Research field (1)：
Mathematical physics and basic theory
Research keywords (5)：
非線形物理学)
, 数理物理学
, 物理学一般(理論物理学
, (Theoretical Physics)
, General Physics
Research theme for competitive and other funds (8)：
理論物理学、数理物理学、数理科学について、大学等の研究機関との共同研究を希望する。
共形場理論
素粒子論、宇宙論、原子核理論の数理科学的研究
微分幾何学、微分位相幾何学、複素幾何学、シンプレクティック幾何学、ゲージ理論
力学系理論、カオス理論、 一般相対論的宇宙論、場の量子論、統計物理学
Van der Pol Mathieu 型システムのサインサークルマップと振動モードに関する研究。
区分線形写像の振動モードの出現秩序に関する研究
On Order of Appearance of Osillation Modes of a piecewise Linear Map.
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Papers (13)：
Takahiro Yamaguchi, Hiroyuki Asahara, Hirokazu Ohtagaki. Piecewise Continuous Mapping derived from Parametrically Excited Pendulums. Proceedings of the 54th ISICE International Symposium on Stochastic Systems Theory and Its Applications. 2023. 41-45
Tkahiro Yamaguchi, Hiroyuki Athahara, Hirokazu Ohtagaki. Bifurcation Phenomena of Nonlinear Systems Described by Swing Equation and Its Piecewise Continuous Maps. The 52th ISCIE International Syposium on Stochastic Systems Theory and Its Applications. 2021
Takahiro Yamaguchi, Hirokazu Ohtagaki. Picewise Continuous Maps of Mathieu Type Pendulums with External Periodic Forces. 2018
Takahiro Yamaguchi and Hirokazu Ohtagaki. 一次元区分連続写像におけるLYAPNOV指数. 2013
Bifurcation Phenomena of Nonlinear Systems Described by Swing Equation and Its Piecewise Continuous Maps
Lectures and oral presentations (7)：
Piecewise Continuous Mappings derived from parametrically Excieted Pendulums
(SSS22 2022)
Bifurcation Phenomena of Nonlinear Systems Described by Swing Equation and Its Piecewise Continuous Map
(The 52th ISCIE International Syposium on Stochastic Systems Theory and Its Applications 2021)
Bifurcation Phenomena and Stochasticity of Motion of Periodically Forced Pendulums
(50nd ISCIE International Symposium on Stochastic Systems Theory and Its Aplications 2018)
Piecewise Continuousu Maps of Mathieu Type Pendulums with External Periodic Forces
(2018)
Stochastic Oscillations in Periodically Forced Pendulums
(THE 46TH ISCIE INTERNATIONAL SYMPOZIUM ON STOCHASTIC SYSTEMS THEORY AND ITS APPLICATIONS 2014)
