

      J. Math. Soc. Japan

      Volume: (掲載予定)

    • NAID

      130004927769

    • URL

      http://arxiv.org/abs/1211.4458

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Critical complexes for the 3-sphere2024

    • Author(s)
      Makoto Ozawa
    • Organizer
      East Asian Conference on Geometric Topology
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Partially ordered set of complexes by embeddings and the existence of critical subcomplexes2024

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2024年度年会
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Characterization of critical complexes which have a form $(G\times S^1)\cup H$2024

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2024年度年会
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Forbidden minor multibranched surfaces and critical 2-complexes2022

    • Author(s)
      Makoto Ozawa
    • Organizer
      Fico Gonzalez-Acuna Low Dimensional Topology Seminar
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The 10 unsolved problems in Knot Theory2022

    • Author(s)
      Makoto Ozawa
    • Organizer
      Escuela Fico Gonzalez-Acuna de Nudos y 3-Variedades
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Forbidden minor multibranched surfaces and critical 2-complexes2022

    • Author(s)
      Makoto Ozawa
    • Organizer
      Low Dimensional Topology and Circle-valued Morse Functions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Critical complexes2022

    • Author(s)
      Makoto Ozawa
    • Organizer
      Coloquio CIMAT-DEMAT
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Handlebody decompositions of 3-manifolds and polycontinuous patterns2021

    • Author(s)
      Makoto Ozawa
    • Organizer
      UB Geometry and Topology Seminar
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Forbidden minors for embeddings of multibranched surfaces in the 3-sphere2021

    • Author(s)
      Makoto Ozawa
    • Organizer
      AMS Fall Southeastern Virtual Sectional Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The maximum and minimum genus of a multibranched surface2021

    • Author(s)
      小沢 誠
    • Organizer
      東京女子大学トポロジーセミナー
    • Invited
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Multibranched surfaces in 3-manifolds2021

    • Author(s)
      Makoto Ozawa
    • Organizer
      Moscow Conference on Combinatorics and Applications
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Multibranched surfaces in 3-manifolds2020

    • Author(s)
      Makoto Ozawa
    • Organizer
      Fico Gonzalez-Acuna Low Dimensional Topology Seminar
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The maximum and minimum genus of a multibranched surface2020

    • Author(s)
      Makoto Ozawa
    • Organizer
      2019年度琉球結び目セミナー
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The maximum and minimum genus of a multibranched surface2020

    • Author(s)
      小沢 誠
    • Organizer
      JCCA2020 離散数学とその応用研究集会 ミニシンポジウム 結び目理論
    • Invited
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The maximum and minimum genus of a multibranched surface2020

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2020年度年会
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Morse position for handlebody-knots2020

    • Author(s)
      小沢 誠
    • Organizer
      ハンドル体結び目とその周辺13
    • Invited
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Multibranched surfaces in 3-manifolds2019

    • Author(s)
      Makoto Ozawa
    • Organizer
      Topology, Geometry, and Dynamics: Rokhlin - 100
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Multibranched surfaces in 3-manifolds2019

    • Author(s)
      Makoto Ozawa
    • Organizer
      Coloquio Queretano del IMUNAM - Juriquilla
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] A partial order on multibranched surfaces in 3-manifolds2019

    • Author(s)
      Makoto Ozawa
    • Organizer
      Geometric Topology of low dimensions
    • Invited
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The maximum and minimum genus of a multibranched surface2019

    • Author(s)
      Makoto Ozawa
    • Organizer
      The Third Pan-Pacific International Conference on Topology and Applications
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Height, trunk and representativity of knots2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2018年度年会
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Trunk and representativity of knots2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      International Congress of Mathematicians 2018
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The incompatibility of crossing number and bridge number for knot diagrams2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      2017年度琉球結び目セミナー
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] The incompatibility of crossing number and bridge number for knot diagrams2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2018年度年会
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] A partial order on multibranched surfaces in 3-manifolds2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      2018年度琉球結び目セミナー
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Variations of diagrammatic bridge number of knots2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      Topology seminar in Chung-ang University
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Positions of knots for minimizing geometrical invariants2018

    • Author(s)
      Makoto Ozawa
    • Organizer
      School of Spatial Graph Theory
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Height, trunk and representativity of knots2017

