{"coeffs": [2.2830107872427224e-08, 0.049893923203826865, 1.4120972923553607, 0.09648771294631261], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.6891490465523895e-08, 17.18163056159187, 33.45496978983335, 0.005995197039963487], "covariance": [[3.236641687388796e-15, -5.246277429686744e-07, -1.0219318965004785e-06, -2.2641224328287176e-10], [-5.246277429875246e-07, 295.2084287550278, 574.8108758861479, 0.09839285552439132], [-1.0219318965402221e-06, 574.8108758861375, 1119.235003638662, 0.19161028696267848], [-2.264122432878807e-10, 0.09839285552313787, 0.19161028696023857, 3.594238754798696e-05]]}