ON THE EXISTENCE THEOREMS OF NONTRIVIAL PERIODIC SOLUTIONS TO A CLASS OF NONLINEAR NON-AUTONOMOUS SYSTEMS  

作　　者：高占海[1] 张棣[1] 

机构地区：[1]西北大学

出　　处：《Annals of Differential Equations》1996年第1期48-50,共3页微分方程年刊（英文版）

摘　　要：In this paper, the nonlinear non-autonomous system (1. 1) is studied, and the existence of at least one w-periodic solution is obtained under the appropriate assumptions on A(t) and g(t,x).In this paper, the nonlinear non-autonomous system (1. 1) is studied, and the existence of at least one w-periodic solution is obtained under the appropriate assumptions on A(t) and g(t,x).

关 键 词：Periodic solution Fixed point Non-autonomous system 

分 类 号：O175[理学—数学]