{"coeffs": [-1.567138285963393e-06, 7.223080589648569e-05, 0.40365468964156415, 0.12320646873821645], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.901752989877184e-07, 2.268650889871102e-06, 0.008268623584212379, 0.005617444894983385], "covariance": [[2.402718237376991e-13, -6.825567698951208e-13, -1.7186744967761242e-09, -2.1840907368372245e-09], [-6.825567698951208e-13, 5.146776860112942e-12, 1.7958475834025695e-08, 1.1546059295408863e-08], [-1.7186744967761215e-09, 1.7958475834025688e-08, 6.837013597739316e-05, 3.783823378752719e-05], [-2.1840907368372237e-09, 1.1546059295408863e-08, 3.783823378752721e-05, 3.15556871481749e-05]]}