Iteration 0 WSSR : 5.11032e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707405 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 133043 delta(WSSR)/WSSR : -37.4109 delta(WSSR) : -4.97728e+06 limit for stopping : 1e-05 lambda : 0.0707405 resultant parameter values a = 7.01136 b = 222.817 / Iteration 2 WSSR : 132904 delta(WSSR)/WSSR : -0.0010457 delta(WSSR) : -138.979 limit for stopping : 1e-05 lambda : 0.00707405 resultant parameter values a = -31.953 b = 225.056 / Iteration 3 WSSR : 132800 delta(WSSR)/WSSR : -0.000789741 delta(WSSR) : -104.877 limit for stopping : 1e-05 lambda : 0.000707405 resultant parameter values a = -510.263 b = 238.92 / Iteration 4 WSSR : 132798 delta(WSSR)/WSSR : -1.20626e-05 delta(WSSR) : -1.60189 limit for stopping : 1e-05 lambda : 7.07405e-05 resultant parameter values a = -577.038 b = 240.856 / Iteration 5 WSSR : 132798 delta(WSSR)/WSSR : -2.35098e-11 delta(WSSR) : -3.12206e-06 limit for stopping : 1e-05 lambda : 7.07405e-06 resultant parameter values a = -577.131 b = 240.859 After 5 iterations the fit converged. final sum of squares of residuals : 132798 rel. change during last iteration : -2.35098e-11 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 36.8114 variance of residuals (reduced chisquare) = WSSR/ndf : 1355.08 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -577.131 +/- 1945 (337%) b = 240.859 +/- 56.49 (23.46%) correlation matrix of the fit parameters: a b a 1.000 b -0.998 1.000 Iteration 0 WSSR : 5.0689e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.979606 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 130467 delta(WSSR)/WSSR : -37.852 delta(WSSR) : -4.93843e+06 limit for stopping : 1e-05 lambda : 0.0979606 resultant parameter values aa = 117.277 bb = 110.637 / Iteration 2 WSSR : 120747 delta(WSSR)/WSSR : -0.0804964 delta(WSSR) : -9719.71 limit for stopping : 1e-05 lambda : 0.00979606 resultant parameter values aa = 605.319 bb = -356.181 / Iteration 3 WSSR : 98095.7 delta(WSSR)/WSSR : -0.230912 delta(WSSR) : -22651.5 limit for stopping : 1e-05 lambda : 0.000979606 resultant parameter values aa = 3009.61 bb = -2661.36 / Iteration 4 WSSR : 98040.5 delta(WSSR)/WSSR : -0.000563368 delta(WSSR) : -55.2329 limit for stopping : 1e-05 lambda : 9.79606e-05 resultant parameter values aa = 3134.28 bb = -2780.89 / Iteration 5 WSSR : 98040.5 delta(WSSR)/WSSR : -1.51467e-10 delta(WSSR) : -1.48499e-05 limit for stopping : 1e-05 lambda : 9.79606e-06 resultant parameter values aa = 3134.35 bb = -2780.95 After 5 iterations the fit converged. final sum of squares of residuals : 98040.5 rel. change during last iteration : -1.51467e-10 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 31.6293 variance of residuals (reduced chisquare) = WSSR/ndf : 1000.41 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 3134.35 +/- 530.8 (16.94%) bb = -2780.95 +/- 509 (18.3%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 1.66067e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.979606 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 36419.3 delta(WSSR)/WSSR : -44.5986 delta(WSSR) : -1.62425e+06 limit for stopping : 1e-05 lambda : 0.0979606 resultant parameter values aaa = 58.1781 bbb = 72.9877 / Iteration 2 WSSR : 25572.1 delta(WSSR)/WSSR : -0.424182 delta(WSSR) : -10847.2 limit for stopping : 1e-05 lambda : 0.00979606 resultant parameter values aaa = -458.802 bbb = 569.291 / Iteration 3 WSSR : 65.9436 delta(WSSR)/WSSR : -386.787 delta(WSSR) : -25506.2 limit for stopping : 1e-05 lambda : 0.000979606 resultant parameter values aaa = -3010.11 bbb = 3015.42 / Iteration 4 WSSR : 3.74987 delta(WSSR)/WSSR : -16.5856 delta(WSSR) : -62.1938 limit for stopping : 1e-05 lambda : 9.79606e-05 resultant parameter values aaa = -3142.4 bbb = 3142.26 / Iteration 5 WSSR : 3.74985 delta(WSSR)/WSSR : -4.45921e-06 delta(WSSR) : -1.67214e-05 limit for stopping : 1e-05 lambda : 9.79606e-06 resultant parameter values aaa = -3142.46 bbb = 3142.32 After 5 iterations the fit converged. final sum of squares of residuals : 3.74985 rel. change during last iteration : -4.45921e-06 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 0.195611 variance of residuals (reduced chisquare) = WSSR/ndf : 0.0382638 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -3142.46 +/- 3.283 (0.1045%) bbb = 3142.32 +/- 3.148 (0.1002%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000