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Study on topological invariants derived from linear representations over a finite field of fundamental groups and geometric structures of 3-manifolds

Research Project

Project/Area Number 17540064
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Geometry
Research InstitutionSoka University (2006-2008)
Tokyo Institute of Technology (2005)

Principal Investigator

KITANO TERUAKI  Soka University, 工学部, 教授 (90272658)

Co-Investigator(Kenkyū-buntansha) 森藤 孝之 (藤森 孝之)  東京農工大学, 大学院・共生科学技術研究部, 准教授 (90334466)
藤井 道彦  京都大学, 大学院・理学研究科, 准教授 (60254231)
高沢 光彦  東京工業大学, 大学院・情報理工学研究科, 助教 (80323822)
Co-Investigator(Renkei-kenkyūsha) FUJII Michihiko  京都大学, 大学院・理学研究科, 准教授 (60254231)
MORIFUJI Takayuki  東京農工大学, 大学院・共生科学技術研究部, 准教授 (90334466)
TAKASAWA Mitsuhiko  東京工業大学, 大学院・情報理工学研究科, 助教 (80323822)
Research Collaborator SUZUKI Masaaki  秋田大学, 教育文化学部, 准教授 (70431616)
MATSUMOTO Mineko  創価大学, 大学院・工学研究科
Project Period (FY) 2005 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,730,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥330,000)
Fiscal Year 2008: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2007: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2006: ¥1,400,000 (Direct Cost: ¥1,400,000)
Fiscal Year 2005: ¥900,000 (Direct Cost: ¥900,000)
Keywordsトポロジー / 3次元多様体 / 結び目 / 基本群 / 結び目群 / 線型表現 / twisted Alexander多項式 / degree 1 map / 全射準同型写像 / 半順序関係 / 全射 / Twisted Alexander多項式 / ねじれAlexander多項式 / ねじれAlexander不変量
Research Abstract

3次元多様体、特に結び目の補空間を主な研究の対象としてその基本群の有限体上の線型表現、それを用いて定義される不変量、及びそれらと多様体の幾何学的な構造との関係について研究した。特に表現としては2次元特殊線型群への表現を扱った。具体的にはコンピュータを用いて,与えられた結び目に対する具体的な線型表現、線型表現の共役類の個数、twisted Alexander多項式の計算を行い、それらを用いて結び目の補空間の間の全射準同型写像の存在や写像度の計算などに関する系統的な研究を行った。

Report

(5 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • 2005 Annual Research Report
  • Research Products

    (39 results)

All 2009 2008 2007 2006 2005 Other

All Journal Article (19 results) (of which Peer Reviewed: 12 results) Presentation (19 results) Book (1 results)

  • [Journal Article] A Partial Order in the Knot Table II2008

    • Author(s)
      Teruaki KITANO and Masaaki SUZUKI
    • Journal Title

      Acta Mathematica Sinica 24

      Pages: 1801-1816

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] L^2-torsion invariants and the Magnus representation of the mapping class group, Groups of Diffeomorphisms2008

    • Author(s)
      Teruaki KITANO and Takayuki MORIFUJI
    • Journal Title

      Advanced Studies in Pure Mathematics Volume(Math. Soc. of Japan) 52

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Twisted Alexander polynomials and a partial order on the set of prime knots, Geometry and Topology Monographs 132008

    • Author(s)
      Teruaki KITANO and Masaaki SUZUKI
    • Journal Title

      Groups, Homotopy and Configuration Spaces (Tookyo 2005)

      Pages: 307-322

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A Partial Order in the Knot Table II2008

    • Author(s)
      Teruaki KITANO, Masaaki SUZUKI
    • Journal Title

      Acta Mathematica Sinica 24

      Pages: 1801-1816

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] L^2-torsion invariants and the Magnus representation of the mapping class group2008

    • Author(s)
      Teruaki KITANO, Takayuki MORIFUTI
    • Journal Title

      Groups of Diffeomorphisms, Advanced Studies in Pure Mathematics 52

      Pages: 31-50

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Twisted Alexander polynomials and a partial order on the setof prime knots2007

    • Author(s)
      Teruaki Kitano and Masaaki Suzuki
    • Journal Title

      Geometry & Topology Monographs 13

      Pages: 307-321

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Torres condition for twisted Alexander polynomials2007

    • Author(s)
      Takayuki Morifuji
    • Journal Title

      Publ. Res. Inst. Math. Sci. 43

      Pages: 143-153

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] An expression of harmonic vector fields on hyperbolic 3-cone-manifolds in terms of hypergeometric functions2007

