419 citations · 2.6k across the 40 of their papers we have counts for
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math-ph2006★ 3 cited
Constructing the classical limit for quantum systems on compact semisimple Lie algebras
I. Schafer, M. Kus
We give a general construction for the classical limit of a quantum system defined in terms of generators of an arbitrary compact semisimple Lie algebra, generalizing known results…
math-ph2006
Symmetries, group actions, and entanglement
Janusz Grabowski, Marek Kus, Giuseppe Marmo
We address several problems concerning the geometry of the space of Hermitian operators on a finite-dimensional Hilbert space, in particular the geometry of the space of density st…