{"type": "article", "title": "Discrete Fourier Transform by Hand", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/discrete-fourier-transform-by-hand", "original_source": "https://www.byhand.ai/p/28-discrete-fourier-transform", "published": "2026-08-14T16:52:46+00:00", "accessed": "2026-08-14", "id": "discrete-fourier-transform-by-hand"}