Research field (4):
Computational science
, Mathematical analysis
, Applied mathematics and statistics
, Basic mathematics
Research keywords (5):
Dynamical system
, Chaos
, Nonintegrability
, Bifurcation
, Nonlinear wave
Research theme for competitive and other funds (9):
2022 - 2026 Development of innovative theories on integrability of dynamical systems and their applications
2017 - 2022 New Developments of Dynamical Systems Theory for Diverse Mathematical Models
2013 - 2017 Perturbation problems for degenerate integrable systems and mathematics for resonance phenomena
2013 - 2017 Investigation of Diverse Bifurcation Structures in Differential Dynamical Systems
2010 - 2013 Normal forms for superintegrable systems at singular points and their perturbation problems
2009 - 2012 Bifurcations and Homo- and Heteroclinic Behavior in Infinite- Dimensional Dynamical Systems
2006 - 2008 可積分保存系における剛性の研究
1998 - 2000 A Fundamental Study on Dynamics and Control of Complex Systems
1996 - 1996 ロボットアームのカオス制御に関する研究
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Papers (108):
Kazuyuki Yagasaki. Nonintegrability of time-periodic perturbations of single-degree-of-freedom Hamiltonian systems near homo- and heteroclinic orbits. Physica D: Nonlinear Phenomena. 2024
KAZUYUKI YAGASAKI. Non-integrability of the restricted three-body problem. Ergodic Theory and Dynamical Systems. 2024
Yoshiki Takeguchi, Kazuyuki Yagasaki. Optimal control of the SEIR epidemic model using a dynamical systems approach. Japan Journal of Industrial and Applied Mathematics. 2024
Kazuyuki Yagasaki. Nonintegrability of truncated Poincaré-Dulac normal forms of resonance degree two. Journal of Differential Equations. 2023
Kazuyuki Yagasaki. Analytic and algebraic conditions for bifurcations of homoclinic orbits in reversible systems. Nonlinear Dynamics in Partial Differential Equations. 2015
Nonintegrability of the Restricted Three-Body Problem
(The 8th Workshop on Hamiltonian Systems and Related Topics 2023)
Singular Solitary Waves in the KdV Equation
(10th International Congress on Industrial and Applied Mathematics 2023)
Melnikov’s Methods and Nonintegrability of Forced Nonlinear Oscillators
(UTAM Symposium on Nonlinear dynamics for design of mechanical systems across different length/time scales 2023)
Nonintegrability of the Restricted Three-Body Problem
(2023 NCTS Workshop on Dynamical Systems 2023)
1982 - 1987 Tokyo Institute of Technology Graduate School of Science and Engineering
1978 - 1982 Tokyo Institute of Technology Faculty of Engineering
Professional career (1):
工学博士 (東京工業大学)
Work history (8):
2014/04 - Kyoto University Graduate School of Infirmatics Professor
2012/10 - 2014/03 Hiroshima University Graduate School of Science Professor
2009/04 - 2012/09 Niigata University Professor
2006/08 - 2009/03 Gifu University Professor
1994/07 - 2006/07 Gifu University Associate Professor
1994/04 - 1994/06 Tamagawa University Associate Professor
1988/04 - 1994/03 Tamagawa University Lecturer
1987/04 - 1988/03 Tamagawa University Research Associate
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Association Membership(s) (5):
London Mathematical Society
, Society for Industrial and Applied Mathematics
, American Mathematical Society
, THE JAPAN SOCIETY FOR INDUSTRIAL AND APPLIED MATHEMATICS
, THE MATHEMATICAL SOCIETY OF JAPAN