傅里叶级数 [数] Fourier series ; FR ; Fourier Progressio

分数傅里叶变换 fractional Fourier transform ; FRFT ; FRT ; fractional fourier transformation

傅里叶数列 Fourier series

离散傅里叶级数 DFS ; [数] discrete Fourier series

多重傅里叶级数 [数] multiple fourier series

傅里叶级数展开 [数] fourier expansion ; Fourier series expansion

傅里叶系数 fourier coefficient ; Fourier series coefficients

二重傅里叶级数 double fourier series

广义傅里叶级数 generalized fourier series ; generalized double Fourier series

复傅里叶级数 [数] complex Fourier series