【摘要】 利用矩阵测度的性质，通过对线性系统解的估计形式，得到了一类非自治系统周期解的存在唯一性定理。更多还原

【Abstract】 Abstract In this paper, using the theroy of matrix measure, and by means of the estimating of the solution of a linear system, the existence and uniquenes theorem of the periodic solutions for some non autonomous system is obtained.更多还原