    • Author(s)
      Michihiko Fujii and Hiroyuki Ochiai
    • Journal Title

      Publ. Res. Inst. Math. Sci. 43

      Pages: 727-761

    • NAID

      110006385901

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Confluence of singular points of ordinary differential equations of Fuchsian type induced by deformation of two-dimensional hyperbolic cone-manifold structures.2007

    • Author(s)
      Michihiko Fujii
    • Journal Title

      kyushu J. Math. 61

      Pages: 21-34

    • NAID

      130000063182

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] On the existence of a surjective homomorohism between knot groups2006

    • Author(s)
      Teruaki KITANO and Masaaki SUZUKI
    • Journal Title

      Intelligence of Low Dimensional Topology 2006. World Scientific

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A note on von Neumann rho-invariant of surface bundles over the circle2006

    • Author(s)
      Takayuki Morifuji
    • Journal Title

      Tohoku Math. J.(2) 58・no.1

      Pages: 123-127

    • NAID

      110004308603

    • Related Report
      2006 Annual Research Report
  • [Journal Article] A note on von-Neumann rho-invariant of surface bundles over the circle2006

    • Author(s)
      Takayuki Morifuji
    • Journal Title

      Tohoku Math.J. 58(未定)

    • NAID

      110004308603

    • Related Report
      2005 Annual Research Report
  • [Journal Article] A partial order in the knot table, Exp2005

    • Author(s)
      Teruaki KITANO and Masaaki SUZUKI
    • Journal Title

      Math 14

      Pages: 385-390

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Twisted Alexander polynomials and surjectivity of a group homomorphism, Algebr2005

    • Author(s)
      Teruaki KITANO, Masaaki SUZUKI and Masaaki WADA
    • Journal Title

      Geom. Topol 5

      Pages: 1315-1324

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Twisted Alexander polynomials and surjectivity of a group homomorphism2005

    • Author(s)
      Teruaki Kitano, Masaaki Suzuki, Masaaki Wada
    • Journal Title

      Algebraic and Geometric Topology 5

      Pages: 1315-1324

    • Related Report
      2005 Annual Research Report
  • [Journal Article] A partial order in the knot table2005

    • Author(s)
      Teruaki Kitano, Masaaki Suzuki
    • Journal Title

      Experimental Mathematics 14・4

      Pages: 385-390

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Degeneration of hyperbolic structures on the figure-eight knot complement and points of finite order on an elliptic curve2005

    • Author(s)
      Michihiko Fujii
    • Journal Title

      Journal of Mathematics of Kyoto University 45

      Pages: 343-354

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Knot Floer homology of (1,1)-knots2005

    • Author(s)
      Hiroshi Goda, Hirohi Matsuda, Takayuki Morifuji
    • Journal Title

      Geom.Dedicata 112

      Pages: 197-214

    • Related Report
      2005 Annual Research Report
  • [Journal Article] A Torres condition for twisted Alexander polynomials,

    • Author(s)
      Takayuki Morifuji
    • Journal Title

      Publ.Res.Inst.Math.Sci. (未定)(掲載決定)

    • Related Report
      2005 Annual Research Report
  • [Presentation] 11交点以下の素な結び目の間の半順序について2009

    • Author(s)
      松本峰子-堀江啓一-北野晃朗-鈴木正明
    • Organizer
      日本数学会年会
    • Place of Presentation
      東京大学
    • Year and Date
      2009-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] A partial order on the set of prime knots with up to 11-crossings2009

    • Author(s)
      Mineko Matsumoto
    • Organizer
      The Fifth East Asian School of Knots and Related Topics
    • Place of Presentation
      Gyeongjyu TEMF Hotel, Gyeongjyu, Korea
    • Year and Date
      2009-01-13
    • Related Report
      2008 Final Research Report
  • [Presentation] 写像類群とL^2-torsion2008

    • Author(s)
      北野晃朗
    • Organizer
      葉層構造論シンポジウム
    • Place of Presentation
      東京大学玉原国際 セミナーハウス
    • Year and Date
      2008-10-31
    • Related Report
      2008 Final Research Report
  • [Presentation] L^2-torsion invariants of a surface bundle over the circle Braids in Paris2008

    • Author(s)
      Teruaki KITANO
    • Organizer
      Institut de Mathematiques de Jussieu, Universite Paris Diderot (Paris 7)
    • Place of Presentation
      France
    • Year and Date
      2008-09-18
    • Related Report
      2008 Final Research Report
  • [Presentation] Towards a complete decision about the partial order on the set of the knots with up to 11-crossings2008

    • Author(s)
      Mineko Matsumoto
    • Organizer
      トポロジーとコンピュータ2008
    • Place of Presentation
      東京工業大学
    • Year and Date
      2008-08-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Magnus representations of the mapping class group and L^2-Torsion invariants2008

