Iteration 0 WSSR : 4.17059e+08 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 : 2.32566e+07 delta(WSSR)/WSSR : -16.9329 delta(WSSR) : -3.93802e+08 limit for stopping : 1e-05 lambda : 0.0707107 resultant parameter values a = 0.291954 b = 1975.6 / Iteration 2 WSSR : 2.32468e+07 delta(WSSR)/WSSR : -0.000422514 delta(WSSR) : -9822.08 limit for stopping : 1e-05 lambda : 0.00707107 resultant parameter values a = -86.0202 b = 1985.48 / Iteration 3 WSSR : 2.32393e+07 delta(WSSR)/WSSR : -0.000320176 delta(WSSR) : -7440.69 limit for stopping : 1e-05 lambda : 0.000707107 resultant parameter values a = -8710.18 b = 1986.15 / Iteration 4 WSSR : 2.25787e+07 delta(WSSR)/WSSR : -0.0292598 delta(WSSR) : -660649 limit for stopping : 1e-05 lambda : 7.07107e-05 resultant parameter values a = -805199 b = 2048.71 / Iteration 5 WSSR : 1.87911e+07 delta(WSSR)/WSSR : -0.201566 delta(WSSR) : -3.78764e+06 limit for stopping : 1e-05 lambda : 7.07107e-06 resultant parameter values a = -9.39061e+06 b = 2723.04 / Iteration 6 WSSR : 1.87465e+07 delta(WSSR)/WSSR : -0.00237512 delta(WSSR) : -44525.2 limit for stopping : 1e-05 lambda : 7.07107e-07 resultant parameter values a = -1.04266e+07 b = 2804.4 / Iteration 7 WSSR : 1.87465e+07 delta(WSSR)/WSSR : -3.45833e-09 delta(WSSR) : -0.0648317 limit for stopping : 1e-05 lambda : 7.07107e-08 resultant parameter values a = -1.04278e+07 b = 2804.5 After 7 iterations the fit converged. final sum of squares of residuals : 1.87465e+07 rel. change during last iteration : -3.45833e-09 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 437.368 variance of residuals (reduced chisquare) = WSSR/ndf : 191291 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -1.04278e+07 +/- 2.15e+06 (20.62%) b = 2804.5 +/- 174.4 (6.22%) correlation matrix of the fit parameters: a b a 1.000 b -0.968 1.000 Iteration 0 WSSR : 4.16784e+08 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.860178 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 2.32036e+07 delta(WSSR)/WSSR : -16.962 delta(WSSR) : -3.9358e+08 limit for stopping : 1e-05 lambda : 0.0860178 resultant parameter values aa = 948.6 bb = 1318.67 / Iteration 2 WSSR : 2.31176e+07 delta(WSSR)/WSSR : -0.00372074 delta(WSSR) : -86014.6 limit for stopping : 1e-05 lambda : 0.00860178 resultant parameter values aa = 2665.07 bb = 139.584 / Iteration 3 WSSR : 2.30326e+07 delta(WSSR)/WSSR : -0.00369116 delta(WSSR) : -85017 limit for stopping : 1e-05 lambda : 0.000860178 resultant parameter values aa = 7086.74 bb = -2923.19 / Iteration 4 WSSR : 2.30326e+07 delta(WSSR)/WSSR : -2.46431e-06 delta(WSSR) : -56.7593 limit for stopping : 1e-05 lambda : 8.60178e-05 resultant parameter values aa = 7203.94 bb = -3004.38 After 4 iterations the fit converged. final sum of squares of residuals : 2.30326e+07 rel. change during last iteration : -2.46431e-06 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 484.795 variance of residuals (reduced chisquare) = WSSR/ndf : 235026 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 7203.94 +/- 7544 (104.7%) bb = -3004.38 +/- 5226 (173.9%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 770224 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.860178 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 4287.26 delta(WSSR)/WSSR : -178.654 delta(WSSR) : -765937 limit for stopping : 1e-05 lambda : 0.0860178 resultant parameter values aaa = 40.5365 bbb = 60.6977 / Iteration 2 WSSR : 4061.95 delta(WSSR)/WSSR : -0.0554706 delta(WSSR) : -225.318 limit for stopping : 1e-05 lambda : 0.00860178 resultant parameter values aaa = -48.3014 bbb = 122.669 / Iteration 3 WSSR : 3831.93 delta(WSSR)/WSSR : -0.0600269 delta(WSSR) : -230.019 limit for stopping : 1e-05 lambda : 0.000860178 resultant parameter values aaa = -278.294 bbb = 281.979 / Iteration 4 WSSR : 3831.77 delta(WSSR)/WSSR : -4.00769e-05 delta(WSSR) : -0.153566 limit for stopping : 1e-05 lambda : 8.60178e-05 resultant parameter values aaa = -284.391 bbb = 286.202 / Iteration 5 WSSR : 3831.77 delta(WSSR)/WSSR : -2.81552e-12 delta(WSSR) : -1.07884e-08 limit for stopping : 1e-05 lambda : 8.60178e-06 resultant parameter values aaa = -284.393 bbb = 286.203 After 5 iterations the fit converged. final sum of squares of residuals : 3831.77 rel. change during last iteration : -2.81552e-12 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 6.25298 variance of residuals (reduced chisquare) = WSSR/ndf : 39.0997 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -284.393 +/- 97.31 (34.22%) bbb = 286.203 +/- 67.4 (23.55%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000 Iteration 0 WSSR : 782212 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 : 4185.02 delta(WSSR)/WSSR : -185.908 delta(WSSR) : -778027 limit for stopping : 1e-05 lambda : 0.0707145 resultant parameter values aaaa = 1.9095 bbbb = 88.7586 / Iteration 2 WSSR : 4165.76 delta(WSSR)/WSSR : -0.00462295 delta(WSSR) : -19.2581 limit for stopping : 1e-05 lambda : 0.00707145 resultant parameter values aaaa = 1.91405 bbbb = 89.1974 / Iteration 3 WSSR : 4165.76 delta(WSSR)/WSSR : -1.15562e-11 delta(WSSR) : -4.81405e-08 limit for stopping : 1e-05 lambda : 0.000707145 resultant parameter values aaaa = 1.91405 bbbb = 89.1974 After 3 iterations the fit converged. final sum of squares of residuals : 4165.76 rel. change during last iteration : -1.15562e-11 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 6.51979 variance of residuals (reduced chisquare) = WSSR/ndf : 42.5077 Final set of parameters Asymptotic Standard Error ======================= ========================== aaaa = 1.91405 +/- 1.245e+17 (6.505e+18%) bbbb = 89.1974 +/- 1.29e+15 (1.447e+15%) 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]