{"coeffs": [-3.352524924657309e-06, 0.28007926602292155, 2.1434132071639675, 0.20008173143776586], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.852469631082898e-06, 74.76432228632285, 54.032434154500564, 0.020790079879384023], "covariance": [[3.4316437340844083e-12, -0.00011594081553393462, -8.382230619494376e-05, -3.561170032659193e-08], [-0.00011594081554593916, 5589.703886933153, 4039.697388890981, 1.5111141539580977], [-8.382230620353473e-05, 4039.697388890476, 2919.5039406604387, 1.0922657212246865], [-3.5611700328462706e-08, 1.5111141538910526, 1.0922657211764086, 0.00043222742139116836]]}