脉冲随机Nicholson果蝇模型的均方指数最终有界性Exponential Ultimate Boundness in Mean Square of Impulsive Stochastic Nicholson’s Blowflies Models
张若军,戴楠
摘要(Abstract):
本文研究了一类有脉冲影响的随机Nicholson果蝇模型,应用Lyapunov泛函、It■公式及某些不等式技巧给出了描述该模型方程的全局均方指数最终有界的充分性条件,并估计了指数收敛率和最终的一个界。进一步,给出了实例及仿真模拟,说明了本文所得结论的有效性。
关键词(KeyWords): Nicholson果蝇模型;脉冲;随机;最终有界性;It■公式
基金项目(Foundation): 国家自然科学基金项目(10771014);; 中央高校基础科研业务费项目(201964008)资助~~
作者(Author): 张若军,戴楠
DOI: 10.16441/j.cnki.hdxb.20210454
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