I am trying to use ReverseDiff.jl and ForwardDiff.jl as a mixed mode AD approach to computing a Hessian vector product. I am using the following function: import ForwardDiff as fdiff import ReverseDiff as rdiff function _hvp(f::F, x::S, v::S) where {F, S<:AbstractVector{<:AbstractFloat}} dual = f…

Correct Way to Compose ReverseDiff and ForwardDiff

RS-Coop July 4, 2022, 2:45pm 7

I am on 1.6.4 and seeing that same issue.

Topic		Replies	Views
Nesting ForwardDiff inside ReverseDiff? General Usage question , differentiation	5	1313	January 4, 2018
Mixed-mode automatic differentiation using ForwardDiff and ReverseDiff General Usage forwarddiff , reversediff , autodiff	9	2880	February 1, 2022
ReverseDiff method error in multiplication General Usage reversediff , autodiff	1	297	December 21, 2022
ReverseDiff.jl Community package , announcement	9	1742	December 13, 2017
Gradiens of gradients using ReverseDiff Numerics	0	641	June 13, 2018