Iteration 0 WSSR : 3.44287e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707341 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 81798.3 delta(WSSR)/WSSR : -41.0897 delta(WSSR) : -3.36107e+06 limit for stopping : 1e-05 lambda : 0.0707341 resultant parameter values a = 6.59267 b = 183.278 / Iteration 2 WSSR : 81636.1 delta(WSSR)/WSSR : -0.00198655 delta(WSSR) : -162.174 limit for stopping : 1e-05 lambda : 0.00707341 resultant parameter values a = 95.0246 b = 181.914 / Iteration 3 WSSR : 79763.1 delta(WSSR)/WSSR : -0.0234813 delta(WSSR) : -1872.95 limit for stopping : 1e-05 lambda : 0.000707341 resultant parameter values a = 3221.09 b = 101.45 / Iteration 4 WSSR : 79495.5 delta(WSSR)/WSSR : -0.00336654 delta(WSSR) : -267.625 limit for stopping : 1e-05 lambda : 7.07341e-05 resultant parameter values a = 4921.78 b = 57.674 / Iteration 5 WSSR : 79495.5 delta(WSSR)/WSSR : -9.96447e-08 delta(WSSR) : -0.0079213 limit for stopping : 1e-05 lambda : 7.07341e-06 resultant parameter values a = 4931.08 b = 57.4345 After 5 iterations the fit converged. final sum of squares of residuals : 79495.5 rel. change during last iteration : -9.96447e-08 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 28.4812 variance of residuals (reduced chisquare) = WSSR/ndf : 811.179 Final set of parameters Asymptotic Standard Error ======================= ========================== a = 4931.08 +/- 2977 (60.37%) b = 57.4345 +/- 76.68 (133.5%) correlation matrix of the fit parameters: a b a 1.000 b -0.999 1.000 Iteration 0 WSSR : 3.40953e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.969131 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 81939.8 delta(WSSR)/WSSR : -40.6102 delta(WSSR) : -3.32759e+06 limit for stopping : 1e-05 lambda : 0.0969131 resultant parameter values aa = 91.1272 bb = 98.0403 / Iteration 2 WSSR : 81793.1 delta(WSSR)/WSSR : -0.0017938 delta(WSSR) : -146.72 limit for stopping : 1e-05 lambda : 0.00969131 resultant parameter values aa = 49.2487 bb = 138.198 / Iteration 3 WSSR : 80947.7 delta(WSSR)/WSSR : -0.010443 delta(WSSR) : -845.339 limit for stopping : 1e-05 lambda : 0.000969131 resultant parameter values aa = -879.073 bb = 1008.26 / Iteration 4 WSSR : 80905 delta(WSSR)/WSSR : -0.000527874 delta(WSSR) : -42.7077 limit for stopping : 1e-05 lambda : 9.69131e-05 resultant parameter values aa = -1139.11 bb = 1251.98 / Iteration 5 WSSR : 80905 delta(WSSR)/WSSR : -4.14192e-09 delta(WSSR) : -0.000335102 limit for stopping : 1e-05 lambda : 9.69131e-06 resultant parameter values aa = -1139.84 bb = 1252.67 After 5 iterations the fit converged. final sum of squares of residuals : 80905 rel. change during last iteration : -4.14192e-09 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 28.7326 variance of residuals (reduced chisquare) = WSSR/ndf : 825.562 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = -1139.84 +/- 1146 (100.6%) bb = 1252.67 +/- 1075 (85.78%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 4.07511e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.969131 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 7165.03 delta(WSSR)/WSSR : -567.75 delta(WSSR) : -4.06795e+06 limit for stopping : 1e-05 lambda : 0.0969131 resultant parameter values aaa = 99.942 bbb = 108.958 / Iteration 2 WSSR : 6587.75 delta(WSSR)/WSSR : -0.087629 delta(WSSR) : -577.278 limit for stopping : 1e-05 lambda : 0.00969131 resultant parameter values aaa = -14.7552 bbb = 217.461 / Iteration 3 WSSR : 327.441 delta(WSSR)/WSSR : -19.1189 delta(WSSR) : -6260.31 limit for stopping : 1e-05 lambda : 0.000969131 resultant parameter values aaa = -2541.03 bbb = 2585.2 / Iteration 4 WSSR : 11.161 delta(WSSR)/WSSR : -28.3379 delta(WSSR) : -316.28 limit for stopping : 1e-05 lambda : 9.69131e-05 resultant parameter values aaa = -3248.68 bbb = 3248.44 / Iteration 5 WSSR : 11.1585 delta(WSSR)/WSSR : -0.0002224 delta(WSSR) : -0.00248166 limit for stopping : 1e-05 lambda : 9.69131e-06 resultant parameter values aaa = -3250.66 bbb = 3250.3 / Iteration 6 WSSR : 11.1585 delta(WSSR)/WSSR : -3.20773e-13 delta(WSSR) : -3.57936e-12 limit for stopping : 1e-05 lambda : 9.69131e-07 resultant parameter values aaa = -3250.66 bbb = 3250.3 After 6 iterations the fit converged. final sum of squares of residuals : 11.1585 rel. change during last iteration : -3.20773e-13 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 0.337435 variance of residuals (reduced chisquare) = WSSR/ndf : 0.113863 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -3250.66 +/- 13.46 (0.4142%) bbb = 3250.3 +/- 12.62 (0.3883%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000