{"coeffs": [-3.365573030478802e-07, 0.16475726888011755, 1.1123645215920106, 0.05126605021762026], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.3024903986070993e-07, 1756.1820840244484, 549.2318214139003, 0.024581574683379955], "covariance": [[5.301462035677879e-14, -0.00014089210181478863, -4.406843586734347e-05, -2.5018160047514536e-09], [-0.00014089210186652947, 3084175.5122484546, 964551.0781889713, 41.55081103042768], [-4.406843588296624e-05, 964551.0781889354, 301655.59365363047, 12.995108376713715], [-2.501816005373002e-09, 41.55081102667335, 12.995108375538324, 0.0006042538139145864]]}