{"coeffs": [-6.4758235864448e-06, 0.20804928033556613, 2.6245957665989907, 0.26205636972015034], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.6684044569932316e-06, 110.12329007219496, 140.06856746563236, 0.058286355032297545], "covariance": [[1.3457191260087807e-11, -0.0003642024736014853, -0.0004633616390845237, -2.0578954874116168e-07], [-0.00036420247365066236, 12127.139016324794, 15424.808610767446, 6.2934688151632106], [-0.00046336163914730146, 15424.808610764585, 19619.203591874404, 8.005797786930037], [-2.057895487553445e-07, 6.293468814779626, 8.005797786443436, 0.0033972991829510375]]}