LinearAlgebra/addmul/mul!(::Matrix{BigFloat}, ::LinearAlgebra.SymTridiagonal{BigFloat, V} where V<:AbstractVector{BigFloat}, ::Matrix{Float32}, α, β)/α = -0.049116998402938878698353875051907380111515522003173828125, β = -0.049116998402938878698353875051907380111515522003173828125/adjoint and transpose/fa = identity, fb = adjoint @test returned_mat === Ccopy