nag_lapacklin_dptsv (f07jac) Example Program Results Solution 2.5000 2.0000 1.0000 -1.0000 3.0000 Diagonal elements of the diagonal matrix D 4.0000 9.0000 25.0000 16.0000 1.0000 Subdiagonal elements of the Cholesky factor L -0.5000 -0.6667 0.6000 0.5000