1 0 TAO, Function value: 14.6462, Residual: 14.2702 2 Residual norms for tao_nls_ solve. 3 0 KSP Residual norm 1.427015495300e+01 4 1 KSP Residual norm 1.396274328232e+00 5 2 KSP Residual norm 2.213188111782e-01 6 3 KSP Residual norm 2.647735923529e-02 7 4 KSP Residual norm 3.359435591847e-03 8 5 KSP Residual norm 4.722082521766e-04 9 6 KSP Residual norm 5.297140160110e-05 10 1 TAO, Function value: 4.22724, Residual: 5.32539e-05 11 Residual norms for tao_nls_ solve. 12 0 KSP Residual norm 5.325390156941e-05 13 1 KSP Residual norm 1.324390177615e-05 14 2 KSP Residual norm 1.603577402420e-06 15 3 KSP Residual norm 1.983242583492e-07 16 4 KSP Residual norm 3.381039093142e-08 17 5 KSP Residual norm 4.590589686160e-09 18 6 KSP Residual norm 1.064777710447e-09 19 7 KSP Residual norm 1.346820294179e-10 20J(xhat): 98.3926, predicted: 4.22725, diff 94.1653 21J(xhat): 27.7686, predicted: 4.22724, diff 23.5413 22J(xhat): 10.1126, predicted: 4.22724, diff 5.88533 23J(xhat): 5.69858, predicted: 4.22724, diff 1.47133 24J(xhat): 4.59508, predicted: 4.22724, diff 0.367834 25J(xhat): 4.3192, predicted: 4.22724, diff 0.091959 26J(xhat): 4.25023, predicted: 4.22724, diff 0.0229907 27J(xhat): 4.23299, predicted: 4.22724, diff 0.0057478 28J(xhat): 4.22868, predicted: 4.22724, diff 0.00143766 29J(xhat): 4.2276, predicted: 4.22724, diff 0.000360012 30Convergence rate step 0: 2. 31Convergence rate step 1: 2. 32Convergence rate step 2: 2. 33Convergence rate step 3: 2. 34Convergence rate step 4: 1.99999 35Convergence rate step 5: 1.99994 36Convergence rate step 6: 1.99997 37Convergence rate step 7: 1.99928 38Convergence rate step 8: 1.99761 39