{"coeffs": [-7.773232046593541e-08, 0.35684448692119064, 1.4293701543058268, 0.08066161686062986], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.0685517746650354e-08, 675.6304553051215, 153.20361833151745, 0.004398489572436474], "covariance": [[2.5690217092460077e-15, -1.6014457105585177e-05, -3.631691746429957e-06, -1.3126330660076735e-10], [-1.601445711373576e-05, 456476.5121358057, 103509.03002609465, 2.8385938105085557], [-3.631691748003663e-06, 103509.03002609056, 23471.348669869272, 0.6436867928900256], [-1.3126330663326513e-10, 2.838593810102531, 0.6436867927979274, 1.9346710518832396e-05]]}