Update src/caches/beliefpropagationcache.jl

Co-authored-by: Matt Fishman <[email protected]>
ITensor · Jun 25, 2024 · 173e19b · 173e19b
1 parent 8ad4493
commit 173e19b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/caches/beliefpropagationcache.jl b/src/caches/beliefpropagationcache.jl
@@ -39,7 +39,7 @@ end
 
 function message_diff(message_a::Vector{ITensor}, message_b::Vector{ITensor})
   lhs, rhs = contract(message_a), contract(message_b)
-  f = abs(dot(lhs / norm(lhs), rhs / norm(rhs)))^2
+  f = abs2(dot(lhs / norm(lhs), rhs / norm(rhs)))
   return 1 - f
 end