Iteration 0 WSSR : 5.99179e+07 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707107 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 7.79366e+06 delta(WSSR)/WSSR : -6.68803 delta(WSSR) : -5.21242e+07 limit for stopping : 1e-05 lambda : 0.0707107 resultant parameter values a = 0.912087 b = 719.388 / Iteration 2 WSSR : 7.79237e+06 delta(WSSR)/WSSR : -0.000165833 delta(WSSR) : -1292.23 limit for stopping : 1e-05 lambda : 0.00707107 resultant parameter values a = -13.3174 b = 722.981 / Iteration 3 WSSR : 7.79217e+06 delta(WSSR)/WSSR : -2.596e-05 delta(WSSR) : -202.284 limit for stopping : 1e-05 lambda : 0.000707107 resultant parameter values a = -1435.35 b = 723.089 / Iteration 4 WSSR : 7.7738e+06 delta(WSSR)/WSSR : -0.00236201 delta(WSSR) : -18361.8 limit for stopping : 1e-05 lambda : 7.07107e-05 resultant parameter values a = -134733 b = 733.18 / Iteration 5 WSSR : 7.64307e+06 delta(WSSR)/WSSR : -0.0171044 delta(WSSR) : -130730 limit for stopping : 1e-05 lambda : 7.07107e-06 resultant parameter values a = -1.87024e+06 b = 864.567 / Iteration 6 WSSR : 7.64082e+06 delta(WSSR)/WSSR : -0.000295031 delta(WSSR) : -2254.28 limit for stopping : 1e-05 lambda : 7.07107e-07 resultant parameter values a = -2.12964e+06 b = 884.204 / Iteration 7 WSSR : 7.64082e+06 delta(WSSR)/WSSR : -6.5908e-10 delta(WSSR) : -0.00503591 limit for stopping : 1e-05 lambda : 7.07107e-08 resultant parameter values a = -2.13003e+06 b = 884.233 After 7 iterations the fit converged. final sum of squares of residuals : 7.64082e+06 rel. change during last iteration : -6.5908e-10 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 279.227 variance of residuals (reduced chisquare) = WSSR/ndf : 77967.5 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -2.13003e+06 +/- 1.528e+06 (71.73%) b = 884.233 +/- 119 (13.46%) correlation matrix of the fit parameters: a b a 1.000 b -0.972 1.000 Iteration 0 WSSR : 5.98168e+07 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.863373 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 7.78857e+06 delta(WSSR)/WSSR : -6.68007 delta(WSSR) : -5.20282e+07 limit for stopping : 1e-05 lambda : 0.0863373 resultant parameter values aa = 343.804 bb = 478.572 / Iteration 2 WSSR : 7.78396e+06 delta(WSSR)/WSSR : -0.000593008 delta(WSSR) : -4615.94 limit for stopping : 1e-05 lambda : 0.00863373 resultant parameter values aa = 682.383 bb = 244.962 / Iteration 3 WSSR : 7.78198e+06 delta(WSSR)/WSSR : -0.000253695 delta(WSSR) : -1974.25 limit for stopping : 1e-05 lambda : 0.000863373 resultant parameter values aa = 1201.72 bb = -118.872 / Iteration 4 WSSR : 7.78198e+06 delta(WSSR)/WSSR : -6.03025e-08 delta(WSSR) : -0.469273 limit for stopping : 1e-05 lambda : 8.63373e-05 resultant parameter values aa = 1209.85 bb = -124.568 After 4 iterations the fit converged. final sum of squares of residuals : 7.78198e+06 rel. change during last iteration : -6.03025e-08 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 281.794 variance of residuals (reduced chisquare) = WSSR/ndf : 79408 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 1209.85 +/- 3345 (276.5%) bb = -124.568 +/- 2343 (1881%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 705113 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.863373 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 5160.01 delta(WSSR)/WSSR : -135.65 delta(WSSR) : -699953 limit for stopping : 1e-05 lambda : 0.0863373 resultant parameter values aaa = 38.5099 bbb = 57.9699 / Iteration 2 WSSR : 4859.32 delta(WSSR)/WSSR : -0.0618793 delta(WSSR) : -300.691 limit for stopping : 1e-05 lambda : 0.00863373 resultant parameter values aaa = -59.5982 bbb = 127.118 / Iteration 3 WSSR : 4691.22 delta(WSSR)/WSSR : -0.0358322 delta(WSSR) : -168.097 limit for stopping : 1e-05 lambda : 0.000863373 resultant parameter values aaa = -211.139 bbb = 233.283 / Iteration 4 WSSR : 4691.18 delta(WSSR)/WSSR : -8.51727e-06 delta(WSSR) : -0.039956 limit for stopping : 1e-05 lambda : 8.63373e-05 resultant parameter values aaa = -213.511 bbb = 234.945 After 4 iterations the fit converged. final sum of squares of residuals : 4691.18 rel. change during last iteration : -8.51727e-06 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 6.91876 variance of residuals (reduced chisquare) = WSSR/ndf : 47.8692 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -213.511 +/- 82.13 (38.46%) bbb = 234.945 +/- 57.54 (24.49%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000 Iteration 0 WSSR : 716707 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707145 initial set of free parameter values aaaa = 1 bbbb = 1 / Iteration 1 WSSR : 5032.35 delta(WSSR)/WSSR : -141.42 delta(WSSR) : -711675 limit for stopping : 1e-05 lambda : 0.0707145 resultant parameter values aaaa = 1.86986 bbbb = 84.9331 / Iteration 2 WSSR : 5014.73 delta(WSSR)/WSSR : -0.00351279 delta(WSSR) : -17.6157 limit for stopping : 1e-05 lambda : 0.00707145 resultant parameter values aaaa = 1.87421 bbbb = 85.3528 / Iteration 3 WSSR : 5014.73 delta(WSSR)/WSSR : -8.78131e-12 delta(WSSR) : -4.40359e-08 limit for stopping : 1e-05 lambda : 0.000707145 resultant parameter values aaaa = 1.87421 bbbb = 85.3528 After 3 iterations the fit converged. final sum of squares of residuals : 5014.73 rel. change during last iteration : -8.78131e-12 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 7.15337 variance of residuals (reduced chisquare) = WSSR/ndf : 51.1707 Final set of parameters Asymptotic Standard Error ======================= ========================== aaaa = 1.87421 +/- 6.575e+16 (3.508e+18%) bbbb = 85.3528 +/- 6.814e+14 (7.983e+14%) correlation matrix of the fit parameters: aaaa bbbb aaaa 1.000 bbbb -1.000 1.000 Warning: empty x range [0.0103637:0.0103637], adjusting to [0.0102601:0.0104673]