{"coeffs": [-2.1210704856258547e-06, 6.507798838570526e-05, 0.4169371544501517, 0.16379143860997658], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0566500222946164e-07, 9.832781854765138e-07, 0.004639887978051848, 0.003040508521198151], "covariance": [[4.2298093142044456e-14, -1.5204008194120033e-13, -5.957655064105596e-10, -5.573016273108695e-10], [-1.520400819412004e-13, 9.668359900339855e-13, 4.463629975965412e-09, 2.8090379442473036e-09], [-5.957655064105606e-10, 4.463629975965412e-09, 2.1528560448870074e-05, 1.2401539295631729e-05], [-5.573016273108698e-10, 2.8090379442473028e-09, 1.240153929563172e-05, 9.244692067478566e-06]]}