{"coeffs": [-2.1788435979148433e-06, 8.17468072672621e-05, 0.47259791544242163, 0.1571875528687606], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.4586543016784355e-07, 1.7949403484823878e-06, 0.006505896506887631, 0.004066602565093883], "covariance": [[1.1962289578518748e-13, -4.699096493453221e-13, -1.4518235771957068e-09, -1.2564444313880648e-09], [-4.699096493453227e-13, 3.221810854610076e-12, 1.14717051327634e-08, 6.874312816852695e-09], [-1.4518235771957083e-09, 1.1471705132763402e-08, 4.2326689358332686e-05, 2.3563634637561963e-05], [-1.2564444313880657e-09, 6.874312816852692e-09, 2.356363463756195e-05, 1.6537256422428146e-05]]}