Iteration 0 WSSR : 8.65799e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707234 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 422995 delta(WSSR)/WSSR : -19.4683 delta(WSSR) : -8.235e+06 limit for stopping : 1e-05 lambda : 0.0707234 resultant parameter values a = -4.94625 b = 203.522 / Iteration 2 WSSR : 415042 delta(WSSR)/WSSR : -0.0191613 delta(WSSR) : -7952.76 limit for stopping : 1e-05 lambda : 0.00707234 resultant parameter values a = -864.859 b = 220.257 / Iteration 3 WSSR : 387879 delta(WSSR)/WSSR : -0.0700308 delta(WSSR) : -27163.5 limit for stopping : 1e-05 lambda : 0.000707234 resultant parameter values a = -6772.19 b = 331.747 / Iteration 4 WSSR : 387750 delta(WSSR)/WSSR : -0.000332164 delta(WSSR) : -128.797 limit for stopping : 1e-05 lambda : 7.07234e-05 resultant parameter values a = -7207.61 b = 339.965 / Iteration 5 WSSR : 387750 delta(WSSR)/WSSR : -1.80465e-10 delta(WSSR) : -6.99755e-05 limit for stopping : 1e-05 lambda : 7.07234e-06 resultant parameter values a = -7207.93 b = 339.971 After 5 iterations the fit converged. final sum of squares of residuals : 387750 rel. change during last iteration : -1.80465e-10 degrees of freedom (FIT_NDF) : 198 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 44.2531 variance of residuals (reduced chisquare) = WSSR/ndf : 1958.33 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -7207.93 +/- 1699 (23.57%) b = 339.971 +/- 32.22 (9.477%) correlation matrix of the fit parameters: a b a 1.000 b -0.995 1.000 Iteration 0 WSSR : 8.58412e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.965888 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 418736 delta(WSSR)/WSSR : -19.5001 delta(WSSR) : -8.16538e+06 limit for stopping : 1e-05 lambda : 0.0965888 resultant parameter values aa = 112.257 bb = 99.0225 / Iteration 2 WSSR : 395337 delta(WSSR)/WSSR : -0.0591881 delta(WSSR) : -23399.2 limit for stopping : 1e-05 lambda : 0.00965888 resultant parameter values aa = 852.014 bb = -588.836 / Iteration 3 WSSR : 374316 delta(WSSR)/WSSR : -0.0561565 delta(WSSR) : -21020.3 limit for stopping : 1e-05 lambda : 0.000965888 resultant parameter values aa = 2450.37 bb = -2076.15 / Iteration 4 WSSR : 374307 delta(WSSR)/WSSR : -2.6247e-05 delta(WSSR) : -9.82442 limit for stopping : 1e-05 lambda : 9.65888e-05 resultant parameter values aa = 2485.68 bb = -2109 / Iteration 5 WSSR : 374307 delta(WSSR)/WSSR : -1.28123e-12 delta(WSSR) : -4.79573e-07 limit for stopping : 1e-05 lambda : 9.65888e-06 resultant parameter values aa = 2485.68 bb = -2109 After 5 iterations the fit converged. final sum of squares of residuals : 374307 rel. change during last iteration : -1.28123e-12 degrees of freedom (FIT_NDF) : 198 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 43.4792 variance of residuals (reduced chisquare) = WSSR/ndf : 1890.44 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 2485.68 +/- 489.8 (19.71%) bb = -2109 +/- 455.8 (21.61%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 9.43971e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.965888 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 82262.8 delta(WSSR)/WSSR : -113.751 delta(WSSR) : -9.35745e+06 limit for stopping : 1e-05 lambda : 0.0965888 resultant parameter values aaa = 93.9799 bbb = 130.237 / Iteration 2 WSSR : 38961.1 delta(WSSR)/WSSR : -1.11141 delta(WSSR) : -43301.7 limit for stopping : 1e-05 lambda : 0.00965888 resultant parameter values aaa = -912.157 bbb = 1067.01 / Iteration 3 WSSR : 29.5535 delta(WSSR)/WSSR : -1317.32 delta(WSSR) : -38931.6 limit for stopping : 1e-05 lambda : 0.000965888 resultant parameter values aaa = -3087.39 bbb = 3091.12 / Iteration 4 WSSR : 11.3578 delta(WSSR)/WSSR : -1.60205 delta(WSSR) : -18.1958 limit for stopping : 1e-05 lambda : 9.65888e-05 resultant parameter values aaa = -3135.43 bbb = 3135.82 / Iteration 5 WSSR : 11.3578 delta(WSSR)/WSSR : -7.81502e-08 delta(WSSR) : -8.87612e-07 limit for stopping : 1e-05 lambda : 9.65888e-06 resultant parameter values aaa = -3135.44 bbb = 3135.83 After 5 iterations the fit converged. final sum of squares of residuals : 11.3578 rel. change during last iteration : -7.81502e-08 degrees of freedom (FIT_NDF) : 198 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 0.239505 variance of residuals (reduced chisquare) = WSSR/ndf : 0.0573625 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -3135.44 +/- 2.698 (0.08605%) bbb = 3135.83 +/- 2.511 (0.08006%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000