PennyLaneAI / PennyLaneAI/catalyst
Guarding against non-differentiable code in transforms
Open
Nobody has claimed this yet.
compiler
enhancement
- Dominant language
- Python
- Stars
- 234
- Forks
- 84
- Avg merge
- 2d 15h
- Merged PRs (30d)
- 66
Description
One example is the merge rotation formula for Rot which involves a sqrt operation with an undefined derivative at 0.
See also:
Originally posted by @rturrado in https://github.com/PennyLaneAI/catalyst/pull/1955#discussion_r2258260899
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 points to the merge rotation formula for Rot, where a sqrt operation has an undefined derivative at 0. Start by locating that transform and its differentiation path, then determine the intended guard and coverage for the zero case; no files or tests are named.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100