基2FFT算法实现改进的一篇很好的文章,有利于傅立叶变换的理解-2FFT-based algorithm to improve a very good article, and is conducive to the understanding of Fourier Transform

快速Fourier变换算法及Matlab程序实现，有助于初学者加深对fft的理解。-Fast Fourier Transform algorithm and Matlab procedures for implementation, will help beginners to deepen the understanding of the fft.