LinearAlgebra/addmul/mul!(::Matrix{Float64}, ::LinearAlgebra.SymTridiagonal{Int64, V} where V<:AbstractVector{Int64}, ::LinearAlgebra.Hermitian{Float32, S} where S<:(AbstractMatrix{<:Float32}), α, β)/α = 1.4230585274037189, β = 1.4230585274037189/adjoint and transpose/fa = adjoint, fb = adjoint @test returned_mat === Ccopy