We study about the approximate controllability of an abstract semilinear control system. By introducing a new sufficient condition, we proved the approximate controllability of the system.
讨论一类抽象半线性控制系统，引入新的充分条件，并证明该系统的近似可控制性。
By the intuitive idea of approximate an infinite dimensional manifold by finite dimensional manifolds, concepts of projected subsystems and project limit controllability are proposed.
根据用有限维流形逼近无穷维流形的思想，提出了投影子系统和投影极限能控性的概念。
In this paper, the approximate perturbation range of the state matrix of a linear time-invariant system is given, keeping the system controllability invariant.
本文给出了线性定常系统状态矩阵摄动时保持能控性不变的摄动区间的估计。
In this paper, the approximate perturbation range of the state matrix of a linear time-invariant system is given, keeping the system controllability invariant.
本文给出了线性定常系统状态矩阵摄动时保持能控性不变的摄动区间的估计。
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