Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
Find a file
Kim Morrison 47b353f155
chore: adjust HashMap grind lemmas (#8587)
This PR adjusts the grind annotation on
`Std.HashMap.map_fst_toList_eq_keys` and variants, so `grind` can reason
bidirectionally between `m.keys` and `m.toList`.
2025-06-02 12:50:21 +00:00
.github chore: CI: fix cache (#8579) 2025-06-02 08:00:42 +00:00
doc chore: revert mistaken deletion (#8404) 2025-05-19 12:14:09 +00:00
images
nix
releases_drafts
script
src chore: adjust HashMap grind lemmas (#8587) 2025-06-02 12:50:21 +00:00
stage0 chore: update stage0 2025-06-01 05:51:10 +00:00
tests fix: IO.FS.removeDirAll should not follow symlinks (#8573) 2025-06-02 08:44:17 +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 Setting Up Lean.

Contributing

Please read our Contribution Guidelines first.

Building from Source

See Building Lean.