Avoid in-place normalization in default_message_update

ITensor · Mar 19, 2024 · 3e875cf · 3e875cf
1 parent c818f13
commit 3e875cf
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/caches/beliefpropagationcache.jl b/src/caches/beliefpropagationcache.jl
@@ -3,7 +3,7 @@ default_messages(ptn::PartitionedGraph) = Dictionary()
 function default_message_update(contract_list::Vector{ITensor}; kwargs...)
   sequence = optimal_contraction_sequence(contract_list)
   updated_messages = contract(contract_list; sequence, kwargs...)
-  updated_messages = normalize!(updated_messages)
+  updated_messages /= norm(updated_messages)
   return ITensor[updated_messages]
 end
 @traitfn default_bp_maxiter(g::::(!IsDirected)) = is_tree(g) ? 1 : nothing