{"coeffs": [-5.356717631008134e-08, 3.1122368000167676e-05, 0.774802047919431, 0.1142251875911344], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.2607815175198624e-08, 7.919875360570155e-06, 0.04205329639381067, 0.004632935175323209], "covariance": [[5.111133069959412e-16, -1.0889158479335425e-13, -5.973823261981925e-10, -7.764335609582588e-11], [-1.088915847933522e-13, 6.272442572696625e-11, 3.325715849862916e-07, 3.491520643253037e-08], [-5.973823261981828e-10, 3.3257158498629204e-07, 0.0017684797375856892, 0.0001881783961608556], [-7.764335609582522e-11, 3.491520643253061e-08, 0.00018817839616085664, 2.1464088338747097e-05]]}