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He's talking from a mathematical perspective, not a compute graphics one. (Unit) quaternions happens to work as rotations in 3D space. But quaternions' algebra
by raincole 3y ago
He's talking from a mathematical perspective, not a compute graphics one.
(Unit) quaternions happens to work as rotations in 3D space. But quaternions' algebraic structure is indeed 4D, just like imaginary numbers' is 2D.