{"coeffs": [-5.256939217432297e-07, 0.0001273205190162757, 0.6904348303022609, 0.12680163536122382], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0872936125124837e-07, 8.223793917050893e-06, 0.01384421047288827, 0.0027335646753353007], "covariance": [[1.182207399810447e-14, -5.870235026551554e-13, -1.0081927851166944e-09, -2.353517281422108e-10], [-5.870235026551551e-13, 6.763078639012327e-11, 1.1364358106493124e-07, 2.1335050905120427e-08], [-1.0081927851166973e-09, 1.1364358106493125e-07, 0.00019166216361762923, 3.6429306203992446e-05], [-2.353517281422107e-10, 2.1335050905120427e-08, 3.6429306203992446e-05, 7.472375834240988e-06]]}