{"coeffs": [-6.401559409265172e-07, 6.202037880799848e-05, 0.43681147384039726, 0.12855888471198823], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1837429600819237e-07, 7.544944662656251e-07, 0.003292774139114574, 0.0019005132008322514], "covariance": [[1.4012473955435147e-14, -5.681545027352299e-14, -2.0026367943488155e-10, -1.8073426081534408e-10], [-5.681545027352311e-14, 5.692618996254505e-13, 2.4303372246296882e-09, 1.3174345464998232e-09], [-2.0026367943488206e-10, 2.4303372246296895e-09, 1.0842361531221724e-05, 5.439515644316653e-06], [-1.807342608153442e-10, 1.3174345464998223e-09, 5.439515644316649e-06, 3.6119504265376498e-06]]}