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Study on local moves of knots with application to DNA knots

Research Project

Project/Area Number 21540092
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Geometry
Research InstitutionOsaka City University

Principal Investigator

KANENOBU Taizo  大阪市立大学, 大学院・理学研究科, 教授 (00152819)

Co-Investigator(Kenkyū-buntansha) KAWAUCHI Akio  大阪市立大学, 大学院・理学研究科, 教授 (00112524)
MORIUCHI Hiromasa  大阪市立大学, 大学院・理学研究科, 特任准教授 (20453128)
TAYAMA Ikuo  大阪市立大学, 大学院・理学研究科, 研究所員 (00382036)
Co-Investigator(Renkei-kenkyūsha) MIYAZAWA Yasuyuki  山口大学, 大学院・理工学研究科, 教授 (60263761)
Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000)
Fiscal Year 2011: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2010: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2009: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Keywords結び目 / 絡み目 / バンド手術 / DNA部位特異組み換え / SH(3)移動 / デルタ移動 / ガンマゼロ移動 / ジョーンズ多項式 / 手錠型グラフ / 有限型不変量 / 仮想結び目 / リボントーラス / 補空間の基本群 / ペリフェラル部分群 / H(2)移動 / H(2)ゴルディアン距離 / DNA絡み目 / リボン・フュージョン数
Research Abstract

We studied several local moves on knots and links such as an H(2)-move, band surgery, and SH(3)-move. In particular, we gave several methods to estimate the Gordian distances between two knots. Then, using some relationships of the Jones and Q polynomials

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (36 results)

All 2012 2011 2010 2009 Other

All Journal Article (22 results) (of which Peer Reviewed: 22 results) Presentation (11 results) Remarks (3 results)

  • [Journal Article] Band surgery on knots and links, II2012

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Journal Knot Theory and Its Ramifications

      Volume: Vol.21, No.9

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Finite type invariants of order 3 for a spatial handcuff graph2012

    • Author(s)
      Kanenobu, Taizo and Sugita, Kaori
    • Journal Title

      Topology AppL

      Volume: Vol. 159, Issue 4 Pages: 966-979

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Finite type invariants of order 3 for a spatial handcuff graph2012

    • Author(s)
      Kanenobu, Taizo, Sugita, Kaori
    • Journal Title

      Topology and its Applications

      Volume: 159 Pages: 966-979

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Journal Article] H(2)-Gordian distance of knots2011

    • Author(s)
      (3)Kanenobu, Taizo
    • Journal Title

      Journal Knot Theory and Its Ramifications

      Volume: Vo1.20, No.6 Pages: 813-835

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] H(2)-Gordian distance of knots2011

    • Author(s)
      Taizo Kanenobu
    • Journal Title

      Journal of Knot Theory and Its Ramifications

      Volume: Vol.20 Issue: 06 Pages: 813-835

    • DOI

      10.1142/s0218216511008991

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The H(2)-Gordian distance of knots and links2011

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Journal of Knot Theory and its Ramifications

      Volume: 20(掲載確定)

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Finite type invariants of order 3 for a spatial handcuff graph2011

    • Author(s)
      Kanenobu, Taizo, Sugita, Kaori
    • Journal Title

      Topology and its Applications

      Volume: 158(掲載確定)

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Upper bound for the alternation number of a torus knot2010

    • Author(s)
      Taizo Kanenobu
    • Journal Title

      Topology Appl.

      Volume: Vol.157 Issue: 1 Pages: 302-318

    • DOI

      10.1016/j.topol.2009.04.025

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Band surgery on knots and links2010

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Journal Knot Theory and Its Ramifications

      Volume: Vo1.19, No.12 Pages: 1535-1547

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Enumerating 3-manifolds with lengths up to 9 by a canonical order2010

    • Author(s)
      A. Kawauchi and I. Tayama
    • Journal Title

      Topology Appl.

      Volume: Vol.157 Issue: 1 Pages: 261-268

    • DOI

      10.1016/j.topol.2009.04.028

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Upper bound for the alternation number of a torus knot2010

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Topology and its Applications

      Volume: 157 Pages: 302-318

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Band surgery on knots and links2010

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Journal of Knot Theory and its Ramifications

      Volume: 19 Pages: 1535-1547

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Upper bound for the alternation number of a torus knot2010

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Topology Appl. 157

      Pages: 302-318

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Band surgery on knots and links2010

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Journal of Knot Theory and its Applications (掲載確定)

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The H(2)-Gordian distance of knots and links2010

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Journal of Knot Theory and its Applications (掲載確定)

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Sharp‐unknotting number of a torus knot2009

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Kyungpook Math. J.

      Volume: 49 Pages: 583-594

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] H(2)‐unknotting number of a knot2009

    • Author(s)
      Kanenobu, Taizo, and Miyazawa, Yasuyuki
    • Journal Title

      Communications in Mathematical Research

      Volume: Vo1.25, no.5 Pages: 433-460

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] The bLock numbers of 2‐bridge knotsand links2009

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Kobe J. Math.

