JuliaDiff / JuliaDiff/DiffRules.jl
Derivatives of max and min
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- Dominant language
- Julia
- Stars
- 74
- Forks
- 36
- Avg merge
- 1d 1h
- Merged PRs (30d)
- 1
Description
Should we enforce that the derivatives of max(x, y) and min(x, y) are undefined when x == y?
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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 does not identify files, tests, or an entry point. First review how DiffRules.jl currently defines derivatives for max and min, then clarify the intended behavior at x == y. Done requires an agreed rule for equality and tests covering the resulting derivative behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- julia
- Domain
- tooling
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100