{"coeffs": [1.4313719972581073e-07, 0.00027220480205690327, 0.749136344040899, 0.14076498111714045], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.313591741968615e-07, 7.887973869223351e-05, 0.06457702122288506, 0.010181534762130486], "covariance": [[3.986144068425429e-13, -3.5129779387802286e-11, -2.949248254746535e-08, -5.3445764206362826e-09], [-3.512977938780235e-11, 6.222013176155041e-09, 5.086132545527952e-06, 7.671711659203706e-07], [-2.9492482547465278e-08, 5.086132545527953e-06, 0.004170191670020947, 0.0006366918426920743], [-5.344576420636283e-09, 7.671711659203707e-07, 0.0006366918426920742, 0.0001036636501124715]]}