{"coeffs": [-0.6638116726747945, -0.02026965282857367, 0.058157001103212536, 0.033692236609290716], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [1.480141331444794e-07, 2.320325234923772e-07, 7.83741787506953e-08, 6.846716950614823e-08], "covariance": [[0.006119370531525873, -0.0008153522866476824, 0.0008396694900668317, -0.0007990632112595044], [-0.0008153522866476826, 0.015038277870525578, 0.0022221426175043986, 0.0020682673510586287], [0.0008396694900668317, 0.0022221426175043986, 0.0017157198856427465, 0.00013364298791455922], [-0.0007990632112595045, 0.0020682673510586287, 0.00013364298791455925, 0.0013093782631273512]]}