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commit graph

2010s×Explainer×20-60 minutes×Play all on YouTube
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Visualizing the 4d numbers Quaternions31:51

Visualizing the 4d numbers Quaternions

5.6M views • 8 years ago
3Blue1Brown
3Blue1Brown builds visual intuition for quaternions, showing how to think about this four-dimensional number system using stereographic projection and rotations in 3D space. It is part one of a two-part series with an interactive companion site.
But how does bitcoin actually work?25:16

But how does bitcoin actually work?

18.1M views • 9 years ago
3Blue1Brown
3Blue1Brown explains the math and mechanics behind Bitcoin visually: ledgers, digital signatures, proof of work and the blockchain, building up a decentralized payment system from first principles.