2 papers
quant-ph2025
Entanglement groups
Xiaole Jiang, Daniel Kabat, Gilad Lifschytz +1
We propose to define entanglement in terms of local unitary transformations acting on some parts of a system that can be undone by local unitary transformations acting on other par…
quant-ph2025
Entanglement groups for mixed states
Xiaole Jiang, Daniel Kabat, Gilad Lifschytz +1
We extend an operational characterization of entanglement in terms of stabilizer groups from pure states to mixed states. For a density matrix , a stabilizer is a factoriz…