Discrete Fourier Transform by Hand ✍️

Discrete Fourier Transform by Hand ✍️

💥 Discover this must-read post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: In signal processing, the Discrete Fourier Transform (DFT) is no doubt the most important method. But the math involved is extremely complex, literally, involving a summation over a complex numbe...