The Multi-round Process Matrix
We develop an extension of the process matrix (PM) framework for correlations between quantum operations with no causal order that allows multiple rounds of information exchange for each party compatibly with the assumption of well-defined causal order of events locally. We characterise the higher-o...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften
2021-01-01
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| Series: | Quantum |
| Online Access: | https://quantum-journal.org/papers/q-2021-01-20-384/pdf/ |