    • Author(s)
      Teruaki KITANO
    • Organizer
      Finite Type Invariants, Fat Graphs and Torelli-Johnson-Morita Theory
    • Place of Presentation
      CTQM, Aarhus Univ. Denmark
    • Year and Date
      2008-03-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Magnus Representations of the Mapping Class Group and L^2-Torsion Invariants2008

    • Author(s)
      北野晃朗
    • Organizer
      FINITE TYPE INVARIANTS, FAT GRAPHS AND TORELLI-JOHNSON-MORITA THEORY
    • Place of Presentation
      CTQM, Aarhus university
    • Year and Date
      2008-03-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] 円周上の曲面束のL^2-torsion 不変量と写像類群のMagnus表現2008

    • Author(s)
      北野晃朗
    • Organizer
      Hodge理論・退化・特異点の代数幾何とトポロジー研究集会(第4回)
    • Place of Presentation
      東北学院大学
    • Year and Date
      2008-03-13
    • Related Report
      2008 Final Research Report
  • [Presentation] On the number of SL(2 ; Z/pZ)-representations of knot groups2008

    • Author(s)
      Teruaki Kitano-Masaaki Suzuki
    • Organizer
      The Fourth East Asian School of Knots and Related Topics
    • Place of Presentation
      Univ. Tokyo
    • Year and Date
      2008-01-21
    • Related Report
      2008 Final Research Report
  • [Presentation] On the number of SL(2; Z/pZ)-representations of knot groups2008

    • Author(s)
      北野晃朗
    • Organizer
      The Fourth East Asian School. of Knots and Related Topics
    • Place of Presentation
      東京大学
    • Year and Date
      2008-01-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] Twisted Alexander polynomial and related topics (I)2007

    • Author(s)
      北野晃朗
    • Organizer
      広島大学トポロジー・幾何セミナー
    • Year and Date
      2007-11-28
    • Related Report
      2008 Final Research Report
  • [Presentation] Twisted Alexander polynomial and related topics (II)2007

    • Author(s)
      鈴木正明
    • Organizer
      広島大学トポロジー・幾何セミナー
    • Year and Date
      2007-11-28
    • Related Report
      2008 Final Research Report
  • [Presentation] 写像類群のMagnus表現と円周上の曲面束のL^2-torsion不変量について2007

    • Author(s)
      北野晃朗
    • Organizer
      東京農工大・森藤孝之氏との共同研究
    • Place of Presentation
      広島大学数学教室談話会
    • Year and Date
      2007-11-20
    • Related Report
      2008 Final Research Report
  • [Presentation] 結び目群のSL(2 ; Z/pZ)-表現とその応用2007

    • Author(s)
      北野晃朗
    • Organizer
      広島大学トポロジー・幾何セミナー
    • Year and Date
      2007-11-20
    • Related Report
      2008 Final Research Report
  • [Presentation] 結び目群の有限体上の線型表現とその応用2007

    • Author(s)
      北野晃朗
    • Organizer
      第54回全日本トポロジーシンポジュウム(鈴木正明氏(秋田大学)との共同研究)
    • Place of Presentation
      会津大学
    • Year and Date
      2007-08-08
    • Related Report
      2008 Final Research Report
  • [Presentation] 結び目群の有限体上の線型表現とその応用2007

    • Author(s)
      北野晃朗
    • Organizer
      全日本トポロジーシンポジウム
    • Place of Presentation
      会津大学
    • Year and Date
      2007-08-08
    • Related Report
      2007 Annual Research Report
  • [Presentation] 結び目群の有限体上の線型表現の個数について2007

    • Author(s)
      北野晃朗-鈴木正明
    • Organizer
      日本数学会年会
    • Place of Presentation
      埼玉大学
    • Year and Date
      2007-03-30
    • Related Report
      2008 Final Research Report
  • [Presentation] 円周上の曲面束のL^2-torsionと写像類群のマグナス表現2006

    • Author(s)
      北野晃朗
    • Organizer
      大阪市立大学数学教室談話会
    • Year and Date
      2006-11-08
    • Related Report
      2008 Final Research Report
  • [Presentation] L^2-torsion invariants and the Magnus representation of the mapping class group2006

    • Author(s)
      Teruaki KITANO
    • Organizer
      Groups of Diffeomorphisms 2006
    • Place of Presentation
      Univ. Tokyo
    • Year and Date
      2006-09-11
    • Related Report
      2008 Final Research Report
  • [Book] ねじれAlexander不変量2006

    • Author(s)
      北野晃朗, 合田洋, 森藤孝之
    • Total Pages
      183
    • Publisher
      日本数学会
    • Related Report
      2006 Annual Research Report

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Published: 2005-04-01   Modified: 2016-04-21  

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