{
  "annotation_id": "b00a379e-e304-45ca-b65c-e54217f609fd",
  "date_created": "2026-03-02T18:01:28.477000Z",
  "date_modified": "2026-03-02T18:01:28.477000Z",
  "file_hash": "dbcc525cb800d0383bbe860342b453543f85794146629da8716b7d48eb4452e9",
  "private": false,
  "record": {
    "abstract": "We study the algebra of difference operators that commute with the two-body\nRuijsenaars operator, a $q$-deformation of the Lam\\\u0027e differential operator,\nfor generic values of the deformation parameter. The algebra is commutative. It\nis the algebra of polynomial functions on an affine hyperelliptic curve\n$Y^2=P(X^2)$. We also compute the difference Galois group of the eigenvalue\nproblem.",
    "arxiv_id": "q-alg/9610024",
    "authors": [
      "Giovanni Felder",
      "Alexander Varchenko"
    ],
    "categories": [
      "q-alg",
      "hep-th",
      "math.QA"
    ],
    "title": "Algebraic integrability of the two-body Ruijsenaars operator",
    "url": "https://arxiv.org/abs/q-alg/9610024"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "c8e766e7-3e16-414f-99f2-7459e0884d9f",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}