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quant-ph2026
Comment on 'Quantum Monge-Kantorovich Problem and Transport Distance between Density Matrices'
Tomasz Miller
Friedland et al. [PRL 129, 110402 (2022)] proposed and studied a quantum analogue of the -Wasserstein distance based on quantum cost matrices and quantum couplings. They conject…
quant-ph2025
The operational no-signalling constraints and their implications
MichaÅ Eckstein, Tomasz Miller, Ryszard Horodecki +2
The study of quantum correlations within relativistic spacetimes, and the consequences of relativistic causality on information processing using such correlations, has gained much…