{"coeffs": [-3.2415661004474954e-06, 5.439062103579859e-05, 0.33661540755268826, 0.16169611670065814], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.2163998366164676e-07, 1.0135290027315858e-06, 0.005175786393910518, 0.005151424379549445], "covariance": [[1.7778027582219376e-13, -3.1959518048853654e-13, -8.985497348523893e-10, -1.9525854269326566e-09], [-3.195951804885369e-13, 1.0272410393780829e-12, 4.7144020908115785e-09, 4.850570895585999e-09], [-8.98549734852392e-10, 4.714402090811581e-09, 2.6788764795389238e-05, 1.9194368688205037e-05], [-1.9525854269326574e-09, 4.850570895585996e-09, 1.919436868820501e-05, 2.6537173138216383e-05]]}