NAG Library Manual, Mark 27.3
Interfaces:  FL   CL   CPP   AD 

NAG AD Library Introduction
Example description

 nag::ad::g02aa Tangent over Tangent Example Program Results

 Nearest Correlation Matrix:

  1.00000e+00 -8.08412e-01  1.91588e-01  1.06775e-01
 -8.08412e-01  1.00000e+00 -6.56233e-01  1.91588e-01
  1.91588e-01 -6.56233e-01  1.00000e+00 -8.08412e-01
  1.06775e-01  1.91588e-01 -8.08412e-01  1.00000e+00

 Derivatives calculated: Second order tangents

 Sum of Hessian elements of NCM X w.r.t. input matrix G:
 sum_ij [d2X/dG2]_ij = 3.05327e+00