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[ITensors] Fix Zygote failures #1613

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Merged
merged 1 commit into from
Jan 31, 2025
Merged

[ITensors] Fix Zygote failures #1613

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2 changes: 1 addition & 1 deletion Project.toml
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
name = "ITensors"
uuid = "9136182c-28ba-11e9-034c-db9fb085ebd5"
authors = ["Matthew Fishman <[email protected]>", "Miles Stoudenmire <[email protected]>"]
version = "0.7.11"
version = "0.7.12"

[deps]
Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
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4 changes: 2 additions & 2 deletions ext/ITensorsChainRulesCoreExt/itensor.jl
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Expand Up @@ -27,7 +27,7 @@ function rrule(::Type{ITensor}, x1::AllowAlias, x2::TensorStorage, x3)
y = ITensor(x1, x2, x3)
function ITensor_pullback(ȳ)
x̄1 = NoTangent()
x̄2 = ȳ.tensor.storage
x̄2 = unthunk(ȳ).tensor.storage
x̄3 = NoTangent()
return (NoTangent(), x̄1, x̄2, x̄3)
end
Expand Down Expand Up @@ -84,7 +84,7 @@ end
function rrule(::typeof(tensor), x1::ITensor)
y = tensor(x1)
function tensor_pullback(ȳ)
x̄1 = ITensor(typeof(storage(x1))(ȳ.storage.data), inds(x1))
x̄1 = ITensor(typeof(storage(x1))(unthunk(ȳ).storage.data), inds(x1))
return (NoTangent(), x̄1)
end
return y, tensor_pullback
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