Fourier 展开

选择你的展开类型 : A_ncos(nx+p_n) a_ncos(nx)+b_nsin(nx)

警告 : 对同样的阶, 形如 a_ncos(nx)+b_nsin(nx) 的展开式比振幅加相位的形式困难得多.

选择难度 : 初学者 (1 阶) 难 (2 阶) 很难 (3 阶)

本练习的预备知识 : 三角, 级数, Fourier 级数.

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Description: 函数 Fourier 展开的图形探索. This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games
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Fourier 展开 --- 介绍 ---