{"coeffs": [-0.23600499275321654, -0.06830289363225281, 246.325305413704, 8.089958483135627], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [1.0047947410749053e-07, 0.0, 0.0, 0.0], "covariance": [[0.008525060220165115, 0.0, 0.0, 0.0], [0.0, 0.0, 0.0, 0.0], [0.0, 0.0, 0.0, 0.0], [0.0, 0.0, 0.0, 0.0]]}