{"coeffs": [-5.446595791178426e-06, 0.005109764383455736, 3.072054648448938, 0.46604582840816383], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.0024259583558182e-06, 0.2533663822724715, 23.968295072671907, 0.13669456163316632], "covariance": [[4.009709718697218e-12, -4.909630393679154e-07, -4.64839742634921e-05, -2.711464206189603e-07], [-4.90963039368025e-07, 0.06419452366584015, 6.072725895619637, 0.03437391261709004], [-4.6483974263509524e-05, 6.0727258956196435, 574.4791686906684, 3.253077197957606], [-2.711464206190213e-07, 0.03437391261709006, 3.2530771979576056, 0.018685403180083507]]}