improve expect

qutip · Jan 27, 2025 · ca79557 · ca79557
1 parent 94eaf43
commit ca79557
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/src/qobj/functions.jl b/src/qobj/functions.jl
@@ -77,10 +77,7 @@ function expect(O::AbstractVector{<:AbstractQuantumObject{OperatorQuantumObject}
     result .= expect.(O, Ref(ρ))
     return result
 end
-function expect(O::AbstractQuantumObject{OperatorQuantumObject}, ρ::AbstractVector{<:QuantumObject})
-    _expect = _ρ -> expect(O, _ρ)
-    return _expect.(ρ)
-end
+expect(O::AbstractQuantumObject{OperatorQuantumObject}, ρ::AbstractVector{<:QuantumObject}) = expect.(Ref(O), ρ)
 function expect(
     O::AbstractVector{<:AbstractQuantumObject{OperatorQuantumObject,DimsType,<:Union{<:Hermitian{TF},<:Symmetric{TR}}}},
     ρ::AbstractVector{<:QuantumObject},