JuliaDiff / JuliaDiff/ChainRulesCore.jl

BroadcastStyle of Differentials needs to match their primals

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Dominant language
Julia
Stars
267
Forks
66
PR merge metrics
No merged PRs in 30d

Description

Particularlyatyers for Composite of subtypes of AbstractArray

For Thunks we need to unthunk at start, by overloading broadcasted

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by tracing how broadcasted handles Thunks and Composite values whose primals are AbstractArray subtypes. Check the existing BroadcastStyle behavior and the unthunk step described in the issue. Done means the differentials' style matches their primals, with the affected cases verified.

Written by the indexing model from the issue text.

Assessment

Tech stack
julia
Domain
backend-api-design
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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