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Add nonlinear_model function #2989

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Add nonlinear_model function #2989

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10 changes: 10 additions & 0 deletions src/Nonlinear/model.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,16 @@ function set_objective(model::Model, ::Nothing)
return
end

"""
nonlinear_model(backend::AbstractAutomaticDifferentiation)

Return a new nonlinear model appropriate for the given AD `backend`.

The default returns `Model()`. Custom AD backends can override this
to return their own model type.
"""
nonlinear_model(::AbstractAutomaticDifferentiation) = Model()

"""
add_expression(model::Model, expr)::ExpressionIndex

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