{"coeffs": [-6.556992884999335e-08, 0.07255072257431919, 1.3542400439657538, 0.08825455678191292], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.069209525743533e-08, 24.461698567839036, 29.95072079552669, 0.00478986430325897], "covariance": [[3.683530426737605e-15, -7.433639764595804e-07, -9.105142700221044e-07, -1.8182921101061624e-10], [-7.433639763635663e-07, 598.3746968238183, 732.6454458225451, 0.1118879846529121], [-9.105142698984742e-07, 732.6454458225854, 897.0456761715948, 0.13701174341705777], [-1.8182921099700198e-10, 0.1118879846577119, 0.13701174342293887, 2.2942800043634536e-05]]}