Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
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Paul Reichert 08f0d12ffb
feat: add lemmas about Int ranges (#11705)
This PR provides many lemmas about `Int` ranges, in analogy to those
about `Nat` ranges. A few necessary basic `Int` lemmas are added. The PR
also removes `simp` annotations on `Rcc.toList_eq_toList_rco`,
`Nat.toList_rcc_eq_toList_rco` and consorts.
2025-12-17 10:04:28 +00:00
.claude chore: add guidance to not merge PRs autonomously in release command (#11661) 2025-12-14 05:17:42 +00:00
.github fix: remove batteries tag check from PR mathlib CI (#11707) 2025-12-17 08:53:04 +00:00
doc chore: update release docs/scripts for lean-fro.org (#11648) 2025-12-13 11:06:17 +00:00
images
releases_drafts chore: add release draft for the module system (#11359) 2025-11-26 15:01:07 +00:00
script chore: add missing repositories to release_repos.yml (#11668) 2025-12-17 02:33:53 +00:00
src feat: add lemmas about Int ranges (#11705) 2025-12-17 10:04:28 +00:00
stage0 chore: update stage0 2025-12-15 08:59:34 +00:00
tests feat: MPL specs for loops over iterators (#11693) 2025-12-17 09:36:44 +00:00
.gitattributes doc: grove: update and add String data (#11551) 2025-12-08 16:49:37 +00:00
.gitignore chore: add .vscode/settings.json to .gitignore (#10795) 2025-10-16 07:08:41 +00:00
.gitpod.Dockerfile chore: add gitpod configuration (#6382) 2024-12-15 21:38:13 +00:00
.gitpod.yml chore: add gitpod configuration (#6382) 2024-12-15 21:38:13 +00:00
.ignore
CMakeLists.txt fix: cadical dynamic dependencies (#11475) 2025-12-02 13:54:26 +00:00
CMakePresets.json chore: CI: enable leak sanitizer again (#11339) 2025-11-27 18:32:35 +00:00
CODEOWNERS chore: make @hargoniX code owner of the compiler (#10732) 2025-10-10 04:43:38 +00:00
CONTRIBUTING.md
flake.lock chore: robustify Nix shell (#8141) 2025-04-28 15:08:32 +00:00
flake.nix chore: use lld if available for building core (#10694) 2025-10-08 16:47:30 +00:00
lean-toolchain
lean.code-workspace chore: lean.code-workspace: fix terminal cwd (#10802) 2025-10-16 20:19:12 +00:00
LICENSE
LICENSES
README.md doc: update URLs that are currently pointing to redirects (#10397) 2025-09-17 15:50:07 +00:00
RELEASES.md chore: updates to release_checklist.md (#7817) 2025-04-04 03:45:36 +00:00

This is the repository for Lean 4.

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Building from Source

See Building Lean.