{
  "id": "lmvp15-quantum",
  "categoryId": "svp-quantum-heuristic",
  "paperId": "paper-caa5f6c38871",
  "year": 2015,
  "date": "2015-04-14",
  "time": {
    "coefficient": 0.268,
    "expression": "2^{0.268 n + o(n)}"
  },
  "space": {
    "coefficient": 0.268,
    "expression": "2^{0.268 n + o(n)}"
  },
  "tags": [],
  "review": {
    "status": "source-checked"
  },
  "certificate": {
    "status": "not-provided",
    "lean": null
  },
  "notes": "Journal extension published online 14 April 2015. Theorem 4 explicitly gives heuristic quantum time and space exponents approximately 0.268 for the balanced SphereSieve parameters. This is journal rounding of the same result, not a separate later improvement. Quantum random access to classical hash tables and the underlying sieve-list heuristic remain part of the model.",
  "extra": {
    "qram": "Quantum-addressable classical hash tables and sieve lists; see Sections 1.3 and 6.3",
    "qubits": "Quantum search workspace; the displayed space exponent counts the classical data structures with coherent access",
    "model": "Sequential quantum search with SphereSieve; balanced time/space parameters from Theorem 4",
    "reference": "LMvP15"
  },
  "evidence": {
    "url": "https://pure.tue.nl/ws/files/18141878/LaarhovenFinding2015.pdf",
    "locator": "Theorem 4, Section 6.3",
    "sourceVersion": "DCC version, 14 April 2015"
  }
}