Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
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Kim Morrison 74ffa1e413
chore: remove the old Lean.Data.HashMap implementation (#7519)
This PR removes `Lean.Data.HashMap` and `HashSet`. These have been
deprecated for 6 months, replaced by `Std.Data.HashMap` and `HashSet`.
2025-03-20 23:49:55 +00:00
.github chore: CI: USE_LAKE secondary build job (#7505) 2025-03-20 12:16:53 +00:00
doc chore: post-#7100 cleanup (#7196) 2025-02-23 22:46:22 +00:00
images
nix
releases chore: copy v4.17.0 release notes from releases/v4.17.0 branch (#7325) 2025-03-04 11:24:51 +00:00
releases_drafts
script fix: indenting in release notes script (#7326) 2025-03-12 23:02:02 +00:00
src chore: remove the old Lean.Data.HashMap implementation (#7519) 2025-03-20 23:49:55 +00:00
stage0 chore: CI: USE_LAKE secondary build job (#7505) 2025-03-20 12:16:53 +00:00
tests chore: remove the old Lean.Data.HashMap implementation (#7519) 2025-03-20 23:49:55 +00:00
.gitattributes
.gitignore
.gitpod.Dockerfile
.gitpod.yml
.ignore
CMakeLists.txt chore: CI: USE_LAKE secondary build job (#7505) 2025-03-20 12:16:53 +00:00
CMakePresets.json
CODEOWNERS
CONTRIBUTING.md
flake.lock feat: upgrade cadical to 2.1.2 (#7347) 2025-03-05 17:58:58 +00:00
flake.nix feat: upgrade cadical to 2.1.2 (#7347) 2025-03-05 17:58:58 +00:00
lean-toolchain
lean.code-workspace
LICENSE
LICENSES
README.md
RELEASES.md chore: split RELEASES.md into releases/ folder (#6918) 2025-02-03 11:04:09 +00:00

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 (documentation source: doc/make/index.md).