{"coeffs": [-5.074179193903678e-07, 4.359598704519198e-05, 0.41610792653848133, 0.11309359872725824], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7378339482909053e-07, 9.080345346011239e-07, 0.005253347460885447, 0.0033842724018248497], "covariance": [[3.020066831832357e-14, -8.947364473167347e-14, -3.5604897607405335e-10, -4.4149828608650756e-10], [-8.947364473167341e-14, 8.245267160282796e-13, 4.576877510380492e-09, 2.7610695795680633e-09], [-3.560489760740527e-10, 4.576877510380491e-09, 2.7597659544791578e-05, 1.4536550400877247e-05], [-4.4149828608650746e-10, 2.761069579568064e-09, 1.4536550400877254e-05, 1.1453299689753337e-05]]}