{"coeffs": [-2.9677084377098534e-06, 9.165229437711102e-05, 0.3983124105892127, 0.15828647219608016], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.572943138856673e-07, 3.5381379434579845e-06, 0.011513868042811926, 0.008223814242096441], "covariance": [[7.349535406206971e-13, -2.2372677841974707e-12, -5.665710820755641e-09, -6.234705075157599e-09], [-2.2372677841974702e-12, 1.2518420106937097e-11, 3.94383384749624e-08, 2.7182654221584075e-08], [-5.66571082075564e-09, 3.943833847496239e-08, 0.0001325691573072857, 8.064005280819805e-05], [-6.2347050751575985e-09, 2.7182654221584072e-08, 8.064005280819805e-05, 6.763112068850828e-05]]}