Symmetric logarithmic derivative for general \(n\)-level systems and the quantum Fisher information tensor for three-level systems

DOI10.1016/j.physleta.2013.06.012zbMath1297.81043arXiv1301.6500OpenAlexW2074895855MaRDI QIDQ465498

Elisa Ercolessi, Michele Schiavina

Publication date: 23 October 2014

Published in: Physics Letters. A (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1301.6500

zbMATH Keywords

unitary groupquantum Fisher informationFisher tensorsymmetric logarithmic derivative

Mathematics Subject Classification ID

Quantum information, communication, networks (quantum-theoretic aspects) (81P45)

Related Items (6)

On the geometry of mixed states and the Fisher information tensor ⋮ Uncertainty and trade-offs in quantum multiparameter estimation ⋮ Kähler fibrations in quantum information theory ⋮ Geometry of quantum phase transitions ⋮ Metric on the space of quantum states from relative entropy. Tomographic reconstruction ⋮ Generalized potential functions in differential geometry and information geometry

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