{
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  "date_created": "2026-03-02T18:02:03.232000Z",
  "date_modified": "2026-03-02T18:02:03.232000Z",
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  "record": {
    "abstract": "The challenge of equality in the strong subadditivity inequality of entropy\nis approached via a general additivity of correlation information in terms of\nnonoverlapping clusters of subsystems in multipartite states (density\noperators). A family of tripartite states satisfying equality is derived.",
    "arxiv_id": "quant-ph/0311193",
    "authors": [
      "Fedor Herbut"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1088/0305-4470/37/10/016",
    "journal_ref": "J. Phys. A: Math. Gen. 37 (2004) 3535-3542",
    "title": "On Mutual Information in Multipartite Quantum States and Equality in   Strong Subadditivity of Entropy",
    "url": "https://arxiv.org/abs/quant-ph/0311193"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "39d78381-b970-4ac5-9a8d-d9b8c05dde20",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}