Iteration 0 WSSR : 6.92039e+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 : 2.09431e+08 delta(WSSR)/WSSR : -2.30437 delta(WSSR) : -4.82608e+08 limit for stopping : 1e-05 lambda : 0.0707107 resultant parameter values a = 0.182673 b = 1246.71 / Iteration 2 WSSR : 2.0943e+08 delta(WSSR)/WSSR : -6.36839e-06 delta(WSSR) : -1333.73 limit for stopping : 1e-05 lambda : 0.00707107 resultant parameter values a = -90.5276 b = 1248.73 After 2 iterations the fit converged. final sum of squares of residuals : 2.0943e+08 rel. change during last iteration : -6.36839e-06 degrees of freedom (FIT_NDF) : 308 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 824.601 variance of residuals (reduced chisquare) = WSSR/ndf : 679967 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -90.5276 +/- 1.737e+06 (1.919e+06%) b = 1248.73 +/- 133.7 (10.71%) correlation matrix of the fit parameters: a b a 1.000 b -0.937 1.000 Iteration 0 WSSR : 6.91512e+08 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.877145 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 7.67742e+07 delta(WSSR)/WSSR : -8.00708 delta(WSSR) : -6.14737e+08 limit for stopping : 1e-05 lambda : 0.0877145 resultant parameter values aa = -5274.27 bb = 5082.46 / Iteration 2 WSSR : 5.4521e+07 delta(WSSR)/WSSR : -0.408157 delta(WSSR) : -2.22532e+07 limit for stopping : 1e-05 lambda : 0.00877145 resultant parameter values aa = -8470.18 bb = 7425.69 / Iteration 3 WSSR : 5.45204e+07 delta(WSSR)/WSSR : -1.21661e-05 delta(WSSR) : -663.303 limit for stopping : 1e-05 lambda : 0.000877145 resultant parameter values aa = -8487.73 bb = 7438.54 / Iteration 4 WSSR : 5.45204e+07 delta(WSSR)/WSSR : -3.71707e-14 delta(WSSR) : -2.02656e-06 limit for stopping : 1e-05 lambda : 8.77145e-05 resultant parameter values aa = -8487.73 bb = 7438.54 After 4 iterations the fit converged. final sum of squares of residuals : 5.45204e+07 rel. change during last iteration : -3.71707e-14 degrees of freedom (FIT_NDF) : 308 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 420.731 variance of residuals (reduced chisquare) = WSSR/ndf : 177014 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = -8487.73 +/- 286.9 (3.38%) bb = 7438.54 +/- 210.6 (2.831%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -0.994 1.000 Iteration 0 WSSR : 2.36935e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.877145 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 41364.3 delta(WSSR)/WSSR : -56.2801 delta(WSSR) : -2.32799e+06 limit for stopping : 1e-05 lambda : 0.0877145 resultant parameter values aaa = -170.112 bbb = 209.13 / Iteration 2 WSSR : 12580.4 delta(WSSR)/WSSR : -2.28799 delta(WSSR) : -28783.9 limit for stopping : 1e-05 lambda : 0.00877145 resultant parameter values aaa = -285.015 bbb = 293.439 / Iteration 3 WSSR : 12579.6 delta(WSSR)/WSSR : -6.81936e-05 delta(WSSR) : -0.857846 limit for stopping : 1e-05 lambda : 0.000877145 resultant parameter values aaa = -285.646 bbb = 293.902 / Iteration 4 WSSR : 12579.6 delta(WSSR)/WSSR : -2.05041e-13 delta(WSSR) : -2.57933e-09 limit for stopping : 1e-05 lambda : 8.77145e-05 resultant parameter values aaa = -285.646 bbb = 293.902 After 4 iterations the fit converged. final sum of squares of residuals : 12579.6 rel. change during last iteration : -2.05041e-13 degrees of freedom (FIT_NDF) : 308 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 6.39083 variance of residuals (reduced chisquare) = WSSR/ndf : 40.8428 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -285.646 +/- 4.358 (1.526%) bbb = 293.902 +/- 3.199 (1.088%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -0.994 1.000 Iteration 0 WSSR : 2.40562e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707176 initial set of free parameter values aaaa = 1 bbbb = 1 / Iteration 1 WSSR : 181981 delta(WSSR)/WSSR : -12.2191 delta(WSSR) : -2.22364e+06 limit for stopping : 1e-05 lambda : 0.0707176 resultant parameter values aaaa = -76.3651 bbbb = 86.4242 / Iteration 2 WSSR : 51298.2 delta(WSSR)/WSSR : -2.54751 delta(WSSR) : -130683 limit for stopping : 1e-05 lambda : 0.00707176 resultant parameter values aaaa = -2597.04 bbbb = 118.659 / Iteration 3 WSSR : 36250.1 delta(WSSR)/WSSR : -0.415118 delta(WSSR) : -15048.1 limit for stopping : 1e-05 lambda : 0.000707176 resultant parameter values aaaa = -3784.98 bbbb = 133.786 / Iteration 4 WSSR : 36249.8 delta(WSSR)/WSSR : -9.22032e-06 delta(WSSR) : -0.334235 limit for stopping : 1e-05 lambda : 7.07176e-05 resultant parameter values aaaa = -3790.61 bbbb = 133.858 After 4 iterations the fit converged. final sum of squares of residuals : 36249.8 rel. change during last iteration : -9.22032e-06 degrees of freedom (FIT_NDF) : 308 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 10.8487 variance of residuals (reduced chisquare) = WSSR/ndf : 117.694 Final set of parameters Asymptotic Standard Error ======================= ========================== aaaa = -3790.61 +/- 105.6 (2.785%) bbbb = 133.858 +/- 1.479 (1.105%) correlation matrix of the fit parameters: aaaa bbbb aaaa 1.000 bbbb -0.909 1.000