Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
Find a file
Kim Morrison 827c69e46e
feat: generalize Lean.Grind.IsCharP to semirings (#8847)
This PR relaxes the assumptions for `Lean.Grind.IsCharP` from `Ring` to
`Semiring`, and provides an alternative constructor for rings.
2025-06-19 04:39:53 +00:00
.github chore: CI: temporarily disable .olean cache 2025-06-18 11:12:56 +09:00
doc chore: improvements to release checklist and scripts (#8586) 2025-06-10 22:56:06 +00:00
images
nix
releases_drafts
script chore: move benchmarking script to this repo (#8718) 2025-06-11 12:27:06 +00:00
src feat: generalize Lean.Grind.IsCharP to semirings (#8847) 2025-06-19 04:39:53 +00:00
stage0 chore: update stage0 2025-06-18 18:08:31 +00:00
tests chore: remove brittle new compiler tests that depend on internal decls (#8875) 2025-06-19 03:56:14 +00:00
.gitattributes
.gitignore
.gitpod.Dockerfile
.gitpod.yml
.ignore
CMakeLists.txt
CMakePresets.json
CODEOWNERS chore: add @zwarich to the compiler CODEOWNERS (#8305) 2025-05-12 18:42:54 +00:00
CONTRIBUTING.md
flake.lock
flake.nix
lean-toolchain
lean.code-workspace
LICENSE
LICENSES
README.md chore: remove old documentation site (#7974) 2025-05-14 14:31:33 +00:00
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.