Notes on the Complex Roots of Unity(eli.thegreenplace.net)
28 points by sks_15 | 5 comments
A blog post by Eli Bendersky explaining the roots of unity, starting from real-number roots and building up to complex roots.
#complex-numbers on Hacker News
3 stories tagged complex-numbers, newest first.
A Visual Intro to Complex Numbers(photonlines.substack.com)
91 points by surprisetalk | 57 comments
A Substack article giving a visual, intuitive introduction to complex numbers, including a historical overview of how they were developed and why they are useful.
Fourier Analysis: Drawing Llamas with Circles(adekau.github.io)
61 points by cebert | 7 comments
A blog post explaining the Fourier transform and using rotating vectors (epicycles) to draw a llama outline, covering complex numbers and linear algebra.