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Structure of solutions of the hyperbolic equation

Research Project

Project/Area Number 03640147
Research Category

Grant-in-Aid for General Scientific Research (C)

Allocation TypeSingle-year Grants
Research Field 解析学
Research InstitutionKYOTO UNIVERSITY

Principal Investigator

NISHIWADA Kimimasa  Kyoto University, Integrated Human Studies Assistant Professor, 総合人間学部, 助教授 (60093291)

Co-Investigator(Kenkyū-buntansha) MORIMOTO Yoshinori  Kyoto University, Graduate School of Human and Environmental Studies, Assistant, 人間環境学研究科, 助教授 (30115646)
NISHIYAMA Kyo  Kyoto University, Integrated Human Studies Assistant Professor, 総合人間学部, 助教授 (70183085)
KATO Shin-ichi  Kyoto University, Integrated Human Studies Assistant Professor, 総合人間学部, 助教授 (90114438)
KONO Norio  Kyoto University, Integrated Human Studies Professor, 総合人間学部, 教授 (90028134)
KASAHARA Koji  Kyoto University, Integrated Human Studies Professor, 総合人間学部, 教授 (70026748)
宇敷 重広  京都大学, 教養部, 助教授 (10093197)
上田 哲生  京都大学, 教養部, 助教授 (10127053)
浅野 潔  京都大学, 教養部, 教授 (90026774)
Project Period (FY) 1991 – 1992
Project Status Completed (Fiscal Year 1992)
Budget Amount *help
¥1,700,000 (Direct Cost: ¥1,700,000)
Fiscal Year 1992: ¥600,000 (Direct Cost: ¥600,000)
Fiscal Year 1991: ¥1,100,000 (Direct Cost: ¥1,100,000)
KeywordsSchrodinger operator / Hypoellipticity / Eigenvalue estimate / Representation theory / Hecke algebra / Self similar process / Sample paths / Lie superalgebra / ガウス算術幾何平均 / モノドロミ-表現 / 楕円積分
Research Abstract

The aim of this project consists in doing research on the structure of solutions of hyperbolic equations and related problems in the theory of differential eauations. In so doing our project needs results not only from the theory of partial differential equations but also from a wide range of mathematical branches such as the function theory, the representation theory , the theory of stochastic process etc.. In more concrete terms [1] is concerned with certain L^2 estimates, which were used by Fefferman-Phong in order to get some eigenvalue estimates for the Schrodinger equation -DELTA+V(chi) . We used these estimates to prove the existence of certain degenerate hypoelliptic operators of general order. In [2] we discuss recent developments on random fields and their sample paths, where particular emphasis is given on self similar processes. The treatise is based on our survey lecture at the National University of Taiwan. In [3] it is proved that the duality for representations of a Hecke algebra is given by its automorphisms. In [4] is obtained a complete classification of all the unitary representations of the Lie superalgebra su(rho,q/n)and at the same time using a theory of super duality we give a concrete construction of the unitary representation on a Fock space. With this study one also obtains some examples of partial differential operators with values in the Clifford algebra and of some invariant forms. This paper utilizes the fact that the unitary representation of the Lie superalgebra is the highest weight representation.

Report

(3 results)
  • 1992 Annual Research Report   Final Research Report Summary
  • 1991 Annual Research Report
  • Research Products

    (16 results)

All Other

All Publications (16 results)

  • [Publications] 森本 芳則: "Estimates for degenerate Schrodinger operators and hypoellipticity for infinitely degenerate elliptic operators" J.Math.Kyoto Univ.32-2. 333-372 (1992)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] 河野 敬雄: "Recent development on random fields and their sample paths.PartIII:Self similar processes" Soochow Journal of Mathematics. Vol.17-2. 327-361 (1991)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] 加藤 信一: "Duality for representations of a Hecke algebra" Proceedings of the American Mathematical Society.

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] 西山 享: "Characters and super-characters of discrete series representations for orthosym plectic Lie superalgebras" Journal of Algebra. 141. 399-419 (1991)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] Morimoto, Yoshinori: "Estimates for degenerate Schrodinger operators and hypoellipticity for infinitely degenerate elliptic operators." Journal of Mathematics of Kyoto University. Vol.32,no.2. 333-372 (1992)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] Kono, Norio: "Recent development on random fields and their sample paths. Part III: Self similar processes." Soochow Journal of Mathematics. Vol.17,no.2. 327-361 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] Kato, Shin-ichi: "Duality for representations of a Hecke algebra." Proceedings of the American Mathematical Society,.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] Nishiyama, Kyo: "Characters and super-characters of discrete representations for orthosymplectic Lie super algebras." Journal of Algebra,. Vol.141. 399-419 (1991)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1992 Final Research Report Summary
  • [Publications] 森本 芳則: "Estimates for degenerate Schrodinger operators and hypoellipticity for infinitely degenerate elliptic operators" J.Math.Kyoto Univ.32-2. 333-372 (1992)

    • Related Report
      1992 Annual Research Report
  • [Publications] 河野 敬雄: "Recent development on random fields and their Sample Paths. PartIII : Self similar Processes" Soochow Journal of Mathematics. V.17-2. 327-361 (1991)

    • Related Report
      1992 Annual Research Report
  • [Publications] 加藤 信一: "Duality for representations of a Heckealgebra" Proceedings of the American Mathematical Society.

    • Related Report
      1992 Annual Research Report
  • [Publications] 西山 享: "Characters and Super-characters of discrete series representations for orthosym pletic Lie superalgebras" Journal of Algebr2. 141. 399-419 (1991)

    • Related Report
      1992 Annual Research Report
  • [Publications] 河野 敬雄: "Recent development on random fields and their sample raths Part II." Soochow J.Math.17. 1-24 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] 上田 哲生: "Local structure of analytic transformations of two complex variable II." J.Math.Kyoto.Unive. 31. 695-711 (1991)

    • Related Report
      1991 Annual Research Report
  • [Publications] 上田 哲生: "Neighborhood of a Rational Curve with a Node"

    • Related Report
      1991 Annual Research Report
  • [Publications] 宇敷 重広: "Julia Sets with Polyhedral Symmetrices" Fractals in the Fundamental and Applied Sciences. 425-442 (1991)

    • Related Report
      1991 Annual Research Report

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Published: 1991-04-01   Modified: 2016-04-21  

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