Nat.min_add_right has gone in 4.19-rc2 without deprecation
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bug
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- Dominant language
- Lean
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Description
Prerequisites
Please put an X between the brackets as you perform the following steps:
- Check that your issue is not already filed:
https://github.com/leanprover/lean4/issues - Reduce the issue to a minimal, self-contained, reproducible test case.
Avoid dependencies to Mathlib or Batteries. - Test your test case against the latest nightly release, for example on
https://live.lean-lang.org/#project=lean-nightly
(You can also use the settings there to switch to “Lean nightly”)
Description
Nat.min_add_right has gone in 4.19-rc2 without deprecation
Versions
It was still there in 4.18.
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 by comparing the availability of Nat.min_add_right in Lean 4.18 and 4.19-rc2, then inspect references to this declaration in the Lean repository. Determine whether its removal was intentional and whether the issue should be resolved by restoring it or documenting a deprecation path.
Written by the indexing model from the issue text.
Assessment
- Domain
- compilers
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100