nag::ad::d02pu Tangent over Tangent Example Program Results Derivatives calculated: Second order tangents Computational mode : algorithmic Worst global error observed = 3.43485e-05 at T = 6.30241 Sum of 2nd derivatives of errmax and terrmx w.r.t. problem parameter epsilon: d^2[errmax]/deps^2 + d^2[terrmx]/deps^2 = 1.995465e+02