age-dependent population dynamics 人口动力系统
age-dependent population diffusion system 年龄相关的种群扩散系统
nolinear age dependent population equation 非线性人口方程
Stochastic age-dependent population equations 随机种群方程
age-dependent population spatial diffusion system 年龄相关的种群空间扩散系统
age-dependent stochastic delay population equation 与年龄相关随机时滞种群方程
age-dependent nonlinear time-varying population system 非线性种群系统
This paper, beginning with the general age-dependent population dynamics, discusses the well-pose of stationary solution.
本文从最一般的人口动力系统出发，讨论其稳态解的适定性。
The present paper is concerned with the optimal control problem for an improved nonlinear age-dependent population dynamics.
研究某一类改进的关于年龄结构的非线性种群系统的最优控制问题。
This paper discusses the problem of the optimal harvesting control problem for a semilinear age-dependent population diffusion system.
研究了一类半线性时变种群扩散系统的最优收获问题，证明了最优收获控制的存在性。
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