第二节控制理论的基本问题 A.系统 描述 Input: u Output: y System Classical Control Theory: luput-Output Model nput: u Output: y System (State: X) Modern Control Theory: State Space Model✍ ✁ ✎ ✁ System Input: u Output: y ✏✏✏ ✏✏✏ System (State: X) Input: u Output: y Classical Control Theory: Iuput-Output M odel M odern Control Theory: State Space M odel ✑