YAMAURA Yoshihiko

College of Humanities and Sciences Department of MathematicsProfessor

Degree

  • Master of Science, Keio University, Mar. 1987
  • Ph.D. in Science, Keio University, Mar. 1992

Research Keyword

  • Discrete Morse Flow method
  • Blow up technique
  • De Giorgi class, regularity theory, H\"older estimate
  • Gamma-convergence
  • Minimizing movement method
  • discrete Morse flow method
  • Energy functional with the singularity
  • minimizing movement
  • gradient flow

Field Of Study

  • Natural sciences, Mathematical analysis, Global Analysis

Educational Background

  • 1993
    Keio University, 数学
  • 1987
    Keio University, Faculty of Science and Engineering, 数理科学

Paper

  • Expansion of positivity for the doubly nonlinear parabolic fractional type equations
    Masashi Misawa; Yoshihiko Yamaura
    Mathematische Annalen, Oct. 2025
  • Existence for doubly nonlinear fractional p-Laplacian equations
    Kato, N; Misawa, M; Nakamura, K; Yamaura, Y
    Annali di Matematica Pura ed Applicata, Jun. 2024, Refereed
    Last
  • A volume constraint problem for the nonlocal doubly nonlinear parabolic equation
    Mathematics in Engineering, Aug. 2023, Refereed
    Last
  • Holder continuity of discrete Morse flows to the Alt-Caffarelli variational problem generating free boundaries
    Nonlinear Analysis, Sep. 2011, Refereed, Not invited
    Lead
  • Uniform Lipschitz continuity of solutions to discrete Morse flows
    International Journal of Pure and Applied Mathematics, Feb. 2011, Refereed, Not invited
    Lead
  • A convergence of the approximated free boundary of regularized functionals via Gamma-convergence
    Yoshihiko Yamaura
    JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, Sep. 2008, Refereed, Not invited
  • A variational approximation inheriting a non-degeneracy property
    International Journal of Pure and Applied Mathematics, 2007, Not refereed, Not invited
    Lead
  • A Gradient flow of the one-dimensional Alt-Caffarelli functional
    Yoshihiko Yamaura
    Mediterranean Journal of Mathematics,, 2007, Refereed, Not invited
    Lead
  • A construcution of a Lipschitz continuous minimizer of a free boundary problem
    Y Yamaura
    Nonlinear Analysis, 2003, Not refereed, Not invited
  • 汎関数の近似理論の適用によるリプシッツ連続な最小化関数の構成
    山浦 義彦
    京都大学数理解析研究所講究録1254, 2002, Not refereed, Not invited
  • A uniform gradient bound of minimizers of regularized functionals
    Int. J. Differ. Equ. Appl., 2000, Not refereed, Not invited
  • A regular approximation of the functional with the characteristic function term
    Yamaura Yoshihiko
    Proceedings of the institute of natural science, Nihon University, 1999, Not refereed, Not invited
  • A free boundary problem for guasilinear elliptic equations Part(]G0002[) : C-regularing of free boundary
    OMATA S.
    Funkcialaj Ekvocioj, 1999, Not refereed, Not invited
  • Apriori estimate on the free boundary problem and its application
    Yamaura Yoshihiko
    Yokohama Mathematical Journal, 1999, Not refereed, Not invited
  • An Approximations of the Functional of a Free Boundary Problem
    Proceedings of 9th. Int. Coll. on Differential Equations Plovdiv, Bulgaria VSP, 1999, Not refereed, Not invited
  • A regular approximation of the functional with the characteristic functionterm
    The Inst. of Natural Sciences Nihon Univ. Proc. of the Inst. of Natural Sciences, 1999, Not refereed, Not invited
  • A Approximation of the Functional of a Free-Boundary Problem
    Proceedings of the Int. Coll. on Differential Equations Plovdiv BulgariaVSP, 1999, Not refereed, Not invited
  • Minimizing movement of free discontinuity set
    Yamaura Yoshihiko
    Proceedings of the institute of natural sciences Nihon University No.31(1996), 1996, Not refereed, Not invited
  • A free boundary problem for minimal surface equation
    Y YAMAURA
    Bollettino della Unione Matematica Italiana, 1994, Not refereed, Not invited
  • A uniform estimate of the perimeter for minimizers of a free boundary problem
    Rendiconti di Matematica, Serie VII, 1993, Not refereed, Not invited

MISC

  • Another interpretation for the Weissler's critical exponent in the theory of semilinear parbolic PDE
    Yoshifumi Mimura; Yoshihiko Yamaura
    International Journal of Differential Equations and Applications, 10 Dec. 2020, Refereed, Not invited
  • The discrete Morse flow method for parabolic p-Laplacian systems
    Nobuyuki Kato; Masashi Misawa; Yoshihiko Yamaura
    Annali di Matematica Pura ed Applicata, 20 Nov. 2020, Refereed, Not invited
  • A construction of a uniform continuous minimizing movement associated with a singular functional
    Yoshihiko Yamaura
    RENDICONTI DEL SEMINARIO MATEMATICO DELLA UNIVERSITA DI PADOVA, 2017, Refereed, Not invited
  • Uniform Holder continuity of approximate solutions to parabolic systems and its application
    Nobuyuki Kato; Yoshihiko Yamaura
    COMMUNICATIONS IN PARTIAL DIFFERENTIAL EQUATIONS, 2017, Refereed, Not invited
  • A Construction Method of Solutions of Parabolic Systems With Local Holder Continuity
    Nobuyuki Kato; Motoaki Watanabe; Yoshihiko Yamaura
    日本大学文理学部自然科学研究所「研究紀要」, 2014, Refereed, Not invited
    Lead

Lectures, oral presentations, etc.

