E04XAA Example Program Results Find gradients and Hessian diagonals given function only ( i.e. MODE = 0 ). Function value is 2.150E+02 Estimated gradient vector is 3.060E+02 -1.440E+02 -2.000E+00 -3.100E+02 Estimated Hessian matrix diagonal is 4.820E+02 2.120E+02 5.799E+01 4.900E+02 Find Hessian matrix given function and gradients ( i.e. MODE = 1 ). Function value is 2.150E+02 Gradient vector is 3.060E+02 -1.440E+02 -2.000E+00 -3.100E+02 Estimated Hessian matrix (machine dependent) is 4.820E+02 2.000E+01 0.000E+00 -4.800E+02 2.000E+01 2.120E+02 -2.400E+01 0.000E+00 0.000E+00 -2.400E+01 5.800E+01 -1.000E+01 -4.800E+02 0.000E+00 -1.000E+01 4.900E+02 Find gradients and Hessian matrix given function only ( i.e. MODE = 2 ). Function value is 2.150E+02 Estimated gradient vector is 3.060E+02 -1.440E+02 -2.000E+00 -3.100E+02 Estimated Hessian matrix (machine dependent) is 4.820E+02 2.000E+01 -6.605E-03 -4.800E+02 2.000E+01 2.120E+02 -2.399E+01 6.605E-03 -6.605E-03 -2.399E+01 5.797E+01 -1.000E+01 -4.800E+02 6.605E-03 -1.000E+01 4.900E+02