{"coeffs": [-2.9304890394532663e-06, 0.0001133571457928872, 0.5582844674593311, 0.17405162367113153], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.260579499353222e-07, 8.650662819935536e-06, 0.02451896484289064, 0.010496224524019911], "covariance": [[6.823717366513474e-13, -5.6788770922226375e-12, -1.5453722809225894e-08, -7.893578329320137e-09], [-5.678877092222625e-12, 7.483396722421503e-11, 2.1141052758465903e-07, 8.674804481498231e-08], [-1.5453722809225855e-08, 2.11410527584659e-07, 0.0006011796369669073, 0.00024358548192877544], [-7.893578329320127e-09, 8.674804481498242e-08, 0.00024358548192877577, 0.000110170729258637]]}