Fantastic Quaternions - Numberphile
Numberphile · 12:25 · Watch on YouTube
To rotate objects in 3D you don't use 3D numbers but 4D numbers called quaternions, where 3D rotation is performed as h·p·h\* using an axis vector and half-angle encoding.
Numberphile · 12:25 · Watch on YouTube
To rotate objects in 3D you don't use 3D numbers but 4D numbers called quaternions, where 3D rotation is performed as h·p·h\* using an axis vector and half-angle encoding.