Iteration 0 WSSR : 6.57855e+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 : 1.19742e+08 delta(WSSR)/WSSR : -4.49394 delta(WSSR) : -5.38113e+08 limit for stopping : 1e-05 lambda : 0.0707107 resultant parameter values a = -4.3512 b = 1637.21 / Iteration 2 WSSR : 1.19736e+08 delta(WSSR)/WSSR : -5.30831e-05 delta(WSSR) : -6355.94 limit for stopping : 1e-05 lambda : 0.00707107 resultant parameter values a = -552.932 b = 1641.35 / Iteration 3 WSSR : 1.19436e+08 delta(WSSR)/WSSR : -0.00250746 delta(WSSR) : -299482 limit for stopping : 1e-05 lambda : 0.000707107 resultant parameter values a = -55233.5 b = 1645.85 / Iteration 4 WSSR : 9.96328e+07 delta(WSSR)/WSSR : -0.198762 delta(WSSR) : -1.98032e+07 limit for stopping : 1e-05 lambda : 7.07107e-05 resultant parameter values a = -4.18279e+06 b = 1985.88 / Iteration 5 WSSR : 7.3427e+07 delta(WSSR)/WSSR : -0.356896 delta(WSSR) : -2.62058e+07 limit for stopping : 1e-05 lambda : 7.07107e-06 resultant parameter values a = -1.65125e+07 b = 3001.59 / Iteration 6 WSSR : 7.34036e+07 delta(WSSR)/WSSR : -0.000318847 delta(WSSR) : -23404.6 limit for stopping : 1e-05 lambda : 7.07107e-07 resultant parameter values a = -1.6892e+07 b = 3032.86 / Iteration 7 WSSR : 7.34036e+07 delta(WSSR)/WSSR : -3.02117e-11 delta(WSSR) : -0.00221765 limit for stopping : 1e-05 lambda : 7.07107e-08 resultant parameter values a = -1.68921e+07 b = 3032.87 After 7 iterations the fit converged. final sum of squares of residuals : 7.34036e+07 rel. change during last iteration : -3.02117e-11 degrees of freedom (FIT_NDF) : 198 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 608.872 variance of residuals (reduced chisquare) = WSSR/ndf : 370725 Final set of parameters Asymptotic Standard Error ======================= ========================== a = -1.68921e+07 +/- 1.511e+06 (8.945%) b = 3032.87 +/- 131.7 (4.343%) correlation matrix of the fit parameters: a b a 1.000 b -0.945 1.000 Iteration 0 WSSR : 6.57424e+08 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.856516 initial set of free parameter values aa = 1 bb = 1 / Iteration 1 WSSR : 7.68973e+07 delta(WSSR)/WSSR : -7.54938 delta(WSSR) : -5.80527e+08 limit for stopping : 1e-05 lambda : 0.0856516 resultant parameter values aa = -3543.05 bb = 4037.81 / Iteration 2 WSSR : 5.05872e+07 delta(WSSR)/WSSR : -0.520094 delta(WSSR) : -2.63101e+07 limit for stopping : 1e-05 lambda : 0.00856516 resultant parameter values aa = -9160.46 bb = 7875.55 / Iteration 3 WSSR : 5.05827e+07 delta(WSSR)/WSSR : -8.8937e-05 delta(WSSR) : -4498.67 limit for stopping : 1e-05 lambda : 0.000856516 resultant parameter values aa = -9234.9 bb = 7926.35 / Iteration 4 WSSR : 5.05827e+07 delta(WSSR)/WSSR : -1.56089e-12 delta(WSSR) : -7.89538e-05 limit for stopping : 1e-05 lambda : 8.56516e-05 resultant parameter values aa = -9234.91 bb = 7926.36 After 4 iterations the fit converged. final sum of squares of residuals : 5.05827e+07 rel. change during last iteration : -1.56089e-12 degrees of freedom (FIT_NDF) : 198 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 505.439 variance of residuals (reduced chisquare) = WSSR/ndf : 255468 Final set of parameters Asymptotic Standard Error ======================= ========================== aa = -9234.91 +/- 561.3 (6.078%) bb = 7926.36 +/- 383.7 (4.84%) correlation matrix of the fit parameters: aa bb aa 1.000 bb -0.996 1.000 Iteration 0 WSSR : 1.95631e+06 delta(WSSR)/WSSR : 0 delta(WSSR) : 0 limit for stopping : 1e-05 lambda : 0.856516 initial set of free parameter values aaa = 1 bbb = 1 / Iteration 1 WSSR : 43713 delta(WSSR)/WSSR : -43.7534 delta(WSSR) : -1.91259e+06 limit for stopping : 1e-05 lambda : 0.0856516 resultant parameter values aaa = -117.722 bbb = 177.579 / Iteration 2 WSSR : 5756.45 delta(WSSR)/WSSR : -6.59375 delta(WSSR) : -37956.6 limit for stopping : 1e-05 lambda : 0.00856516 resultant parameter values aaa = -331.026 bbb = 323.391 / Iteration 3 WSSR : 5749.96 delta(WSSR)/WSSR : -0.00112851 delta(WSSR) : -6.48891 limit for stopping : 1e-05 lambda : 0.000856516 resultant parameter values aaa = -333.853 bbb = 325.32 / Iteration 4 WSSR : 5749.96 delta(WSSR)/WSSR : -1.9804e-11 delta(WSSR) : -1.13872e-07 limit for stopping : 1e-05 lambda : 8.56516e-05 resultant parameter values aaa = -333.854 bbb = 325.32 After 4 iterations the fit converged. final sum of squares of residuals : 5749.96 rel. change during last iteration : -1.9804e-11 degrees of freedom (FIT_NDF) : 198 rms of residuals (FIT_STDFIT) = sqrt(WSSR/ndf) : 5.3889 variance of residuals (reduced chisquare) = WSSR/ndf : 29.0402 Final set of parameters Asymptotic Standard Error ======================= ========================== aaa = -333.854 +/- 5.984 (1.793%) bbb = 325.32 +/- 4.091 (1.257%) correlation matrix of the fit parameters: aaa bbb aaa 1.000 bbb -0.996 1.000