乘法表、曼德博集合与数学的心脏

Mathologer shows how times table diagrams on a circle produce cardioids and other curves connected to the Mandelbrot set. He explains the patterns and links to a tool for making your own diagrams.

Why HN likes it: HN recommends it as the clearest explanation of the patterns behind modular multiplication diagrams and times table art.

“This YouTube video explains the algo behind what you're seeing.”