{"coeffs": [-1.4897398355890323e-06, 7.844860483243575e-05, 0.8472893521831506, 0.24040698964914567], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.0845339049012926e-07, 2.442157843172958e-05, 0.11770872130078533, 0.022275511932014165], "covariance": [[1.66834172202882e-13, -8.82668844897108e-12, -4.307208098543597e-08, -8.70032576993988e-09], [-8.826688448971171e-12, 5.964134930971194e-10, 2.872684582861233e-06, 5.30908069464824e-07], [-4.307208098543644e-08, 2.8726845828612294e-06, 0.013855343070265955, 0.0025761009934942673], [-8.700325769939937e-09, 5.309080694648206e-07, 0.0025761009934942543, 0.0004961984318333054]]}