{"coeffs": [3.101731229244739e-07, 0.5496700867605274, 2.4251353127470847, 0.18880697490737536], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [1.8942378391081222e-06, 4101.52615965253, 1414.0814488369404, 0.0757872255080069], "covariance": [[3.588136991109008e-12, -0.00636473019656907, -0.0021945232085327625, -1.3101808236026299e-07], [-0.0063647301990689365, 16822516.838314027, 5799892.010223431, 301.61384712928185], [-0.0021945232093896166, 5799892.010222954, 1999626.3439447805, 103.9904711480506], [-1.310180823849642e-07, 301.6138470792105, 103.99047113078032, 0.005743703550201491]]}