Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
7db4f60e50
After we erase types and proofs, `Decidable.toBool` can be replaced with the identity function since `Decidable A` and `Bool` have the same runtime representation. By eagerly expanding `toBool`, we introduce unnecessary `cases` expressions. |
||
|---|---|---|
| .github | ||
| bin | ||
| doc | ||
| gen | ||
| images | ||
| lean4-mode | ||
| library | ||
| script | ||
| src | ||
| tests | ||
| .appveyor.yml | ||
| .clang-format | ||
| .codecov.yml | ||
| .gitattributes | ||
| .gitignore | ||
| .travis.yml | ||
| LICENSE | ||
| README.md | ||
| License | Windows | Linux / macOS | Test Coverage | Chat |
|---|---|---|---|---|
 |
 |
 |
 |
About
- Homepage
- Theorem Proving in Lean
- Core library
- Change Log
- FAQ
- For HoTT mode, please use Lean2.
Installation
Stable and nightly binary releases of Lean are available on the homepage. For building Lean from source, see the build instructions.
Miscellaneous
- Building Doxygen Documentation:
doxygen src/Doxyfile - Coding Style
- Library Style Conventions
- Git Commit Conventions
- Automatic Builds
- Syntax Highlight Lean Code in LaTeX
- Exporting, and reference type-checkers