{
  "annotation_id": "18f79fe7-efab-442b-9f2a-d297b909f449",
  "date_created": "2026-03-02T18:02:50.569000Z",
  "date_modified": "2026-03-02T18:02:50.569000Z",
  "file_hash": "393a6380895eb8d2a4849fd22906d1fbe88f7a0fa2de0efa43a4cc8d6ec8e7c9",
  "private": false,
  "record": {
    "abstract": "The Estabrook-Wahlquist prolongation method is applied to the (compact and\nnoncompact) continuous isotropic Heisenberg model in 1 + 1 dimensions. Using a\nspecial realization (an algebra of the Kac-Moody type) of the arising\nincomplete prolongation Lie algebra, a whole family of nonlinear field\nequations containing the original Heisenberg system is generated.",
    "arxiv_id": "solv-int/9604003",
    "authors": [
      "E. Alfinito",
      "M. Leo",
      "R. A. Leo",
      "M. Palese",
      "G. Soliani"
    ],
    "categories": [
      "solv-int",
      "nlin.SI"
    ],
    "doi": "10.1007/BF00750666",
    "journal_ref": "Lett. Math. Phys., {\\bf 32}, 241 (1994)",
    "title": "Algebraic properties of the 1+1 dimensional Heisenberg spin field model",
    "url": "https://arxiv.org/abs/solv-int/9604003"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "b499502a-fcfd-43be-8094-6a99e30687ac",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}