Unverified50% confidenceFactExact time
Lean and Coq are currently the most mainstream interactive theorem proving assistants.
1
Sources
50%
Confidence
Long-term
Relevance
9/30/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedTheorem provers such as Lean, Coq, and Isabelle require every reasoning step to be translated into strict logical notation and automatically checked for compliance.73% similarVerifiedLean is based on dependent type theory and expresses proofs and programs in a unified manner.67% similarVerifiedInteractive theorem provers such as Lean, Coq, and Isabelle allow proof steps to be encoded in machine-verifiable formal languages65% similarUnverifiedThe Coq proof assistant is written in OCaml.64% similarUnverifiedThe Lean formal proof assistant operates on the basis of type theory and the Curry–Howard correspondence, and every proof step must be verified by the kernel's type checker63% similar
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