摘要 : Impulse controllability and impulse observability of linear time-varying singular systems in a standard canonical form are examined. We focus on the fast subsystems with constant-rank N matrices. Sufficient and necessary condition... 展开 Impulse controllability and impulse observability of linear time-varying singular systems in a standard canonical form are examined. We focus on the fast subsystems with constant-rank N matrices. Sufficient and necessary conditions are derived and presented directly in terms of system parameters. Conditions obtained for these two properties are algebraically dual to each' other. 收起