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Exact WKB analysis of systems of differential equations

Research Project

Project/Area Number 18540197
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Basic analysis
Research InstitutionKinki University

Principal Investigator

AOKI Takashi  Kinki University, 理工学部, 教授 (80159285)

Co-Investigator(Kenkyū-buntansha) HONDA Naofumi  北海道大学, 大学院・理学研究院, 准教授 (00238817)
OHNO Yasuo  近畿大学, 理工学部, 准教授 (70330230)
NAKAMURA Yayoi  近畿大学, 理工学部, 講師 (60388494)
MATSUI Yutaka  近畿大学, 理工学部, 講師 (10510026)
Co-Investigator(Renkei-kenkyūsha) HONDA Naofumi  北海道大学, 大学院・理学研究院, 准教授 (00238817)
NAKAMURA Yayoi  近畿大学, 理工学部, 講師 (60388494)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥630,000)
Fiscal Year 2008: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2007: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2006: ¥1,300,000 (Direct Cost: ¥1,300,000)
Keywords正則列 / フックス型微分方程式 / 超幾何微分方程式 / 多重ゼータ値 / インスタントン解 / 完全WKB解析 / モノドロミー行列 / 形式解 / 野海・山田方程式 / 変わり点 / 無限階擬微分作用素 / 表象理論 / パンルヴェ方程式 / 漸近解 / フックス型微分法的式
Research Abstract

大きなパラメータを自然な形で含む連立非線型微分方程式系の形式解を構成するためには,主要部を決定する代数方程式系を解く必要がある.方程式の階数や方程式の個数が大きい場合は代数方程式系が複雑なものとなり,一見したところでは主要部が決定可能かどうかの判定は困難である.本研究では,この間題に関して主要部が決定可能であることを保証する幾つかの条件を与えた.これらの条件を実際の例に適用して重要な方程式系に対する形式解の存在が証明された.

Report

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

    (29 results)

All 2009 2008 2007 2006

All Journal Article (19 results) (of which Peer Reviewed: 15 results) Presentation (8 results) Book (2 results)

  • [Journal Article] The Bender-Wu analysis and the Voros theory. II2009

    • Author(s)
      T. Aoki, T. Kawai, Y. Takei
    • Journal Title

      Advanced Studies in Pure Mathematics 54

      Pages: 19-94

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Bender-Wu analysis and the Voros theory, II2009

    • Author(s)
      Takashi Aoki
    • Journal Title

      Advanced Studies in Pure Mathematics 54

      Pages: 19-94

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A generating function for sums of multiple zeta values and its applications2008

    • Author(s)
      T. Aoki, Y. Kombu, Y. Ohno
    • Journal Title

      Proceedings of the American Mathematical Society 136

      Pages: 387-395

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Principally tame regular sequences associated with the fourth Painleve hierarchy with a large parameter2008

    • Author(s)
      T. Aoki and N. Honda
    • Journal Title

      Proceedings of the Japan Academy 84, Ser. A

      Pages: 42-47

    • NAID

      40015931130

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Multiple-scale analysis for higher-order Painleve equations2008

    • Author(s)
      T. Aoki
    • Journal Title

      RIMS Kokyuroku Bessatsu B5

      Pages: 89-98

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Monodromy matrices of a second order Fuchsian differential equation with five singular points2008

    • Author(s)
      T. Aoki, T. Iizuka
    • Journal Title

      RIMS Kokyuroku Bessatsu B5

      Pages: 117-127

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Topological Radon transforms and their applications2008

    • Author(s)
      Y. Matsui, K. Takeuchi
    • Journal Title

      RIMS Kokyuroku Bessatsu B5

      Pages: 225-240

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] On invariants of Reiffen's isolated singularities2008

    • Author(s)
      Y. Nakamura
    • Journal Title

      RIMS Kokyuroku Bessatsu B5

      Pages: 7-13

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Regular sequences associated with the Noumi-Yamada equations with a large parameter2008

    • Author(s)
      T. Aoki, N. Honda
    • Journal Title

      Algebraic Analysis of Differential Equations, T. Aoki, H. Majima, Y. Takei and N. Tose (Eds.) Springer

      Pages: 45-53

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A generating function for sums of multiple zeta values and its applications2008

    • Author(s)
      Takashi Aoki
    • Journal Title

      Proceedings of the American Mathematical Society 136

      Pages: 387-395

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Principally tame regular sequences associated with the fourth Painleve Hierarchy with a large parameter2008

    • Author(s)
      Takashi Aoki
    • Journal Title

      Proceedings of the Japan Academy, Ser. A 84

      Pages: 42-47

    • NAID

      40015931130

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Multiple-scale analysis for higher-order Painleve equations2008

