{"coeffs": [-3.4582129341180123e-06, 0.00010441987142145194, 0.39211428294017714, 0.1354612312755659], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1666951512864997e-06, 4.784729828215766e-06, 0.01255078819540319, 0.009040888344230485], "covariance": [[1.3611775760354283e-12, -3.706150405020625e-12, -6.79242120801968e-09, -8.801900853326001e-09], [-3.706150405020626e-12, 2.2893639529017672e-11, 5.738074048803712e-08, 3.9601856460445694e-08], [-6.792421208019674e-09, 5.738074048803712e-08, 0.00015752228432587206, 9.238342297328818e-05], [-8.801900853326003e-09, 3.9601856460445694e-08, 9.238342297328819e-05, 8.173766205284264e-05]]}