{"coeffs": [8.976928871442507e-08, 9.184130583824294e-06, 0.626775903248538, 0.10333075394868997], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [2.9757078461216313e-08, 6.759064018379162e-07, 0.015497857654189717, 0.005230486429150111], "covariance": [[8.8548371854698385e-16, -1.1331046200507566e-14, -2.4863658286020015e-10, -1.1085345136596373e-10], [-1.1331046200507572e-14, 4.568494640454787e-13, 1.0428388637152237e-08, 3.2981105445320947e-09], [-2.486365828602006e-10, 1.0428388637152237e-08, 0.00024018359186952677, 7.589957353415604e-05], [-1.1085345136596384e-10, 3.298110544532093e-09, 7.589957353415599e-05, 2.735798828552348e-05]]}