{"coeffs": [8.299161233577026e-12, 0.34428514564029605, 1.5751237441697201, 0.09826719996687502], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.286614580720344e-07, 792.2935811571347, 226.23562319909271, 0.00893247453762367], "covariance": [[1.6553770793221866e-14, -5.533020682050612e-05, -1.5800938626541974e-05, -7.712555040804299e-10], [-5.5330206861324396e-05, 627729.1187427972, 179245.03091191335, 6.759312480494117], [-1.5800938637564224e-05, 179245.03091189786, 51182.55720428185, 1.9301577444582112], [-7.712555043701704e-10, 6.759312478913842, 1.9301577440067519, 7.978910136529522e-05]]}