Electron. J. Differential Equations, Vol. 2020 (2020), No. 58, pp. 1-16.

Controllability and stabilization of a nonlinear hierarchical age-structured competing system

Ze-Rong He, Nan Zhou

Abstract:
This article concerns the approximate controllability of a biological system, which is composed of two hierarchical age-structured competing species. Basing on a controllability result of linear system, we prove that the nonlinear system is approximately controllable by means of a fixed point theorem for multi-valued mappings. To fix a suitable control policy, we deal with an optimal control problem and established the existence of the unique optimal strategy. In addition, the stabilization problem of the system is also considered.

Submitted November 19, 2019. Published June 11, 2020.
Math Subject Classifications: 92D05, 47D06, 35B35.
Key Words: Hierarchy of age; population system; competition; controllability; Fan-Glicksberg fixed points.
DOI: 10.58997/ejde.2020.58

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Ze-Rong He
Department of Mathematics
Institute of Operational Research and Cybernetics
Hangzhou Dianzi University
Hangzhou 310018, China
email: zrhe@hdu.edu.cn
Nan Zhou
Department of Mathematics
Institute of Operational Research and Cybernetics
Hangzhou Dianzi University
Hangzhou 310018, China
email: 1749521930@qq.com

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