{"coeffs": [1.9720407798024723e-07, 0.5095288462740296, 1.8461007667269096, 0.1252707360684669], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.3807265616666428e-07, 1334.7739361170457, 329.45944964612954, 0.012556423515920184], "covariance": [[5.6678589614250747e-14, -0.0002076212370717447, -5.1251059502857456e-05, -2.326285158319925e-09], [-0.00020762123701822662, 1781621.460537391, 439753.8838925101, 16.067653507518166], [-5.1251059489246456e-05, 439753.8838925246, 108543.52896113058, 3.966070592812294], [-2.3262851580024794e-09, 16.067653508990677, 3.966070593177327, 0.00015766377151115338]]}