{"coeffs": [-5.335836646765739e-08, 0.00017970765846613864, 0.8901264976965736, 0.11114080013745972], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.3529574927920993e-08, 0.00018468345055242265, 0.13346839724856224, 0.004675276598730559], "covariance": [[1.1242323948470682e-15, -3.54069980279188e-12, -2.6200821185234295e-09, -1.1004330412481782e-10], [-3.5406998027906056e-12, 3.4107976907949144e-08, 2.4638004542432826e-05, 8.236607562748044e-07], [-2.6200821185225295e-09, 2.46380045424331e-05, 0.017813813064100015, 0.0006005915654058505], [-1.1004330412479751e-10, 8.236607562749023e-07, 0.0006005915654059146, 2.1858211274637586e-05]]}