This video is meant as further support to the main video on the FFT https://www.youtube.com/watch?v=h7apO7q16V0 We break down how the FFT evaluates a particular polynomial at the roots of unity by unraveling the recursive process completely. 0:00 Introduction 1:13 FFT Example Breakdown Support: https://www.patreon.com/reducible This video wouldn't be possible without the open source manim library created by 3blue1brown: https://github.com/3b1b/manim Here is link to the repository that contains the code used to generate the animations in this video: https://github.com/nipunramk/Reducible Music: All music by Aakash Gandhi