{"coeffs": [4.2289953725713175e-07, 1.3674682295103116, 1.5812235623422632, 0.09650998399504006], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.473187020627394e-07, 4484.6565644818465, 317.8255644529365, 0.009897406392166656], "covariance": [[2.0009402121509378e-13, -0.0010766564560988907, -7.630865557226401e-05, -2.9391569947388206e-09], [-0.0010766564574544119, 20112144.501350116, 1425338.4978835147, 42.39638795105721], [-7.630865566430951e-05, 1425338.4978833438, 101013.08941982768, 3.0046987380435426], [-2.939156996530413e-09, 42.3963879340311, 3.0046987368373, 9.795865329170139e-05]]}