Activity
Existence, Uniqueness and Stability of Bistable Waves for Monotone Semiflows
Date:2022-05-06

Abatract. In this talk, I will first give a brief review on the existence of bistable traveling waves for monotone semiflows. Under appropriate assumptions, we then establish the abstract results on the uniqueness and stability of bistable waves for discrete and continuous-time evolution systems in a continuous habitat by appealing to a global convergence theorem for monotone semiflows. We also extend such a result to time-periodic semiflows, and apply the general theory to a class of reaction-diffusion-advection systems in a cylinder. 

 

 

Bio. 赵晓强,加拿大纽芬兰纪念大学数学与统计系教授,该校University Research Professorship荣誉获得者。赵教授先后于1983年和1986年在西北大学数学系获学士和硕士学位,1990年在中国科学院应用数学研究所获博士学位。赵教授长期从事动力系统、微分方程和生物数学相关领域的研究,在单调动力学、一致持久性、行波解和渐近传播速度、基本再生数的理论及应用等方面的系列工作受到同行的广泛关注和引用。迄今为止,他已在“Comm. Pure Appl. Math.、 J. Eur. Math. Soc.、 J. reine angew. Math.、 J. Math. Pures Appl.、Trans. Amer. Math. Soc.、SIAM J. Math. Anal.”等国际知名期刊上发表论文100余篇,并在Springer出版专著“Dynamical Systems in Population Biology”。赵教授个人主页:https://www.math.mun.ca/~zhao/

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