Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
767bda2c28
In the new code generator, we are going to lambda lift the instance methods before saving the code at the end of the base phase. The goal is to make instance ligth weight and cheap to inline. The anotation `@[inline]` is going to be an annotation for the lambda lifted methods. |
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This is the repository for Lean 4, which is currently being released as milestone releases towards a first stable release. Lean 3 is still the latest stable release.
About
- Quickstart
- Walkthrough installation video
- Quick tour video
- Homepage
- Theorem Proving Tutorial
- Functional Programming in Lean first chapter is available!
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Installation
See Setting Up Lean.
Contributing
Please read our Contribution Guidelines first.
Building from Source
See Building Lean.