{"coeffs": [-3.610261331898686e-06, 0.00010394974577561711, 0.545851821049606, 0.1929059777605419], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.743757605490954e-07, 4.739529613750012e-06, 0.015750584711595326, 0.0074785249230127394], "covariance": [[3.2990751430635176e-13, -2.2573381724442735e-12, -7.158433496840503e-09, -4.003603886312946e-09], [-2.257338172444273e-12, 2.2463140959613336e-11, 7.437143713066637e-08, 3.4058803518590735e-08], [-7.1584334968405054e-09, 7.437143713066638e-08, 0.00024808091875714043, 0.00011154677388236556], [-4.0036038863129444e-09, 3.4058803518590735e-08, 0.00011154677388236556, 5.59283350241227e-05]]}