{"coeffs": [-1.3715319951529962e-06, 0.06445908179141921, 2.582351216169488, 0.25231020642168217], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.6211318865074333e-06, 108.43009239367794, 425.7278476284773, 0.15228354826980284], "covariance": [[6.8703323664660164e-12, -0.00025416561069214555, -0.0009981752516127918, -3.8265104362211005e-07], [-0.00025416561069400555, 11757.084936501535, 46161.70287898996, 16.172359828293054], [-0.0009981752516206332, 46161.70287898937, 181244.20024637599, 63.50453038729493], [-3.826510436234136e-07, 16.172359828216237, 63.50453038699395, 0.023190279073641372]]}