{"coeffs": [-3.1625848893121697e-08, 0.00015255819915844276, 0.9225340555984209, 0.1091333120005758], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.4340643682522395e-08, 0.0004906840964282521, 0.39632393509208347, 0.010187606865114458], "covariance": [[1.966092682180413e-15, -1.2269910646022554e-11, -1.011025785448088e-08, -3.1335745293444727e-10], [-1.226991064601886e-11, 2.407708824876102e-07, 0.00019440974589400868, 4.76960687463393e-06], [-1.0110257854477962e-08, 0.0001944097458940103, 0.157072661526874, 0.0038809422268546072], [-3.1335745293439846e-10, 4.769606874634443e-06, 0.0038809422268549893, 0.00010378733363812722]]}