upstream this generalisation of Mathlib's `smulCommClass_self`, which applies only to
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- Dominant language
- Lean
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Description
Contributor guide
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 with Cslib/Logics/Modal/Lean/SMul.lean at lines 54–55 and compare the local generalisation with Mathlib’s smulCommClass_self. Confirm the statement applies beyond monoids, then upstream the generalised version and verify the existing use still works.
Written by the indexing model from the issue text.
Assessment
- Domain
- devtools
- Issue type
- Feature
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Quiet
- Clarity
- Mostly clear
- Newbie friendliness
- 64/100