给出了带有双侧共振的非线性微分方程周期解存在性的一个新的结果。
A new result about existence of periodic solutions of nonlinear differential equations with double resonance will be given.
本文研究了具有时滞的细胞神经网络周期解存在性和平凡解的稳定性问题。
In this paper, the problem of periodic solutions and stability of Cellular Neural Networks with delay is studied.
利用两点拉伸型不动点定理给出一阶时滞差分方程周期解存在性的充分条件。
Based on the fixed point theorem of two-point extension type, sufficient conditions are derived for the existence of positive periodic solutions of delay difference equations.
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