In this paper,we consider the following linear periodic systems dx/dt=A(t)x and dx/dt=A(t)x+f(t) First,we give some definitions about the periodic solutions of partial variables.Then we establish some criterions about...In this paper,we consider the following linear periodic systems dx/dt=A(t)x and dx/dt=A(t)x+f(t) First,we give some definitions about the periodic solutions of partial variables.Then we establish some criterions about existence.展开更多
文摘In this paper,we consider the following linear periodic systems dx/dt=A(t)x and dx/dt=A(t)x+f(t) First,we give some definitions about the periodic solutions of partial variables.Then we establish some criterions about existence.