LongTails: Automated Research in Optimization

Published
Source
arXiv
Paper number
1433
Field
Research
arXiv ID
2611.13872

Key points

  • The authors built LongTails, a framework for discovering and improving oracle-complexity bounds with formal verification in Lean 4.
  • The framework separates a Setup specifying the problem class and a Complexity specifying a sufficient oracle-call budget.
  • Agents design algorithms and prove convergence, and the framework checks the proofs so that every accepted Complexity is attainable.
  • All verification is done with the Lean 4 proof assistant.
  • The authors report they have already obtained more than 100 new results.
  • A single run in which the agents obtained a better Complexity lasted approximately 2–7 hours.

Paper links

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