{"coeffs": [-2.2273664488297944e-06, 0.1961935330251809, 2.5243593403548203, 0.22422821459903125], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.8831039905729446e-06, 376.91770167267833, 434.9407200777146, 0.07293606722643328], "covariance": [[3.5460806393117486e-12, -0.0006160711083581327, -0.0007110191791777951, -1.296397136766986e-07], [-0.0006160711081740871, 142066.95383421416, 163936.84886177527, 26.826434206231195], [-0.0007110191789663868, 163936.84886180467, 189173.42998172092, 30.958240890227557], [-1.2963971365738098e-07, 26.826434209744722, 30.95824089427517, 0.005319669902458794]]}