Research field (3):
Applied mathematics and statistics
, Basic mathematics
, Mathematical analysis
Research keywords (3):
Applied Analysis
, Functional Equations
, Biomathematics
Research theme for competitive and other funds (5):
2017 - 2023 Analysis of functional equations describing dynamics of infectious disease
2010 - 2015 The analysis of mathematical models describing dynamics of infection
2010 - 2014 Global stability for the system of ordinary differential equations with time delays and its applications to medicine
2006 - 2009 Qualitative theory of differential equations describing dynamics of infectious disease
1994 - 1994 非線型双曲型偏微分方程式の解の特異性の伝播の研究
Papers (21):
Toru Sasaki, Tsuyoshi Kajiwara, Yoji Otani, Yuki Ishimaru. Effects That Cause the Instability of the Positive Equilibrium for Simple Pathogen Dynamics Models. Funkcialaj Ekvacioj. 2024. 67. 3. 327-339
Tsuyoshi Kajiwara, Toru Sasaki, Yoji Otani. Global stability of an age-structured infection model in vivo with two compartments and two routes. Mathematical Biosciences and Engineering. 2022. 19. 11. 11047-11070
Tsuyoshi Kajiwara, Toru Sasaki, Yoji Otani. Global stability for an age-structured multistrain virus dynamics model with humoral immunity. Journal of Applied Mathematics and Computing. 2020. 62. 1-2. 239-279
Toru Sasaki, Takashi Suzuki. Asymptotic behaviour of the solutions to a virus dynamics model with diffusion. Discrete and Continuous Dynamical Systems - Series B. 2018. 23. 2. 525-541
Global stability of age-structured models of infectious disease in vivo (Theory of Biomathematics and Its Applications XII : Mathematical and experimental approach to clarify patterns in a transition process). 2016. 1994. 225-232
Lyapunov Functionals for Virus-Immune Multistrain Models with Delay (Theory of Biomathematics and Its Applications XII : Mathematical and experimental approach to clarify patterns in a transition process). 2016. 1994. 58-67
THE MATHEMATICAL SOCIETY OF JAPAN
, THE JAPAN SOCIETY FOR INDUSTRIAL AND APPLIED MATHEMATICS
, THE JAPANESE SOCIETY FOR MATHEMATICAL BIOLOGY
, THE ECOLOGICAL SOCIETY OF JAPAN