{"coeffs": [3.7477456393920093e-07, 0.701762648703687, 1.8149579582724016, 0.12215313293650018], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.050468195988499e-07, 2303.121412901849, 402.6535658349496, 0.015370147415820863], "covariance": [[1.6406292606714325e-13, -0.0005987355838079462, -0.0001046857303292508, -4.7785085417509776e-09], [-0.0005987355837847908, 5304368.242567008, 927360.0440987732, 33.91868635366673], [-0.00010468573032751849, 927360.0440987753, 162129.89407960008, 5.930177143128085], [-4.77850854175759e-09, 33.918686353893456, 5.930177143161266, 0.00023624143158406475]]}