This paper discusses the problem of periodic solution of singular differential equation with delay.

本文讨论退化时滞微分方程的周期解问题。

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Particularly, we give the problem of existence of periodic solution of two-dimensional singular differential equation with delay, and give an example to illustrate the main results of this paper.

特别地，我们给出二维退化滞后微分方程的周期解的存在性问题，并在最后举例说明其应用。

youdao

Particularly, we give the problem of existence of periodic solution of two-dimensional singular differential equation with delay, and give an example to illustrate the main results of this paper.

特别地，我们给出二维退化滞后微分方程的周期解的存在性问题，并在最后举例说明其应用。

youdao