{"coeffs": [-1.0317189254785884e-09, 0.06026377146133878, 1.3538151995925016, 0.08080829607846482], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.9289718861622007e-08, 377.27156007379807, 508.84425408058974, 0.01485339791813639], "covariance": [[8.57887630992856e-16, -5.172879256774561e-06, -6.977513594559951e-06, -2.5644357628365413e-10], [-5.172879252898749e-06, 142333.83004051744, 191972.4648406947, 5.352157674213067], [-6.977513589087162e-06, 191972.46484070693, 258922.47491083175, 7.2189070187288955], [-2.5644357618666963e-10, 5.352157675427476, 7.218907020366074, 0.00022062342971449845]]}