{"coeffs": [-3.806760762241363e-06, 8.498716185971619e-05, 0.4877669365878888, 0.18592693532253365], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4073534504687408e-06, 1.1230755554379765e-05, 0.044509333781232105, 0.021781104250039457], "covariance": [[1.9806437345462706e-12, -1.2633885269801737e-11, -4.7027479659021675e-08, -2.8054976366393115e-08], [-1.2633885269801689e-11, 1.2612987032223193e-10, 4.972278651507542e-07, 2.334943565447793e-07], [-4.7027479659021456e-08, 4.972278651507541e-07, 0.001981080793649129, 0.00090810079673096], [-2.8054976366393062e-08, 2.334943565447797e-07, 0.0009081007967309619, 0.00047441650235108696]]}