v0.13.0

What's Changed

• Test Julia 1.9 by @MilesCranmer in #329
• Automated update to backend: v0.18.0 by @MilesCranmer in #331

Backend changes

Diff since v0.17.1

• Overload ^ if user passes explicitly (MilesCranmer/SymbolicRegression.jl#201) (@MilesCranmer)
• Upgrade DynamicExpressions to 0.8; LossFunctions to 0.10 (MilesCranmer/SymbolicRegression.jl#206) (@github-actions[bot])
• Show expressions evaluated per second (MilesCranmer/SymbolicRegression.jl#209) (@MilesCranmer)
• Cache complexity of expressions whenever possible (MilesCranmer/SymbolicRegression.jl#210) (@MilesCranmer)

Full Changelog: v0.12.3...v0.13.0