External Dependency

Author: JoeyT1994

ext/ITensorNetworksNextTensorOperationsExt/ITensorNetworksNextTensorOperationsExt.jl

@@ -0,0 +1,14 @@
+module ITensorNetworksTensorOperationsExt
+
+using ITensorNetworksNext: ITensorNetworksNext
+using TensorOperations: TensorOperations, optimaltree
+
+function ITensorNetworksNext.contraction_sequence(::Algorithm"optimal", tn::Vector{<:AbstractArray})
+    network = collect.(inds.(tn))
+    #Converting dims to Float64 to minimize overflow issues
+    inds_to_dims = Dict(i => Float64(dim(i)) for i in unique(reduce(vcat, network)))
+    seq, _ = optimaltree(network, inds_to_dims)
+    return seq
+end
+
+end