    • Author(s)
      Makoto Ozawa
    • Organizer
      The 2nd Pan Pacific International Conference on Topology and Applications
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05262
  • [Presentation] Unknotting submanifolds of the 3-sphere by twistings2017

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2017年度年会
    • Place of Presentation
      首都大学東京
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Unknotting submanifolds of the 3-sphere by twistings2017

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminario de Topologia en Dimensiones Bajas
    • Place of Presentation
      Universidad Nacional Autonoma de Mexico
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Embeddings of multibranched surfaces into 3-manifolds2017

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminario Guillermo Torres de Geometria y Topologia
    • Place of Presentation
      Universidad Nacional Autonoma de Mexico
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Genera of multibranched surfaces2016

    • Author(s)
      小沢 誠
    • Organizer
      日本数学会2016年度年会
    • Place of Presentation
      筑波大学
    • Year and Date
      2016-03-16
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Genera of multibranched surfaces2016

    • Author(s)
      小沢 誠
    • Organizer
      2016琉球結び目セミナー
    • Place of Presentation
      てんぶす那覇
    • Year and Date
      2016-02-21
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Unknotting submanifolds of the 3-sphere by twistings2016

    • Author(s)
      Makoto Ozawa
    • Organizer
      東京女子大学トポロジーセミナー
    • Place of Presentation
      東京女子大学
    • Invited
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Essential embeddings of multibranched surfaces into 3-manifolds2016

    • Author(s)
      Makoto Ozawa
    • Organizer
      Fall Eastern Sectional Meeting, AMS Special Session, Decomposing 3-manifolds
    • Place of Presentation
      Bowdoin College
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Embeddings of multibranched surfaces2015

    • Author(s)
      Makoto Ozawa
    • Organizer
      The Spatial Graphs Special Session at the AMS Sectional Meeting
    • Place of Presentation
      California State University, Fullerton
    • Year and Date
      2015-10-24
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Embeddings of multibranched surfaces2015

    • Author(s)
      Makoto Ozawa
    • Organizer
      1st Pan Pacific International Conference on Topology and Applications
    • Place of Presentation
      Min Nan Normal University
    • Year and Date
      2015-11-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Knot homotopy in subspaces of the 3-sphere2015

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2015年度年会
    • Place of Presentation
      明治大学
    • Year and Date
      2015-03-24
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Embeddings of multibranched surfaces2015

    • Author(s)
      小沢 誠
    • Organizer
      拡大KOOKセミナー2015
    • Place of Presentation
      神戸大学百年記念館
    • Year and Date
      2015-08-18
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Handlebody-knots from the viewpoint of 3-manifold theory2014

    • Author(s)
      Makoto Ozawa
    • Organizer
      筑波大学トポロジーセミナー
    • Place of Presentation
      筑波大学
    • Year and Date
      2014-07-24
    • Invited
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Knot homotopy in a subspace of the 3-sphere2014

    • Author(s)
      Makoto Ozawa
    • Organizer
      A Satellite Conference of Seoul ICM 2014: Knots and Low Dimensional Manifolds
    • Place of Presentation
      BEXCO Convention & Exhibition Center II, 韓国
    • Year and Date
      2014-08-25
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Dehn surgery and Seifert surface system, (joint work with Koya Shimokawa)2014

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2014年度年会
    • Place of Presentation
      学習院大学
    • Year and Date
      2014-03-15
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Impossibility of embeddings of 2-dimensional complexes into the 3-sphere2014

    • Author(s)
      Makoto Ozawa
    • Organizer
      結び目の数学 VII
    • Place of Presentation
      東京女子大学
    • Year and Date
      2014-12-25
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] A knot with destabilized bridge spheres of arbitrarily high bridge number2014

    • Author(s)
      Makoto Ozawa
    • Organizer
      The Thin Manifold
    • Place of Presentation
      University of Iowa, アメリカ
    • Year and Date
      2014-08-10
    • Invited
    • Data Source
      KAKENHI-PROJECT-26400097
  • [Presentation] Dehn surgery and Seifert surface system, (joint work with Koya Shimokawa)2014

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminari di Geometria
    • Place of Presentation
      Universita di Pisa
    • Year and Date
      2014-02-19
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors, (joint work with Yuya Koda)2013

    • Author(s)
      Makoto Ozawa
    • Organizer
      International Conference on Topology and Geometry 2013
    • Place of Presentation
      島根大学
    • Year and Date
      2013-09-03
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors, (joint work with Yuya Koda)2013

