摘要:
\begin{aligned} J&=\frac{1}{2}\int_{0}^{\infty}-\frac{d}{dt}{x}^{T}P{x}{\rm d}t \\ &=-\frac{1}{2}[{x}^{T}P{x}|_{t=\infty} - {x}^{T}P{x}|_{t=0} ]\\ &=- 阅读全文
摘要:
\int_{t_0}^{t_f}f(x)\ {\rm d}x \newline\frac{{\rm d}f(x)}{{\rm d}x} 阅读全文