  • Construction of a more highly integrable weak solution to hyperbolic systems with coefficients satisfying the Legendre-Hadamard condition
    International workshop Regularity and Singularity for Geometric PDE and related topics, Jan. 2024
  • Legendre-Hadamard 係数双曲型方程式に対する高可積分弱解の構成について
    第18回浜松偏微分方程式研究集会, Dec. 2023, Invited
  • On a convergence for the approximation of the gradient flow curve to the non-convex and singular functional
    Yoshihiko Yamaura
    2019 International Conference on Machine Learning and Intelligent Systems (MLIS2019), Nov. 2019, Not invited
  • A convergence of the approximated free boundary of regularized functionals via Gamma-convergence
    Yoshihiko Yamaura
    The 2nd International Conference on Numerical Modelling in Engineering, Aug. 2019, Invited
  • Local existence for gradient flows via a minimizing scheme
    Yoshihiko Yamaura
    Free Boundary Problems and Nonlinear PDEs -- A symposium dedicated to prof. Seiro Omata on the occasion of his 60th birthday --, Sep. 2017, Not invited
  • On a curves of maximal slope
    山浦義彦
    浜松偏微分方程式研究集会, Dec. 2016, Not invited
  • 「自由境界問題とそのエネルギー勾配流について」
    山浦義彦
    金沢大学解析セミナー, Apr. 2014, Not invited
  • A scheme of construction of minimizing movement associated to the singular functional
    Berliner Oberseminar Nichtlineare partielle Differentialgleichungen (Langenbach-Seminar) at Weierstraß-Institut für Angewandte Analysis und Stochastik(WIAS), Jun. 2010, Not invited
  • Variational approximation and the construction of gradient flows
    研究集会「確率論と PDE」 於広島大学, Jan. 2009, Not invited
  • 変分収束近似による gradient flow の構成について
    研究集会「曲線と曲面の非線型解析」 於埼玉大学, Dec. 2008, Not invited
  • Variational approximation and a construction of gradient flows
    偏微分方程式研究集会, 於熊本大学, Oct. 2008, Not invited

Affiliated academic society

  • 日本数学会

Research Themes

  • 時間発展型積分微分方程式の変分解析
    日本学術振興会, 科学研究費助成事業, 01 Apr. 2022 - 31 Mar. 2027
    山浦 義彦
  • 関数空間上の汎関数に対するエネルギー最大勾配曲線の統合的研究
    日本学術振興会, 科学研究費助成事業, 01 Apr. 2018 - 31 Mar. 2023
    山浦 義彦; 三村 与士文; SVADLENKA KAREL
  • Monotonicity estimates and local regularity and singularity for the p-harmonic flows
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 01 Apr. 2015 - 31 Mar. 2018
    Masashi Misawa; YAMAURA Yoshihiko
  • Regularity for the evolutionary p-Laplace operator and global existence of the p-harmonic map flows
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 01 Apr. 2012 - 31 Mar. 2015
    MISAWA MASASHI; YAMAURA Yoshihiko
  • Geometric measure theory and hyperbolic operators ant its numerical calculations
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 01 Apr. 2012 - 31 Mar. 2014
    OMATA Seiro; YAMAURA Yoshihiko
  • A regularity criterion for the harmonic map flows and asymptotic analysis for singularity
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2009 - 2011
    MISAWA Masashi; TONEGAWA Yoshihiro; YAMAURA Yoshihiko
  • New topics for partial differential equations whose solution has singular sets
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2006 - 2009
    OMATA Seiro; MIYAKAWA Tetsuro; JINBO Shuichi; KIKUCHI Koji; WEISS Georg; YAMAURA Yoshihiko; KOBAYASHI Kenta; NAGAYAMA Masaharu
  • Analysis of Fracture Propagation in the problem of image segmentation
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2005 - 2008
    YAMAURA Yoshihiko
  • Research on Spectra of Perron-Frobenius operator generated by dynamical systm and random numbers
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2004 - 2007
    MORI Makoto; FUKUDA Takuo; YAMAURA Yoshihiko; SUZUKI Osamu
  • Study on Regularity and Singularity of Minimal Surfaces in Higher Dimensions and The Evolution
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2003 - 2004
    MISAWA Masashi; TONEGAWA Yoshihiro; KOBAYASHI Osamu; FURUSHIMA Mikio
  • Research on Perron-Frobenius operator and fractals
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2002 - 2003
    MORI Makoto; SUZUKI Osamu; YAMAURA Yoshihiko; FUKUDA Takuo
  • Research on ergodic theory and Perron-Frobenius operator
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2000 - 2001
    MORI Makoto; FUKUDA Takuo; WATANABE Keiichi; KURODA Koji; YAMAURA Yoshihiko; SUZUKI Osamu
  • Probabilistic investigation of phase transitions for lattice spin systems
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 1995 - 1996
    KURODA Koji; YAMAURA Yoshihiko; TODA Seinosuke; MOTEGI Kimihiko; SUZUKI Masahiko; SAITO Akira
  • 幾何学的測度論及びその時間発展問題の研究
    日本学術振興会, 科学研究費助成事業, 1995 - 1995
    山浦 義彦
  • 変分問題と大域解析学
    日本学術振興会, 科学研究費助成事業, 1994 - 1994
    菊池 紀夫; 三沢 正史; 山浦 義彦; 石川 史郎; 前田 吉昭; 谷 温之
  • 液晶の数理解析
    日本学術振興会, 科学研究費助成事業, 1994 - 1994
    菊池 紀夫; 山浦 義彦; 三沢 正史; 青木 圭子; 小俣 正朗; 宮島 英紀