Iteration 0 WSSR : 4.20596e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707197 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 165800 delta(WSSR)/WSSR : -24.3676 delta(WSSR) : -4.04016e+06 limit for stopping : 1e-05 lambda : 0.0707197 resultant parameter values a = 1.95842 b = 200.989 / Iteration 2 WSSR : 165247 delta(WSSR)/WSSR : -0.00334999 delta(WSSR) : -553.574 limit for stopping : 1e-05 lambda : 0.00707197 resultant parameter values a = -207.818 b = 205.327 / Iteration 3 WSSR : 161653 delta(WSSR)/WSSR : -0.0222291 delta(WSSR) : -3593.41 limit for stopping : 1e-05 lambda : 0.000707197 resultant parameter values a = -3203.88 b = 253.01 / Iteration 4 WSSR : 161579 delta(WSSR)/WSSR : -0.000463012 delta(WSSR) : -74.8128 limit for stopping : 1e-05 lambda : 7.07197e-05 resultant parameter values a = -3702.21 b = 260.941 / Iteration 5 WSSR : 161579 delta(WSSR)/WSSR : -1.2809e-09 delta(WSSR) : -0.000206966 limit for stopping : 1e-05 lambda : 7.07197e-06 resultant parameter values a = -3703.04 b = 260.954 After 5 iterations the fit converged. final sum of squares of residuals : 161579 rel. change during last iteration : -1.2809e-09 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 40.6049 variance of residuals (reduced chisquare) = WSSR/ndf : 1648.76 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -3703.04 +/- 2343 (63.28%) b = 260.954 +/- 37.51 (14.38%) correlation matrix of the fit parameters: a b a 1.000 b -0.994 1.000 Iteration 0 WSSR : 4.16946e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.963614 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 165258 delta(WSSR)/WSSR : -24.2301 delta(WSSR) : -4.0042e+06 limit for stopping : 1e-05 lambda : 0.0963614 resultant parameter values aa = 101.74 bb = 106.847 / Iteration 2 WSSR : 164493 delta(WSSR)/WSSR : -0.00464742 delta(WSSR) : -764.469 limit for stopping : 1e-05 lambda : 0.00963614 resultant parameter values aa = 238.167 bb = -18.4615 / Iteration 3 WSSR : 160919 delta(WSSR)/WSSR : -0.0222129 delta(WSSR) : -3574.46 limit for stopping : 1e-05 lambda : 0.000963614 resultant parameter values aa = 1622.18 bb = -1299.78 / Iteration 4 WSSR : 160881 delta(WSSR)/WSSR : -0.000232743 delta(WSSR) : -37.444 limit for stopping : 1e-05 lambda : 9.63614e-05 resultant parameter values aa = 1778.9 bb = -1444.87 / Iteration 5 WSSR : 160881 delta(WSSR)/WSSR : -2.98408e-10 delta(WSSR) : -4.80083e-05 limit for stopping : 1e-05 lambda : 9.63614e-06 resultant parameter values aa = 1779.07 bb = -1445.03 After 5 iterations the fit converged. final sum of squares of residuals : 160881 rel. change during last iteration : -2.98408e-10 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 40.5172 variance of residuals (reduced chisquare) = WSSR/ndf : 1641.65 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 1779.07 +/- 1039 (58.39%) bb = -1445.03 +/- 961.8 (66.56%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 5.35889e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.963614 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 16257.7 delta(WSSR)/WSSR : -328.623 delta(WSSR) : -5.34263e+06 limit for stopping : 1e-05 lambda : 0.0963614 resultant parameter values aaa = 112.784 bbb = 127.504 / Iteration 2 WSSR : 13617.9 delta(WSSR)/WSSR : -0.193849 delta(WSSR) : -2639.8 limit for stopping : 1e-05 lambda : 0.00963614 resultant parameter values aaa = -150.528 bbb = 372.429 / Iteration 3 WSSR : 146.587 delta(WSSR)/WSSR : -91.8996 delta(WSSR) : -13471.3 limit for stopping : 1e-05 lambda : 0.000963614 resultant parameter values aaa = -2837.35 bbb = 2859.89 / Iteration 4 WSSR : 5.46965 delta(WSSR)/WSSR : -25.8 delta(WSSR) : -141.117 limit for stopping : 1e-05 lambda : 9.63614e-05 resultant parameter values aaa = -3141.59 bbb = 3141.55 / Iteration 5 WSSR : 5.46947 delta(WSSR)/WSSR : -3.30802e-05 delta(WSSR) : -0.000180931 limit for stopping : 1e-05 lambda : 9.63614e-06 resultant parameter values aaa = -3141.93 bbb = 3141.87 / Iteration 6 WSSR : 5.46947 delta(WSSR)/WSSR : -5.95966e-14 delta(WSSR) : -3.25961e-13 limit for stopping : 1e-05 lambda : 9.63614e-07 resultant parameter values aaa = -3141.93 bbb = 3141.87 After 6 iterations the fit converged. final sum of squares of residuals : 5.46947 rel. change during last iteration : -5.95966e-14 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 0.236243 variance of residuals (reduced chisquare) = WSSR/ndf : 0.0558109 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -3141.93 +/- 6.057 (0.1928%) bbb = 3141.87 +/- 5.608 (0.1785%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000