{
  "annotation_id": "f28eecf5-a851-4d2e-830b-99d17287ea78",
  "date_created": "2026-03-02T18:01:42.018000Z",
  "date_modified": "2026-03-02T18:01:42.018000Z",
  "file_hash": "aec10336a3a39cc713c1fb9e2228f6961dcfbc769ef09da4abebffb5948d552a",
  "private": false,
  "record": {
    "abstract": "New examples of matrix quasi exactly solvable Schroedinger operators are\nconstructed. One of them constitutes a matrix generalization of the quasi\nexactly solvable anharmonic oscillator, the corresponding invariant vector\nspace is constructed explicitely. Also investigated are matrix generalizations\nof the Lame equation.",
    "arxiv_id": "quant-ph/0101073",
    "authors": [
      "Yves Brihaye",
      "Betti Hartmann"
    ],
    "categories": [
      "quant-ph",
      "hep-th"
    ],
    "doi": "10.1142/S0217732301005242",
    "journal_ref": "Mod.Phys.Lett. A16 (2001) 1895",
    "title": "Quasi Exactly Solvable NxN-Matrix Schroedinger Operators",
    "url": "https://arxiv.org/abs/quant-ph/0101073"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "2d5d1325-0441-4f79-a7cc-1606661010e8",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}