Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
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.claude chore: add CI log retrieval guidance to CLAUDE.md (#11964) 2026-01-10 07:41:41 +00:00
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tests feat: String and Char simprocs for SymM (#12077) 2026-01-21 00:05:40 +00:00
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This is the repository for Lean 4.

About

Installation

See Install Lean.

Contributing

Please read our Contribution Guidelines first.

Building from Source

See Building Lean.