Maps on positive definite operators preserving the quantum \(\chi_\alpha ^2\)-divergence

DOI10.1007/s11005-017-0989-0zbMath1487.47064arXiv1701.02523OpenAlexW2591586740MaRDI QIDQ1683795

Ngai-Ching Wong, Lajos Molnár, Chih-Neng Liu, Dániel Virosztek, Hong-Yi Chen, György Pál Gehér

Publication date: 1 December 2017

Published in: Letters in Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1701.02523

zbMATH Keywords

preserverspositive definite operatorsquantum \(\chi_\alpha ^2\)-divergence

Mathematics Subject Classification ID

Applications of functional analysis in quantum physics (46N50) Transformers, preservers (linear operators on spaces of linear operators) (47B49)

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