    • Author(s)
      Makoto Ozawa
    • Organizer
      International Workshop on Spatial Graphs 2013
    • Place of Presentation
      東京女子大学
    • Year and Date
      2013-08-15
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coiled surfaces for knots and links, (joint work with Koya Shimokawa)2013

    • Author(s)
      Makoto Ozawa
    • Organizer
      東北結び目セミナー2013
    • Place of Presentation
      東北大学
    • Year and Date
      2013-10-26
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors, (joint work with Yuya Koda), Low-dimensional Topology and Geometry in Toulouse2013

    • Author(s)
      Makoto Ozawa
    • Place of Presentation
      Toulouse Mathematics Institute
    • Year and Date
      2013-06-25
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coexistence of coiled surfaces and spanning surfaces for knots and links2013

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2013年度年会
    • Place of Presentation
      京都大学
    • Year and Date
      2013-03-20
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Nonminimal bridge positions of torus knots2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2012年度年会
    • Place of Presentation
      東京理科大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coexistence of coiled surfaces and spanning surfaces for knots and links, 結び目の数学V2012

    • Author(s)
      Makoto Ozawa
    • Place of Presentation
      早稲田大学
    • Year and Date
      2012-12-26
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Composite handlebody-knots, (joint work with A. Ishii and K. Kishimoto, Mario Eudave-Munoz), 結び目理論の展望2012

    • Author(s)
      Makoto Ozawa
    • Place of Presentation
      早稲田大学
    • Year and Date
      2012-03-17
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Composite handlebody-knots, (joint work with A. Ishii and K. Kishimoto, Mario Eudave-Munoz), Low dimensional topology and number theory IV2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      Spring Workshop 2011 on Low-Dimensional Topology and its Ramifications, Joint Workshop 「ハンドル体結び目とその周辺IV」
    • Place of Presentation
      名城大学名駅サテライト
    • Year and Date
      2012-03-03
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] A locally minimal, but not globally minimal bridge position of a knot, (joint work with Kazuto Takao)2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      Mini-symposium "Knot Theory and its ramifications" at The 6th European Congress of Mathematics
    • Place of Presentation
      Jagiellonian University
    • Year and Date
      2012-07-05
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Nonminimal bridge positions of torus knots are stabilized2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2012年度年会
    • Place of Presentation
      東京理科大学
    • Year and Date
      2012-03-26
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] On the Neuwirth conjecture for knots, (joint work with J. Hyam Rubinstein)2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      東北結び目セミナー2012
    • Place of Presentation
      山形大学
    • Year and Date
      2012-10-13
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] The representativity of knots2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      日本数学会2012年度年会
    • Place of Presentation
      東京理科大学
    • Year and Date
      2012-03-26
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] A locally minimal, but not globally minimal bridge position of a knot, (joint work with Kazuto Takao)2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminario de Topologia en Dimensiones Bajas
    • Place of Presentation
      Universidad Nacional Autonoma de Mexico
    • Year and Date
      2012-02-17
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Composite handlebody-knots2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      ハンドル体結び目とその周辺 IV(招待講演)
    • Place of Presentation
      名城大学名駅サテライト
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] On the Neuwirth conjecture for knots, (joint work with J. Hyam Rubinstein)2012

    • Author(s)
      Makoto Ozawa
    • Place of Presentation
      九州大学西新プラザ
    • Year and Date
      2012-03-12
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Composite handlebody-knots, (joint work with A. Ishii and K. Kishimoto, Mario Eudave-Munoz)2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminari di Geometria
    • Place of Presentation
      Universita di Pisa
    • Year and Date
      2012-09-05
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coexistence of coiled surfaces and spanning surfaces for knots and links2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      School on Knot Theory and 3-Manifolds
    • Place of Presentation
      Centro de Investigación en Matemáticas
    • Year and Date
      2012-12-20
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] On the Neuwirth conjecture for knots2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      Low dimensional topology and number theory IV(招待講演)
    • Place of Presentation
      九州大学西新プラザ
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] A locally minimal, but not globally minimal2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminario de Topologia en Dimensiones Bajas(招待講演)
    • Place of Presentation
      Universidad Nacional Autonoma de Mexico
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Composite handlebody-knots2012