    • Author(s)
      Takashi Aoki
    • Journal Title

      RIMS Kokyuroku Bessatsu B5

      Pages: 89-98

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Monodromy matrices of a second order Fuchsian differential equationwith five singular points2008

    • Author(s)
      Takashi Aoki
    • Journal Title

      RIMS Kokvuroku Bessatsu B5

      Pages: 117-127

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] On invariants of Reiffen's isolated singularity2008

    • Author(s)
      Yayoi Nakamura
    • Journal Title

      RIMS Kokyuroku Bessatsu B5

      Pages: 7-13

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Classification of Stokes graphs of second order Fuchsian differential equations of genus two2007

    • Author(s)
      Takashi Aoki
    • Journal Title

      Publ.RIMS Kyoto Univ 43

      Pages: 241-276

    • NAID

      110006202851

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Classification of Stokes graphs of second order Fuchsian differential equations of genus two2007

    • Author(s)
      T.aoki, T.Iizuka
    • Journal Title

      Publication of RIMS, Kyoto University 43

      Pages: 241-276

    • NAID

      110006202851

    • Related Report
      2006 Annual Research Report
  • [Journal Article] On weighted-degrees for algebraic local cohomologies associated with semiquasihomogeneous singularities2007

    • Author(s)
      Y.Nakamura, S.Tajima
    • Journal Title

      Advanced Studies in Pure Mathematics 46

      Pages: 105-117

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 野海・山田系に付随する代数方程式系について2006

    • Author(s)
      青木貴史, 本多尚文
    • Journal Title

      数理解析研究所講究録 1516

      Pages: 1-8

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Cyclic sum of multiple zeta values.2006

    • Author(s)
      Y.Ohno, N.Wakabayashi
    • Journal Title

      Acta Arithmetica 123

      Pages: 289-295

    • Related Report
      2006 Annual Research Report
  • [Presentation] Introduction to the symbol theory of pseudodifferential operators2009

    • Author(s)
      青木貴史
    • Organizer
      RIMS共同研究 無限階擬微分作用素の超局所解析と漸近解析(代表者 青木貴史)
    • Place of Presentation
      京都
    • Year and Date
      2009-02-13
    • Related Report
      2008 Final Research Report
  • [Presentation] 多重ゼータ値と超幾何関数2009

    • Author(s)
      青木貴史
    • Organizer
      RIMS共同研究 微分方程式のモノドロミーをめぐる諸問題(代表 木村弘信)
    • Place of Presentation
      京都
    • Year and Date
      2009-02-03
    • Related Report
      2008 Final Research Report
  • [Presentation] 多重ゼータ値と超幾何関数2009

    • Author(s)
      青木貴史
    • Organizer
      微分方程式のモノドロミーをめぐる諸問題
    • Place of Presentation
      京都
    • Year and Date
      2009-02-03
    • Related Report
      2008 Annual Research Report
  • [Presentation] Tame regular sequences and applications, Holomorphic partial differential equations, small divisors and summability2008

    • Author(s)
      T. Aoki
    • Organizer
      CIRM
    • Place of Presentation
      Luminiy
    • Year and Date
      2008-02-01
    • Related Report
      2008 Final Research Report
  • [Presentation] Tame regular sequences and applications2008

    • Author(s)
      Takashi Aoki
    • Organizer
      Holomorphic partial differential equations, small divisors and summability
    • Place of Presentation
      CIRM,Luminy
    • Year and Date
      2008-02-01
    • Related Report
      2007 Annual Research Report
  • [Presentation] Construction of formal solutions of Painleve hierarchies2007

    • Author(s)
      T. Aoki
    • Organizer
      Workshop on Theoretical and Applied Sciences
    • Place of Presentation
      Rome
    • Year and Date
      2007-03-05
    • Related Report
      2008 Final Research Report
  • [Presentation] 高階Painleve方程式の多重スケール解析2006

    • Author(s)
      青木貴史
    • Organizer
      RIMS研究集会 微分方程式系の代数解析と完全WKB解析(代表者 青木貴史)
    • Place of Presentation
      京都
    • Year and Date
      2006-12-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Sum relations for multiple zeta values and the Gauss hypergeometric function, Applied Asymptotics and Modelling2006

    • Author(s)
      T. Aoki
    • Organizer
      ICMS
    • Place of Presentation
      Edinburgh
    • Year and Date
      2006-06-26
    • Related Report
      2008 Final Research Report
  • [Book] Algebraic Analysis of Differential Equations, Springer2008

    • Author(s)
      T. Aoki, H. Majima, Y. Takei, N. Tose (Eds.)
    • Related Report
      2008 Final Research Report
  • [Book] Algebraic Analysis of Differential Equations2008

    • Author(s)
      Takashi Aoki(編集)
    • Total Pages
      352
    • Publisher
      Springer
    • Related Report
      2007 Annual Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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