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Analytical studies of irrationally indifferent cycles in higher dimensional complex dynamics and Diophantine approximations

Research Project

Project/Area Number 24740087
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Basic analysis
Research InstitutionKyoto Institute of Technology

Principal Investigator

OKUYAMA Yusuke  京都工芸繊維大学, 工芸科学研究科, 准教授 (00334954)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2014: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2013: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords複素力学系 / 数論力学系 / 無理的中立周期系 / ディオファントス近似
Outline of Final Research Achievements

We established a quantitative asymptotically Fekete property of averaged pullbacks of points up to an exceptional set of capacity 0 under the dynamics of a rational function of degree >1 on the Berkovich projective line over an algebraically closed field that is complete with respect to a non-trivial absolute value and has characteristic 0, and characterized and established an equidistribution theorem for moving targets in terms of Diophantine approximation. On the other hand, as an application of Diophantine property of critical orbits, we solved a problem posed by Favre--Dujardin on an approximation of the bifurcation current of a holomorphic family of rational functions and the activity current of a marked critical point of the family in the case of superattracting periodic points.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (22 results)

All 2015 2014 2013 Other

All Journal Article (8 results) (of which Peer Reviewed: 8 results) Presentation (14 results) (of which Invited: 5 results)

  • [Journal Article] Rescaling principle for isolated essential singularities of quasiregular mappings2015

    • Author(s)
      Yusuke Okuyama, Pekka Pankka
    • Journal Title

      Proc. Amer. Math. Soc.

      Volume: 143 Issue: 5 Pages: 2043-2050

    • DOI

      10.1090/s0002-9939-2014-12378-1

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A generalization of a completeness lemma in minimal surface theory2014

    • Author(s)
      Yusuke Okuyama, Katsutoshi Yamanoi
    • Journal Title

      Kodai Mathematical Journal

      Volume: 37 Issue: 2 Pages: 506-517

    • DOI

      10.2996/kmj/1404393902

    • NAID

      130004949007

    • ISSN
      0386-5991, 1881-5472
    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Equidistribution of rational functions having a superattracting periodic point towards the activity current and the bifurcation current2014

    • Author(s)
      Yusuke Okuyama
    • Journal Title

      Conform. Geom. Dyn.

      Volume: 18 Issue: 12 Pages: 217-228

    • DOI

      10.1090/s1088-4173-2014-00271-9

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Equilibrium measures for uniformly quasiregular dynamics2014

    • Author(s)
      Yusuke Okuyama
    • Journal Title

      J. London Math. Soc.

      Volume: 89 Issue: 2 Pages: 524-538

    • DOI

      10.1112/jlms/jdt077

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Adelic equidistribution, characterization of equidistribution, and a general equidistribution theorem in non-archimedean dynamics2013

    • Author(s)
      Yusuke Okuyama
    • Journal Title

      Acta Arith.

      Volume: 161 Issue: 2 Pages: 101-125

    • DOI

      10.4064/aa161-2-1

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Accumulation of periodic points for local uniformly quasiregular mappings2013

    • Author(s)
      Yusuke Okuyama
    • Journal Title

      RIMS Kokyuroku Bessatsu

      Volume: B43 Pages: 121-139

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Fekete configuration, quantitative equidistribution and wandering critical orbits in non-archimedean dynamics2013

    • Author(s)
      Yusuke Okuyama
    • Journal Title

      Mathematische Zeitschrift

      Volume: 273 Issue: 3-4 Pages: 811-837

    • DOI

      10.1007/s00209-012-1032-x

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Journal Article] Approximation of Lyapunov exponents in non-archimedean and complex dynamics2013

    • Author(s)
      Yusuke Okuyama
    • Journal Title

      "Topics in Finite or Infinite Dimensional Complex Analysis", Proceedings of the 19th ICFIDCAA Hiroshima 2011

      Volume: なし Pages: 217-222

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Presentation] Equidistribution of rational functions having a superattracting periodic point2015