    • Author(s)
      Makoto Ozawa
    • Organizer
      結び目理論の展望(招待講演)
    • Place of Presentation
      早稲田大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Nonminimal bridge positions of torus knots2011

    • Author(s)
      Makoto Ozawa
    • Organizer
      結び目の数学IV
    • Place of Presentation
      東京女子大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Bridge presentations of knots, 「El Seminario de Topologia en Dimensiones Bajas」2011

    • Author(s)
      Makoto Ozawa
    • Place of Presentation
      Universidad Nacional Autonoma de Mexico
    • Year and Date
      2011-08-19
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Nonminimal bridge positions of torus knots are stabilized, 「結び目の数学IV」2011

    • Author(s)
      Makoto Ozawa
    • Place of Presentation
      東京女子大学
    • Year and Date
      2011-12-26
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] On the Neuwirth conjecture for knots2011

    • Author(s)
      Makoto Ozawa
    • Organizer
      東京女子大学トポロジーセミナー(招待講演)
    • Place of Presentation
      東京女子大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] On the Neuwirth conjecture for knots, (joint work with J. Hyam Rubinstein)2011

    • Author(s)
      Makoto Ozawa
    • Organizer
      東京女子大学トポロジーセミナー
    • Place of Presentation
      東京女子大学
    • Year and Date
      2011-05-21
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Bridge presentations of knots2011

    • Author(s)
      Makoto Ozawa
    • Organizer
      El Seminario de Topologia en Dimensiones Bajas(招待講演)
    • Place of Presentation
      Universidad Nacional Autonoma de Mexico
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] A locally minimal, but not globally minimal bridge position of a knot

    • Author(s)
      Makoto Ozawa
    • Organizer
      Mini-symposium "Knot Theory and its ramifications" at The 6th European Congress of Mathematics
    • Place of Presentation
      Jagiellonian University
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coexistence of coiled surfaces and spanning surfaces for knots and links

    • Author(s)
      Makoto Ozawa
    • Organizer
      School on Knot Theory and 3-Manifolds
    • Place of Presentation
      Centro de Investigacion en Matematicas
    • Invited
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Dehn surgery and Seifert surface system

    • Author(s)
      小沢誠
    • Organizer
      日本数学会2014年度年会
    • Place of Presentation
      学習院大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coiled surfaces for knots and links

    • Author(s)
      小沢誠
    • Organizer
      東北結び目セミナー2013
    • Place of Presentation
      東北大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Coexistence of coiled surfaces and spanning surfaces for knots and links

    • Author(s)
      Makoto Ozawa
    • Organizer
      結び目の数学 V
    • Place of Presentation
      早稲田大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Dehn surgery and Seifert surface system

    • Author(s)
      小沢誠
    • Organizer
      Seminari di Geometria
    • Place of Presentation
      Universita di Pisa
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors

    • Author(s)
      小沢誠
    • Organizer
      Low-dimensional Topology and Geometry in Toulouse
    • Place of Presentation
      Toulouse Mathematics Institute
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors

    • Author(s)
      小沢誠
    • Organizer
      International Workshop on Spatial Graphs 2013
    • Place of Presentation
      東京女子大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Essential surfaces of non-negative Euler characteristic in genus two handlebody exteriors

    • Author(s)
      小沢誠
    • Organizer
      International Conference on Topology and Geometry 2013
    • Place of Presentation
      島根大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] Composite handlebody-knots

    • Author(s)
      Makoto Ozawa
    • Organizer
      Seminari di Geometria
    • Place of Presentation
      Universita di Pisa
    • Data Source
      KAKENHI-PROJECT-23540105
  • [Presentation] On the Neuwirth conjecture for knots

    • Author(s)
      Makoto Ozawa
    • Organizer
      東北結び目セミナー2012
    • Place of Presentation
      山形大学
    • Data Source
      KAKENHI-PROJECT-23540105
  • 1.  Shimokawa Koya (60312633)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 2 results
  • 2.  河内 明夫 (00112524)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 3.  石原 海 (40634762)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 1 results
  • 4.  谷山 公規 (10247207)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 5.  三松 佳彦 (70190725)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  門上 晃久 (80382026)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  山口 祥司 (30534044)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  古宇田 悠哉 (20525167)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  中江 康晴 (80506741)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  JANG Yeonhee
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 11.  TAKAO Kazuto
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 12.  小林 毅
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

URL: 

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi