nag_opt_lsq_check_deriv (e04yac) Example Program Results

The test point is  1.900e-01 -1.340e+00 8.800e-01

Derivatives are consistent with residual values.

At the test point, lsqfun() gives

      Residuals                   1st derivatives
     -2.029e-03       1.000e+00     -4.061e-02     -2.707e-03
     -1.076e-01       1.000e+00     -9.689e-02     -1.384e-02
     -2.330e-01       1.000e+00     -1.785e-01     -4.120e-02
     -3.785e-01       1.000e+00     -3.043e-01     -1.014e-01
     -5.836e-01       1.000e+00     -5.144e-01     -2.338e-01
     -8.689e-01       1.000e+00     -9.100e-01     -5.460e-01
     -1.346e+00       1.000e+00     -1.810e+00     -1.408e+00
     -2.374e+00       1.000e+00     -4.726e+00     -4.726e+00
     -2.975e+00       1.000e+00     -6.076e+00     -6.076e+00
     -4.013e+00       1.000e+00     -7.876e+00     -7.876e+00
     -5.323e+00       1.000e+00     -1.040e+01     -1.040e+01
     -7.292e+00       1.000e+00     -1.418e+01     -1.418e+01
     -1.057e+01       1.000e+00     -2.048e+01     -2.048e+01
     -1.713e+01       1.000e+00     -3.308e+01     -3.308e+01
     -3.681e+01       1.000e+00     -7.089e+01     -7.089e+01