[数] power series expansion
距离向傅立叶逆变换的推导,对(5.29)根号进行幂级数展开 (power series expansion)得到(5.32),方位向傅立叶变换后的 相位角的改写: f
development in power series
... developable 可展的 development in power series 幂级数展开 development 展开 ...
series
... 微分运算元D 幂级数展开(series) 泰勒展开(taylor) ...