{"coeffs": [-0.5308061174805289, -0.18659868919762662, 3.6222532744388687, 0.0963264604224108], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [1.0082844262287867e-07, 0.0, 0.0, 0.0], "covariance": [[0.009865657839977976, 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]]}