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rm adjoint & transpose adjoints #1259

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merged 2 commits into from
Jul 13, 2022
Merged

rm adjoint & transpose adjoints #1259

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bdefedc
rm adjoint + transpose adjoint
mcabbott Jul 3, 2022
26ae24b
restore parent adjoints
mcabbott Jul 3, 2022
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27 changes: 1 addition & 26 deletions src/lib/array.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -337,33 +337,8 @@ end
# LinearAlgebra
# =============

@adjoint function transpose(x)
back(Δ) = (transpose(Δ),)
back(Δ::NamedTuple{(:parent,)}) = (Δ.parent,)
return transpose(x), back
end

@adjoint function LinearAlgebra.Transpose(x)
back(Δ) = (LinearAlgebra.Transpose(Δ),)
back(Δ::NamedTuple{(:parent,)}) = (Δ.parent,)
return LinearAlgebra.Transpose(x), back
end


@adjoint function Base.adjoint(x)
back(Δ) = (Δ',)
back(Δ::NamedTuple{(:parent,)}) = (Δ.parent,)
return x', back
end

@adjoint function LinearAlgebra.Adjoint(x)
back(Δ) = (LinearAlgebra.Adjoint(Δ),)
back(Δ::NamedTuple{(:parent,)}) = (Δ.parent,)
return LinearAlgebra.Adjoint(x), back
end

@adjoint parent(x::LinearAlgebra.Adjoint) = parent(x), ȳ -> (LinearAlgebra.Adjoint(ȳ),)
@adjoint parent(x::LinearAlgebra.Transpose) = parent(x), ȳ -> (LinearAlgebra.Transpose(ȳ),)
@adjoint parent(x::LinearAlgebra.Transpose) = parent(x), ȳ -> (LinearAlgebra.Transpose(ȳ),)

function _kron(mat1::AbstractMatrix,mat2::AbstractMatrix)
m1, n1 = size(mat1)
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