Geometry of mixed states for a q-bit and the quantum Fisher information tensor. (English)
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Exact entanglement entropy of the XYZ model and its sine-Gordon limit. (English)
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Wigner-Weyl correspondence in quantum mechanics for continuous and discrete systems ‒ a Dirac-inspired view. (English)
J. Phys. A, Math. Gen. 39, No. 6, 1405-1423 (2006).
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Geometry of mixed states and degeneracy structure of geometric phases for multi-level quantum systems. A unitary group approach. (English)
Int. J. Mod. Phys. A 16, No.31, 5007-5032 (2001).
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