{"coeffs": [-2.419595680545953e-06, 0.00014242133253650124, 0.5194197254647503, 0.14137839053859866], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3430309340685702e-06, 1.1812163359827725e-05, 0.02314273506966955, 0.011162854847623907], "covariance": [[1.803732089865096e-12, -1.1253352483076642e-11, -2.0059649562673978e-08, -1.2806132162179636e-08], [-1.1253352483076658e-11, 1.395272032392566e-10, 2.7108206488982784e-07, 1.2370424820893469e-07], [-2.0059649562674027e-08, 2.7108206488982795e-07, 0.0005355861865049128, 0.0002370072787288222], [-1.2806132162179651e-08, 1.2370424820893463e-07, 0.00023700727872882202, 0.00012460932834912054]]}