mathlib
AssessLanguages & Frameworks
The standard mathematical library for Lean, providing formalized definitions and theorems.
Why it's here
Placed in Assess: 1 article(s) of evidence from 1 source(s), led by open-source activity, with 1 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.
Evidence (1)
- 6Hacker News·8/11/2026open_sourceLean 4 faithfulness checker for theorem statements
Leanscreen is an open-source faithfulness screen for Lean 4 that checks theorem statements for vacuity, misleading docstrings, and other defects the compiler accepts. It offers fast local linting as well as deeper checks with independent judges and counterexample probing, and it was benchmarked against 886 human verdicts.