Things of interest to Bill Heyman

At MIT, the only course I ever dropped was signal processing. The DFT math was too intimidating. It’

Saved Oct 10, 2025

At MIT, the only course I ever dropped was signal processing. The DFT math was too intimidating. It’s so easy to just type fft() in MATLAB and move on. Years later, I finally did DFT by hand. ✍️ If you are also afraid of DFT, I hope this helps! ⬇️ Download: https://t.co/aFaGhKjSDx