lean-prover

Formalize mathematics and verify programs using Lean 4.

17|2|Updated Feb 16, 2026
One-click install
npx skills add https://github.com/rainoftime/pl-skills --skill lean-prover
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: lean-prover
Source: https://github.com/rainoftime/pl-skills/tree/main/lean-prover
Command: npx skills add https://github.com/rainoftime/pl-skills --skill lean-prover

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires dependent-type-implementer, and includes references (resource) components.

What problem does it solve?

This Skill enables users to leverage Lean 4, a powerful interactive theorem prover, for formalizing mathematical theories and verifying software correctness.

Core Features & Use Cases

  • Formal Mathematics: Define complex mathematical structures and prove theorems rigorously.
  • Program Verification: Build certified programs and ensure software reliability through formal methods.
  • Use Case: A researcher can use this skill to formally prove a complex mathematical conjecture or verify the correctness of a critical algorithm.

Quick Start

Use the lean-prover skill to define a new theorem about natural numbers and prove it using the induction tactic.

Frequently Asked Questions about lean-prover

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I use Lean 4 for formalizing mathematics and verifying software?

Lean 4 formalizes mathematics and verifies software by leveraging advanced type theory and metaprogramming for interactive theorem proving. You can define complex mathematical structures, prove theorems rigorously, and develop certified programs.

What is the best way to prove a theorem about natural numbers in Lean 4?

The best way to prove a theorem about natural numbers in Lean 4 is to define the theorem and prove it using the `induction` tactic. This approach allows rigorous verification of mathematical conjectures.

Do I need to understand dependent types to use Lean 4 for program verification?

Yes, understanding dependent types is required to use Lean 4 for program verification. The system relies on advanced type theory and proof tactics to ensure software reliability and build certified programs.

Can I build custom automation for interactive theorem proving in Lean 4?

Yes, you can build custom automation for interactive theorem proving in Lean 4. The system supports metaprogramming capabilities, enabling the development of custom automation and certified software.

When do I need a proof assistant like Lean 4 instead of standard programming?

You need a proof assistant like Lean 4 when you must rigorously ensure software correctness or formally prove complex mathematical conjectures. It provides formal methods to verify critical algorithms beyond standard testing.

Does formal verification with Lean 4 support certified software development?

Yes, formal verification with Lean 4 supports certified software development. It enables you to build certified programs and ensure software reliability through formal methods and advanced type theory.