A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient.
用比较直接的方法证明幂级数的和函数在收敛域内可以逐项微分的公式；并得到了计算傅立叶系数的一种简便方法.
| 单词 | power series |
| 例句 |
英语例句库
A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient. 用比较直接的方法证明幂级数的和函数在收敛域内可以逐项微分的公式；并得到了计算傅立叶系数的一种简便方法. 声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
原声例句
记忆旅行者 His workers channelled the water to allow it to power a series of corn mills along the Dee providing the city with a steady supply of flour and employing a large number of people. 他的工人们将这些水引导起来，为迪伊河沿岸的一系列玉米磨坊提供动力，为该市提供了稳定的面粉供应，并雇用了大量人员。 |
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