Iteration 0 WSSR : 3.5353e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707338 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 122702 delta(WSSR)/WSSR : -27.812 delta(WSSR) : -3.41259e+06 limit for stopping : 1e-05 lambda : 0.0707338 resultant parameter values a = 5.01684 b = 184.712 / Iteration 2 WSSR : 122572 delta(WSSR)/WSSR : -0.00105982 delta(WSSR) : -129.905 limit for stopping : 1e-05 lambda : 0.00707338 resultant parameter values a = -62.0171 b = 187.346 / Iteration 3 WSSR : 121488 delta(WSSR)/WSSR : -0.0089256 delta(WSSR) : -1084.35 limit for stopping : 1e-05 lambda : 0.000707338 resultant parameter values a = -2445.03 b = 248.313 / Iteration 4 WSSR : 121331 delta(WSSR)/WSSR : -0.00129174 delta(WSSR) : -156.729 limit for stopping : 1e-05 lambda : 7.07338e-05 resultant parameter values a = -3751.53 b = 281.737 / Iteration 5 WSSR : 121331 delta(WSSR)/WSSR : -3.88287e-08 delta(WSSR) : -0.00471113 limit for stopping : 1e-05 lambda : 7.07338e-06 resultant parameter values a = -3758.73 b = 281.922 After 5 iterations the fit converged. final sum of squares of residuals : 121331 rel. change during last iteration : -3.88287e-08 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 35.1863 variance of residuals (reduced chisquare) = WSSR/ndf : 1238.07 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -3758.73 +/- 3692 (98.23%) b = 281.922 +/- 94.53 (33.53%) correlation matrix of the fit parameters: a b a 1.000 b -0.999 1.000 Iteration 0 WSSR : 3.50175e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.968323 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 122471 delta(WSSR)/WSSR : -27.5926 delta(WSSR) : -3.37928e+06 limit for stopping : 1e-05 lambda : 0.0968323 resultant parameter values aa = 92.9237 bb = 97.9148 / Iteration 2 WSSR : 122241 delta(WSSR)/WSSR : -0.00187587 delta(WSSR) : -229.309 limit for stopping : 1e-05 lambda : 0.00968323 resultant parameter values aa = 156.929 bb = 38.9476 / Iteration 3 WSSR : 120893 delta(WSSR)/WSSR : -0.011154 delta(WSSR) : -1348.44 limit for stopping : 1e-05 lambda : 0.000968323 resultant parameter values aa = 1194.32 bb = -931.604 / Iteration 4 WSSR : 120856 delta(WSSR)/WSSR : -0.000305459 delta(WSSR) : -36.9165 limit for stopping : 1e-05 lambda : 9.68323e-05 resultant parameter values aa = 1396.3 bb = -1120.58 / Iteration 5 WSSR : 120856 delta(WSSR)/WSSR : -1.15804e-09 delta(WSSR) : -0.000139956 limit for stopping : 1e-05 lambda : 9.68323e-06 resultant parameter values aa = 1396.7 bb = -1120.95 After 5 iterations the fit converged. final sum of squares of residuals : 120856 rel. change during last iteration : -1.15804e-09 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 35.1173 variance of residuals (reduced chisquare) = WSSR/ndf : 1233.22 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 1396.7 +/- 1170 (83.75%) bb = -1120.95 +/- 1094 (97.63%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 4.02742e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.968323 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 9579.65 delta(WSSR)/WSSR : -419.414 delta(WSSR) : -4.01784e+06 limit for stopping : 1e-05 lambda : 0.0968323 resultant parameter values aaa = 98.843 bbb = 108.911 / Iteration 2 WSSR : 8579.06 delta(WSSR)/WSSR : -0.116632 delta(WSSR) : -1000.59 limit for stopping : 1e-05 lambda : 0.00968323 resultant parameter values aaa = -58.7227 bbb = 257.323 / Iteration 3 WSSR : 237.025 delta(WSSR)/WSSR : -35.1948 delta(WSSR) : -8342.03 limit for stopping : 1e-05 lambda : 0.000968323 resultant parameter values aaa = -2638.97 bbb = 2671.33 / Iteration 4 WSSR : 8.64259 delta(WSSR)/WSSR : -26.4252 delta(WSSR) : -228.382 limit for stopping : 1e-05 lambda : 9.68323e-05 resultant parameter values aaa = -3141.37 bbb = 3141.36 / Iteration 5 WSSR : 8.64172 delta(WSSR)/WSSR : -0.000100192 delta(WSSR) : -0.00086583 limit for stopping : 1e-05 lambda : 9.68323e-06 resultant parameter values aaa = -3142.35 bbb = 3142.28 / Iteration 6 WSSR : 8.64172 delta(WSSR)/WSSR : -1.2025e-13 delta(WSSR) : -1.03917e-12 limit for stopping : 1e-05 lambda : 9.68323e-07 resultant parameter values aaa = -3142.35 bbb = 3142.28 After 6 iterations the fit converged. final sum of squares of residuals : 8.64172 rel. change during last iteration : -1.2025e-13 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 0.296953 variance of residuals (reduced chisquare) = WSSR/ndf : 0.0881808 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -3142.35 +/- 9.891 (0.3148%) bbb = 3142.28 +/- 9.254 (0.2945%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000