Definition
Plain language
The large machine-checked math library this system produced by formalizing twenty-six textbooks.
As stated in the literature
A machine-generated Lean library of 45,000+ verified declarations (~500K lines) spanning 26 graduate textbooks, produced largely autonomously by AutoformBot; reaches the same order of magnitude of declarations as the human-built mathlib.
Why it matters: It shows that machines can build trustworthy math libraries at a scale once thought to require huge human effort.
For example, instead of a mathematician spending months hand-translating a textbook into machine-checkable form, this library captured twenty-six of them with verified proofs.
Heard on the show
“The output — they call the library ATLAS — is more than forty-five thousand verified Lean declarations.”Episode 101 — Treating Math Formalization Like a Codebase, and Where the Agents Cheat