Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
Find a file
Kim Morrison 567cf74f1b
feat: updates to grind_indexmap test case (#12111)
This PR updates the `grind_indexmap.lean` tests, in preparation for
using them in a Lean Together talk.
2026-01-22 23:54:19 +00:00
.claude chore: add CI log retrieval guidance to CLAUDE.md (#11964) 2026-01-10 07:41:41 +00:00
.github perf: avoid allocation on lean_trace use in interpreter (#12036) 2026-01-18 19:33:48 +00:00
doc doc: write a guideline for tactic docstrings (#11406) 2026-01-06 04:40:20 +00:00
images
releases_drafts
script chore: modulize: work around unknown initial command (#12080) 2026-01-21 20:25:13 +00:00
src chore: lake: disable import all check in module disambiguation (#12104) 2026-01-22 18:12:14 +00:00
stage0 chore: update stage0 2026-01-22 12:59:28 +00:00
tests feat: updates to grind_indexmap test case (#12111) 2026-01-22 23:54:19 +00:00
.gitattributes
.gitignore
.gitpod.Dockerfile
.gitpod.yml
.ignore
CMakeLists.txt
CMakePresets.json
CODEOWNERS
CONTRIBUTING.md
flake.lock
flake.nix
lean-toolchain
lean.code-workspace
LICENSE
LICENSES
README.md
RELEASES.md

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.