{"coeffs": [-5.239042854977779e-07, 4.66666195214598e-05, 0.4349679486260412, 0.11428719334124696], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9968302125146883e-07, 1.2658681718038782e-06, 0.006813248751276436, 0.004000103577334718], "covariance": [[3.9873308976114556e-14, -1.44847958067372e-13, -5.898077975338611e-10, -5.994188949456944e-10], [-1.448479580673719e-13, 1.6024222283860927e-12, 8.380136007785862e-09, 4.5856487262344634e-09], [-5.898077975338603e-10, 8.380136007785862e-09, 4.642035854676992e-05, 2.3127828976701073e-05], [-5.994188949456941e-10, 4.585648726234464e-09, 2.312782897670108e-05, 1.6000828629406006e-05]]}