LinearAlgebra/addmul/mul!(::Matrix{ComplexF64}, ::LinearAlgebra.Bidiagonal{ComplexF64, V} where V<:AbstractVector{ComplexF64}, ::LinearAlgebra.Bidiagonal{ComplexF64, V} where V<:AbstractVector{ComplexF64}, α, β)/α = true, β = -1.293365055990578 - 0.07085591502800334im/adjoint and transpose/fa = identity, fb = transpose @test returned_mat === Ccopy