The Blind Spot of AI Formal Proofs: Natural Language and Lean Semantic Alignment

AlexKontorovich · x · 2026-07-25

Alex Kontorovich adds a crucial caveat to the trust in formal proof checkers like Lean. He points out the need to verify that Lean statements and definitions actually align with the intended natural language proofs. This "semantic alignment" problem cannot be solved purely computationally.

Original post →

More from AGI Musings

AGI Musings channel →