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numina-lean-agent
ASecurityLean 4 theorem proving toolkit: search lemmas, verify proofs, repair/simplify code, and get LLM-assisted informal proofs
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- Added September 12, 2026
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[](https://www.skillsdirectory.com/skills/project-numina-numina-lean-agent)---
name: numina-lean-agent
description: "Lean 4 theorem proving toolkit: search lemmas, verify proofs, repair/simplify code, and get LLM-assisted informal proofs"
---
# Numina Lean Agent — Skills Index
## Skills
| Skill | Description |
|-------|-------------|
| [search](search/SKILL.md) | Search tools: leanexplore, loogle, leanfinder, leansearch, state-search, hammer-premise |
| [verification](verification/SKILL.md) | Verification: lean-check, verify-proof, disprove |
| [code-transform](code-transform/SKILL.md) | Code transforms: repair-proofs, simplify-theorems, sorry2lemma, extract-theorems |
| [llm](llm/SKILL.md) | LLM tools: informal_prover, discussion_partner, code_golf |
## Environment variables
- `GEMINI_API_KEY` — informal_prover (gemini generation, gemini verifier, gemini refinement), code_golf, discussion_partner (gemini)
- `OPENAI_API_KEY` — informal_prover (gpt generation, gpt verifier), discussion_partner (gpt)
- `ANTHROPIC_API_KEY` — informal_prover (claude verifier)
- `AXLE_API_KEY` — axle commands (verify-proof, disprove, sorry2lemma, etc.)
Files in this skill
- .claude-plugin/plugin.json
- SKILL.md
- cli/axle.py
- cli/code_golf.py
- cli/discussion_partner.py
- cli/hammer_premise.py
- cli/informal_prover.py
- cli/lean_check.py
- cli/leanexplore.py
- cli/leanfinder.py
- cli/leansearch.py
- cli/loogle.py
- cli/requirements.txt
- cli/state_search.py
- code-transform/SKILL.md
- code-transform/reference-axle-extract-theorems.md
- code-transform/reference-axle-repair-proofs.md
- code-transform/reference-axle-simplify-theorems.md
- code-transform/reference-axle-sorry2lemma.md
- llm/SKILL.md
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