      Volume: VoL 26, No.1-2 Pages: 1-15

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] A table of B-curves and handcuff graphs with up to seven crossings2009

    • Author(s)
      Moriuchi, Hiromasa
    • Journal Title

      Noncommutativity and singularities

      Volume: 55 Pages: 281-290

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Sharp-unknotting number of a torus knot2009

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Kyungpook Math.J. 49

      Pages: 583-594

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The block numbers of 2-bridge knots and links2009

    • Author(s)
      Kanenobu, Taizo
    • Journal Title

      Kobe J.Math. 26

      Pages: 1-15

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] H(2)-unknotting number of a knot2009

    • Author(s)
      Kanenobu, Taizo, Miyazawa, Yasuyuki
    • Journal Title

      Communications in Mathematical Research 25

      Pages: 433-460

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] Band surgery on knots with applications to other local moves2012

    • Author(s)
      金信泰造
    • Organizer
      ア メリカ数学会2012年春季特別会議
    • Place of Presentation
      アメリカ合衆国ハワイ大学
    • Year and Date
      2012-03-04
    • Related Report
      2011 Final Research Report
  • [Presentation] Band surgery on knots with applications to other local moves2012

    • Author(s)
      Kanenobu, Taizo
    • Organizer
      アメリカ数学会2012年春季特別会議
    • Place of Presentation
      アメリカ合衆国ハワイ大学(招待講演)
    • Year and Date
      2012-03-04
    • Related Report
      2011 Annual Research Report
  • [Presentation] Ribbon torus knots presented by virtual knots with up to 4 crossings2011

    • Author(s)
      金信泰造
    • Organizer
      The 19th TAPU Seminar on Knots and Related Topics
    • Place of Presentation
      韓 国釜山Seacloud Hotel
    • Year and Date
      2011-09-14
    • Related Report
      2011 Final Research Report
  • [Presentation] Ribbon torus knots presented by virtual knots with up to 4 crossings2011

    • Author(s)
      Kanenobu, Taizo
    • Organizer
      The 19th TAPU Seminar on Knots and Related Topics
    • Place of Presentation
      韓国釜山Seacloud Hotel(招待講演)
    • Year and Date
      2011-09-14
    • Related Report
      2011 Annual Research Report
  • [Presentation] Band surgery on on 2-component links2011

    • Author(s)
      金信泰造
    • Organizer
      第3回KOOK-TAPU合 同Seminar
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2011-07-25
    • Related Report
      2011 Final Research Report
  • [Presentation] Band surgery on 2-component links2011

    • Author(s)
      Kanenobu, Taizo
    • Organizer
      第3回KOOK-TAPU合同Seminar
    • Place of Presentation
      大阪市立大学(招待講演)
    • Year and Date
      2011-07-25
    • Related Report
      2011 Annual Research Report
  • [Presentation] Finite type invariants for a spatial handcuff graph2010

    • Author(s)
      金信泰造
    • Organizer
      第5回日本・ メキシコトポロジー国際会議
    • Place of Presentation
      メキシココリマ大学
    • Year and Date
      2010-09-30
    • Related Report
      2011 Final Research Report
  • [Presentation] Finite type invariants for a spatial handcuff graph2010

    • Author(s)
      Kanenobu, Taizo
    • Organizer
      第5回日本・メキシコトポロジー国際会議
    • Place of Presentation
      コリマ大学(メキシコ)
    • Year and Date
      2010-09-30
    • Related Report
      2010 Annual Research Report
  • [Presentation] Finite type invariants for a spatial handcuff graph2010

    • Author(s)
      Kanenobu, Taizo
    • Organizer
      第2回KOOK-TAPU合同Seminar
    • Place of Presentation
      慶北大学(韓国,テグ)
    • Year and Date
      2010-07-27
    • Related Report
      2010 Annual Research Report
  • [Presentation] H(2)-Gordian Distance of Knots,結び目・絡み目に関する2010

    • Author(s)
      金信泰造
    • Organizer
      第6回東 アジアスクール
    • Place of Presentation
      中 国南開大学陳省身数学研究所.
    • Year and Date
      2010-01-26
    • Related Report
      2011 Final Research Report
  • [Presentation] H(2)-Gordian Distance of Knots2010

    • Author(s)
      Kanenobu, Taizo
    • Organizer
      結び目・絡み目に関する第6回東アジアスクール
    • Place of Presentation
      南開大学陳省身(S.S.Chern)数学研究所(中国・天津)
    • Year and Date
      2010-01-26
    • Related Report
      2009 Annual Research Report
  • [Remarks]

    • URL

      http://www.sci.osaka-cu.ac.jp/math/OCAMI/preprint/index_10.html

    • Related Report
      2011 Annual Research Report
  • [Remarks]

    • URL

      http://math01.sci.osaka-cu.ac.jp/OCAMI/preprint/index_10.html

    • Related Report
      2010 Annual Research Report
  • [Remarks]

    • URL

      http://math01.sci.osaka-cu.ac.jp/OCAMI/preprint/2009/09_08.pdf

    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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