{"coeffs": [-1.519554680966289e-07, 0.00019555092475213536, 0.9117445060773649, 0.14005017034501518], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.51341009377879e-08, 0.0001467776767789016, 0.12951775047843087, 0.0066835143555165205], "covariance": [[5.645133123729701e-15, -7.47779949710148e-12, -6.760026768592454e-09, -4.0315209116075464e-10], [-7.477799497101912e-12, 2.1543686400611704e-08, 1.899769621555741e-05, 9.397029597078155e-07], [-6.760026768592833e-09, 1.8997696215557347e-05, 0.01677484768899308, 0.0008375467459343146], [-4.03152091160768e-10, 9.397029597077908e-07, 0.0008375467459342956, 4.466936414039541e-05]]}