{
  "annotation_id": "e0475daa-de4f-4cd5-b601-52ad310c6212",
  "date_created": "2026-03-02T18:02:51.351000Z",
  "date_modified": "2026-03-02T18:02:51.351000Z",
  "file_hash": "6cebedf7e409395cb4d9e9ff944b623edd3de68ec758225f23ec2a0401bfc3ed",
  "private": false,
  "record": {
    "abstract": "Examples of the construction of Hamiltonian structures for dynamical systems\nin field theory (including one reputedly non-Hamiltonian problem) without using\nLagrangians, are presented. The recently developed method used requires the\nknowledge of one constant of the motion of the system under consideration and\none solution of the symmetry equation.",
    "arxiv_id": "solv-int/9703011",
    "authors": [
      "Andres Gomberoff",
      "Sergio A. Hojman"
    ],
    "categories": [
      "solv-int",
      "hep-th",
      "nlin.SI"
    ],
    "doi": "10.1088/0305-4470/30/14/018",
    "journal_ref": "J.Phys.A30:5077-5084,1997",
    "title": "Non-standard Construction of Hamiltonian Structures",
    "url": "https://arxiv.org/abs/solv-int/9703011"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "697f1f93-c488-45f0-9c5d-b35d1b5ee2da",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}