{"coeffs": [-4.148549979856819e-06, 6.616062484028663e-05, 0.474585333405602, 0.20444085324384764], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.63300548072378e-07, 2.431235735479682e-06, 0.012350835607559943, 0.008449178171014647], "covariance": [[3.1730750745864145e-13, -1.159734954065516e-12, -5.245303926165456e-09, -4.495944957112405e-09], [-1.1597349540655184e-12, 5.910907201473429e-12, 2.9598677963988274e-08, 1.975666803287853e-08], [-5.245303926165471e-09, 2.9598677963988284e-08, 0.0001525431402049706, 9.545955144492921e-05], [-4.495944957112409e-09, 1.9756668032878516e-08, 9.54595514449291e-05, 7.138861176555042e-05]]}