LinearAlgebra/addmul/mul!(::Matrix{ComplexF64}, ::LinearAlgebra.UpperTriangular{ComplexF32, S} where S<:AbstractMatrix{ComplexF32}, ::LinearAlgebra.SymTridiagonal{ComplexF64, V} where V<:AbstractVector{ComplexF64}, α, β)/α = true, β = 0.4133662840945274 + 1.2628798932954686im/adjoint and transpose/fa = transpose, fb = transpose @test returned_mat === Ccopy