Introduces semi-classical geometric tensor relating quantum geometric tensor to classical Fisher information matrix and proves a sharpened matrix inequality for multiparameter quantum bounds.
Witnessing entanglement without entanglement witness operators.Proceedings of the National Academy of Sci- ences, 113(41):11459–11464, 2016
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Semi-classical geometric tensor in multiparameter quantum information
Introduces semi-classical geometric tensor relating quantum geometric tensor to classical Fisher information matrix and proves a sharpened matrix inequality for multiparameter quantum bounds.