{"coeffs": [2.7832802366120313e-09, 0.1003987135562797, 1.1832882914547047, 0.05773337639442907], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4093759613877428e-07, 1340.711184897192, 774.4905280200361, 0.02964870937182139], "covariance": [[1.9863406005376244e-14, -7.042395336148215e-05, -4.0686492191626665e-05, -1.982513938174483e-09], [-7.042395340354608e-05, 1797506.4813084323, 1038368.1077525737, 38.14453015964635], [-4.0686492214527956e-05, 1038368.1077525155, 599835.5779927543, 22.03568444199072], [-1.9825139388547575e-09, 38.14453015367992, 22.035684438558032, 0.0008790459674147293]]}