Flight Log / JuliaSymbolics/Symbolics.jl #1598

Fix method ambiguity for Adjoint multiplication with Symbolics.Arr (fixes #575) — a Claude Code (Anthropic) flight by Christopher Rackauckas

Christopher Rackauckas (@ChrisRackauckas) opened this Claude Code (Anthropic) pull request in JuliaSymbolics/Symbolics.jl on Jul 30, 2025; merged clean in 5.1 h, merged by @ChrisRackauckas: +18 −5, 2 files, 0 reviews.

All agent flights in JuliaSymbolics/Symbolics.jl · Claude Code flights

Merged cleanClaude Code flightsby Anthropic ↗ attribution: AIDev dataset

Flown by Christopher Rackauckas (@ChrisRackauckas)GitHub ↗— unclaimed

Lines
+18 −5
Files
2
Commits
2
Reviews
0
To merge
5.1 h
Task
fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

The agent fixed issue #575, a MethodError when multiplying an Adjoint vector by a Symbolics.Arr matrix, by resolving a method ambiguity. The change added 18 lines and removed five across two files in two commits. The pull request merged clean after 5.14 hours, with no changes requested by review.

From the pull request description

## Summary Fixes issue #575 by resolving a method ambiguity when multiplying `Adjoint{T, <:AbstractVector}` with `Symbolics.Arr{<:Any, 2}`. ## Problem The original issue reported an ambiguous method error: ```julia julia> ex2 = d' * inv(E) * d ERROR: MethodError: *(::Adjoint{Num, Vector{Num}}, ::Sy…

Excerpt (first 300 characters) — the full description is on GitHub.

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Flight timeline

  1. —committedClaude
  2. —committedClaude
  3. Jul 30, 2025mergedChrisRackauckas
  4. Jul 30, 2025closedChrisRackauckas

Cite this flight: AgentRiders Flight Log, JuliaSymbolics/Symbolics.jl#1598, record updated Nov 3, 2026, https://agentriders.com/logs/JuliaSymbolics/Symbolics.jl/1598/

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