lean-catLogic / lean-catLogic/formalization
Proof that downset is a CCC is gross
Open
Nobody has claimed this yet.
category theory
- Dominant language
- Lean
- Stars
- 5
- Forks
- 1
- PR merge metrics
- No merged PRs in 30d
Description
TODO:
- Move downset construction out of CCC.lean into its own file
- Clean up proof, creating new lemmas and tactics as appropriate
Contributor guide
No contributing guide indexed for this repository
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start in CCC.lean by locating the downset construction and its current proof. Separate the construction into its own file, then identify the proof steps that need new lemmas or tactics; done means the construction is moved and the cleaned proof is accepted by the formalization.
Written by the indexing model from the issue text.
Assessment
- Domain
- tooling
- Issue type
- Refactor
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100