On 12/17/2012 1:28 PM, John Clark wrote:
On Mon, Dec 17, 2012 at 1:08 PM, Richard Ruquist <yann...@gmail.com
<mailto:yann...@gmail.com>> wrote:
> I thought it was the product of two quaternions that is
non-commutative
Yes, multiplication is non-commutative for quaternions
> and that its primary feature is handling rotations in 3d space.
I don't know what you mean by primary feature but quaternions can be
used for handling rotations in 3d space.
John K Clark
Hi,
Try 2-spinors, they are much more elegant. ;-)
--
Onward!
Stephen
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