    • Author(s)
      Yusuke Okuyama
    • Organizer
      Komplex Analysis Weeklong School and Workshop VI (EMS Summer School)
    • Place of Presentation
      Chentro di Ricerca Matematica Ennio De Giorgi, Pisa
    • Year and Date
      2015-03-27
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] A Lehto-Virtanen-type theorem and its application to Kobayashi hyperbolic geometry2015

    • Author(s)
      Yusuke Okuyama
    • Organizer
      「等角写像論・値分布論」合同研究集会
    • Place of Presentation
      幕張メッセ
    • Year and Date
      2015-02-08
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] Equidistribution of rational functions having a superattracting periodic point towards the activity current and the bifurcation current2014

    • Author(s)
      Yusuke Okuyama
    • Organizer
      Workshop on complex dynamics
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2014-12-11
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] Potential geometry and (non-)archimedean dynamics on the Berkovich projective line2014

    • Author(s)
      Yusuke Okuyama
    • Organizer
      Algebraic Number Theory and Related Topics 2014
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2014-12-02
    • Related Report
      2014 Annual Research Report
  • [Presentation] A generalization of a completeness lemma in minimal surface theory2014

    • Author(s)
      Yusuke Okuyama
    • Organizer
      「等角写像論・値分布論」合同研究集会
    • Place of Presentation
      法政大学
    • Related Report
      2013 Research-status Report
  • [Presentation] A quantitative logarithmic equidistribution in non-archimedean and complex dynamics2014

    • Author(s)
      Yusuke Okuyama
    • Organizer
      日本数学会 2014 年年会 代数学分科会
    • Place of Presentation
      学習院大学
    • Related Report
      2013 Research-status Report
  • [Presentation] Algebraic zeros divisors having small diagonals and small heights in adelic dynamics2014

    • Author(s)
      Yusuke Okuyama
    • Organizer
      日本数学会 2014 年年会 代数学分科会
    • Place of Presentation
      学習院大学
    • Related Report
      2013 Research-status Report
  • [Presentation] Equilibrium measures and ergodic properties for uniformly quasiregular dynamics2013

    • Author(s)
      Yusuke Okuyama
    • Organizer
      日本数学会 2013 年秋期総合分科会 函数論分科会
    • Place of Presentation
      愛媛大学
    • Related Report
      2013 Research-status Report
  • [Presentation] A rescaling principle for an isolated essential singularity of a quasiregular mapping2013

    • Author(s)
      Yusuke Okuyama
    • Organizer
      日本数学会 2013 年秋期総合分科会 函数論分科会
    • Place of Presentation
      愛媛大学
    • Related Report
      2013 Research-status Report
  • [Presentation] Accumulation of periodic points in local uniformly quasiregular dynamics2013

    • Author(s)
      Yusuke Okuyama
    • Organizer
      日本数学会 2013 年秋期総合分科会 函数論分科会
    • Place of Presentation
      愛媛大学
    • Related Report
      2013 Research-status Report
  • [Presentation] A characterization of quasiregularly elliptic closed manifolds

    • Author(s)
      Yusuke Okuyama
    • Organizer
      International Workshop on Potential Theory, Sapporo, 2013
    • Place of Presentation
      北海道大学理学研究院
    • Related Report
      2012 Research-status Report
  • [Presentation] Fekete configuration and quantitative equidistribution in non-archimedean and complex dynamics

    • Author(s)
      Yusuke Okuyama
    • Organizer
      複素力学系の新展開
    • Place of Presentation
      京都大学数理解析研究所
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] Equidistribution problems

    • Author(s)
      Yusuke Okuyama
    • Organizer
      RTG WORKSHOP AND LECTURE SERIES ``Complex and Non-Archimedean Dynamics''
    • Place of Presentation
      University of Michigan
    • Related Report
      2012 Research-status Report
    • Invited
  • [Presentation] Equilibrium measures for uniformly quasiregular dynamics

    • Author(s)
      Yusuke Okuyama
    • Organizer
      Potential Theory and its Related Fields
    • Place of Presentation
      京都大学数理解析研究所
    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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