lean-ja / lean-ja/lean-by-example
rw は書き換えルール（書き換え対象ではなく）に変数束縛があっても大丈夫
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タクティク
- Dominant language
- Lean
- Stars
- 188
- Forks
- 15
- Avg merge
- 9h 8m
- Merged PRs (30d)
- 6
Description
h : forall a, P a みたいなルールで rw [h] を実行して書き換えることができる
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
The issue describes documenting that rw [h] works when h has a universally quantified variable, such as h : forall a, P a. No file, test, or entry point is named, so first locate the relevant rw examples in the book. Done means the behavior is explained with a clear Lean example.
Written by the indexing model from the issue text.
Assessment
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100