{
  "annotation_id": "54a1356b-764a-4b7f-8301-beaef94ce972",
  "date_created": "2026-03-02T18:02:37.499000Z",
  "date_modified": "2026-03-02T18:02:37.499000Z",
  "file_hash": "34b42da6c3cefb43877f8c46d1dddd752b60a001a568a3350f6a0b9bb67600ab",
  "private": false,
  "record": {
    "abstract": "After recalling definition, monotonicity, concavity, and continuity of a\nchannel\u0027s entropy with respect to a state (finite dimensional cases only), I\nintroduce the roof property, a convex analytic tool, and show its use in\ntreating an example. Full proofs and more examples will appear elsewhere. The\nrelation (a la Benatti) to accessible information is mentioned.",
    "arxiv_id": "quant-ph/9701014",
    "authors": [
      "Armin Uhlmann"
    ],
    "categories": [
      "quant-ph"
    ],
    "journal_ref": "Open Sys. \u0026 Inf. Dyn. 5 (1998) 209-227",
    "title": "Optimizing entropy relative to a channel or a subalgebra",
    "url": "https://arxiv.org/abs/quant-ph/9701014"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "48b6bd43-0b57-4c2f-8298-7fbe32c208fa",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}