{"coeffs": [-3.659765045409872e-07, 0.18736767536296545, 1.6631451851147392, 0.1227485952803654], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.3200394914853125e-07, 56.91366528575034, 37.60782516580821, 0.005199496088332574], "covariance": [[1.7425042590808023e-14, -4.838671906925126e-06, -3.198199069798036e-06, -5.282421379657212e-10], [-4.838671907098726e-06, 3239.1652962584235, 2140.3990513165095, 0.28357161324388536], [-3.1981990699123113e-06, 2140.3990513164804, 1414.348513701997, 0.18739937294845604], [-5.282421379735234e-10, 0.2835716132404738, 0.18739937294623477, 2.7034759572585746e-05]]}