{"coeffs": [-3.635096062864226e-08, 0.005933906674710176, 1.8075223988553282, 0.16072969600231704], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.0686574253307524e-08, 1.7916888917770957, 48.98720205785021, 0.017081366424001366], "covariance": [[9.416658394037562e-16, -4.0614517399845613e-08, -1.1110022782935338e-06, -4.467778243301154e-10], [-4.0614517396979075e-08, 3.2101490849174374, 87.769803401271, 0.029483155462998407], [-1.1110022782147278e-06, 87.76980340127722, 2399.7459654566437, 0.8062692050791014], [-4.467778243141865e-10, 0.029483155463813627, 0.8062692051013337, 0.00029177307891100116]]}