{"coeffs": [-4.468784585997639e-06, 8.479749486568026e-05, 0.48185177583406025, 0.2193904631727559], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.517969763472049e-07, 5.383876219076545e-06, 0.02387993241791734, 0.012974115325887837], "covariance": [[7.255580889142408e-13, -3.902858029470694e-12, -1.629458244235951e-08, -1.0441794794362024e-08], [-3.902858029470697e-12, 2.8986123142337953e-11, 1.278683336020231e-07, 6.736549229140652e-08], [-1.6294582442359523e-08, 1.278683336020231e-07, 0.0005702511722842994, 0.00029205233249243853], [-1.0441794794362024e-08, 6.73654922914065e-08, 0.0002920523324924385, 0.00016832766848943765]]}