Fix select on empty inds

bsc-quantic · Aug 30, 2023 · 34ed452 · 34ed452
1 parent b347f71
commit 34ed452
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/TensorNetwork.jl b/src/TensorNetwork.jl
@@ -318,7 +318,7 @@ end
 
 Return tensors whose indices match with the list of indices `i`.
 """
-select(tn::TensorNetwork, i::AbstractVecOrTuple{Symbol}) = mapreduce(Base.Fix1(select, tn), ∩, i)
+select(tn::TensorNetwork, i::AbstractVecOrTuple{Symbol}) = filter(Base.Fix1(⊆, i) ∘ inds, tensors(tn))
 select(tn::TensorNetwork, i::Symbol) = map(x -> tn.tensors[x], unique(tn.indices[i]))
 
 """