LinearAlgebra/addmul/mul!(::Matrix{ComplexF64}, ::LinearAlgebra.Tridiagonal{ComplexF64, V} where V<:AbstractVector{ComplexF64}, ::LinearAlgebra.Symmetric{Int64, S} where S<:(AbstractMatrix{<:Int64}), α, β)/α = -0.3016282139473221 - 0.3040673504677792im, β = -0.3016282139473221 - 0.3040673504677792im/adjoint and transpose/fa = transpose, fb = adjoint @test returned_mat === Ccopy