HackerTube / Video
Fantastic Quaternions - Numberphile
Numberphile
Numberphile's James Grime introduces quaternions, a type of number beyond the complex numbers, building up from real and complex numbers and explaining why they are useful.
HN recommends it as the simplest, most approachable introduction to quaternions, useful for people working in games and robotics.
3 Hacker News mentions · 2016–2018