{"coeffs": [2.2328657310338836e-06, 0.26734289352621127, 1.8822149507265746, 0.16288143723204176], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.7214701817512026e-06, 260.2294528239961, 159.82744535294668, 0.049827195259880754], "covariance": [[1.384934031366333e-11, -0.0007423013459848552, -0.00045609308294344906, -1.6208814967809945e-07], [-0.0007423013459240848, 67719.36811707642, 41591.80045068031, 12.520322418672263], [-0.0004560930829069316, 41591.8004506835, 25544.812288049154, 7.6910154813024505], [-1.6208814967182982e-07, 12.520322419083408, 7.691015481554619, 0.002482749387466283]]}