{"coeffs": [-4.085754134627315e-06, 8.094012460280214e-05, 0.5156713902912337, 0.20533610576266206], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.686306717051082e-07, 3.396360071173652e-06, 0.014791980310364175, 0.0083100021188524], "covariance": [[3.2334084080380253e-13, -1.637208501387045e-12, -6.659272975617703e-09, -4.457971516689288e-09], [-1.6372085013870454e-12, 1.1535261733062693e-11, 4.991599137312742e-08, 2.7192754992166327e-08], [-6.659272975617703e-09, 4.991599137312742e-08, 0.00021880268150220142, 0.00011536145454120015], [-4.457971516689288e-09, 2.719275499216633e-08, 0.00011536145454120018, 6.905613521533137e-05]]}