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Add a link in the quaternions post

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Dimitri Lozeve 2020-11-14 17:32:31 +01:00
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@ -223,6 +223,8 @@ manifold, thus allowing to compute derivatives, and solve differential
equations, of functions taking quaternion values.[fn::{-} Rotation equations, of functions taking quaternion values.[fn::{-} Rotation
matrices also have a Lie group structure.] matrices also have a Lie group structure.]
[fn::{-} Update: I wrote a detailed post on [[./lie-theory.html][Lie theory]]!]
This is obviously extremely interesting when studying dynamical This is obviously extremely interesting when studying dynamical
systems, as these are often modelled as systems of differential systems, as these are often modelled as systems of differential
equations. Having a way to define rigorously derivatives and equations. Having a way to define rigorously derivatives and