{"coeffs": [2.2975997362138503e-08, 0.05822966566502222, 1.3277284301504562, 0.07507339170419793], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.997769738250456e-08, 339.81043420172745, 439.6062532506775, 0.014265556534057576], "covariance": [[8.986623403570206e-16, -4.322861757904504e-06, -5.592957609246129e-06, -2.3100128628453176e-10], [-4.322861760649276e-06, 115471.13119236655, 149382.79110904224, 4.630485678906931], [-5.592957612519093e-06, 149382.7911090345, 193253.65789709883, 5.990548285512529], [-2.3100128635960492e-10, 4.630485678126269, 5.990548284505316, 0.0002035061032263928]]}