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Subject: Re: 3D rotation estimate via least squares

Jason Grant wrote:

> I'm hoping that someone can suggest how to 'linearize' this problem. For
> example, is there is a way of expressing rotations so that combined
> rotations are expressed as addition?

Not really. Addition is always commutative, combination of rotations
never is, so such a plan can't work.

Hans-Bernhard Broeker (broeker@physik.rwth-aachen.de)
Even if all the snow were burnt, ashes would remain.


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