Iteration 0 WSSR : 4.26528e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.707236 initial set of free parameter values a = 1 b = 1 / Iteration 1 WSSR : 191407 delta(WSSR)/WSSR : -21.2838 delta(WSSR) : -4.07388e+06 limit for stopping : 1e-05 lambda : 0.0707236 resultant parameter values a = 4.26373 b = 201.775 / Iteration 2 WSSR : 191279 delta(WSSR)/WSSR : -0.000670419 delta(WSSR) : -128.237 limit for stopping : 1e-05 lambda : 0.00707236 resultant parameter values a = -47.1714 b = 203.756 / Iteration 3 WSSR : 191088 delta(WSSR)/WSSR : -0.00100002 delta(WSSR) : -191.092 limit for stopping : 1e-05 lambda : 0.000707236 resultant parameter values a = -705.237 b = 216.255 / Iteration 4 WSSR : 191085 delta(WSSR)/WSSR : -1.66293e-05 delta(WSSR) : -3.17761 limit for stopping : 1e-05 lambda : 7.07236e-05 resultant parameter values a = -801.6 b = 218.086 / Iteration 5 WSSR : 191085 delta(WSSR)/WSSR : -3.5658e-11 delta(WSSR) : -6.8137e-06 limit for stopping : 1e-05 lambda : 7.07236e-06 resultant parameter values a = -801.741 b = 218.088 After 5 iterations the fit converged. final sum of squares of residuals : 191085 rel. change during last iteration : -3.5658e-11 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 44.157 variance of residuals (reduced chisquare) = WSSR/ndf : 1949.84 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -801.741 +/- 2391 (298.2%) b = 218.088 +/- 45.62 (20.92%) correlation matrix of the fit parameters: a b a 1.000 b -0.995 1.000 Iteration 0 WSSR : 4.2267e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.988459 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 190503 delta(WSSR)/WSSR : -21.1871 delta(WSSR) : -4.0362e+06 limit for stopping : 1e-05 lambda : 0.0988459 resultant parameter values aa = 103.189 bb = 101.089 / Iteration 2 WSSR : 188511 delta(WSSR)/WSSR : -0.0105682 delta(WSSR) : -1992.23 limit for stopping : 1e-05 lambda : 0.00988459 resultant parameter values aa = 325.036 bb = -114.608 / Iteration 3 WSSR : 151484 delta(WSSR)/WSSR : -0.244426 delta(WSSR) : -37026.6 limit for stopping : 1e-05 lambda : 0.000988459 resultant parameter values aa = 7045.82 bb = -6679.35 / Iteration 4 WSSR : 147724 delta(WSSR)/WSSR : -0.0254538 delta(WSSR) : -3760.13 limit for stopping : 1e-05 lambda : 9.88459e-05 resultant parameter values aa = 9963.5 bb = -9529.28 / Iteration 5 WSSR : 147724 delta(WSSR)/WSSR : -4.79728e-07 delta(WSSR) : -0.0708672 limit for stopping : 1e-05 lambda : 9.88459e-06 resultant parameter values aa = 9976.22 bb = -9541.71 After 5 iterations the fit converged. final sum of squares of residuals : 147724 rel. change during last iteration : -4.79728e-07 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 38.8251 variance of residuals (reduced chisquare) = WSSR/ndf : 1507.39 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = 9976.22 +/- 1855 (18.6%) bb = -9541.71 +/- 1812 (18.99%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -1.000 1.000 Iteration 0 WSSR : 4.63731e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.988459 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 39084.3 delta(WSSR)/WSSR : -117.649 delta(WSSR) : -4.59823e+06 limit for stopping : 1e-05 lambda : 0.0988459 resultant parameter values aaa = 105.492 bbb = 112.304 / Iteration 2 WSSR : 37242.9 delta(WSSR)/WSSR : -0.0494443 delta(WSSR) : -1841.45 limit for stopping : 1e-05 lambda : 0.00988459 resultant parameter values aaa = -105.47 bbb = 319.436 / Iteration 3 WSSR : 3438.73 delta(WSSR)/WSSR : -9.8304 delta(WSSR) : -33804.1 limit for stopping : 1e-05 lambda : 0.000988459 resultant parameter values aaa = -6527.14 bbb = 6592.01 / Iteration 4 WSSR : 5.84617 delta(WSSR)/WSSR : -587.203 delta(WSSR) : -3432.89 limit for stopping : 1e-05 lambda : 9.88459e-05 resultant parameter values aaa = -9314.96 bbb = 9315.1 / Iteration 5 WSSR : 5.78147 delta(WSSR)/WSSR : -0.0111909 delta(WSSR) : -0.0646996 limit for stopping : 1e-05 lambda : 9.88459e-06 resultant parameter values aaa = -9327.12 bbb = 9326.98 / Iteration 6 WSSR : 5.78147 delta(WSSR)/WSSR : -2.12322e-11 delta(WSSR) : -1.22753e-10 limit for stopping : 1e-05 lambda : 9.88459e-07 resultant parameter values aaa = -9327.12 bbb = 9326.98 After 6 iterations the fit converged. final sum of squares of residuals : 5.78147 rel. change during last iteration : -2.12322e-11 degrees of freedom (FIT_NDF) : 98 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 0.242888 variance of residuals (reduced chisquare) = WSSR/ndf : 0.0589946 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -9327.12 +/- 11.61 (0.1244%) bbb = 9326.98 +/- 11.34 (0.1216%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -1.000 1.000