{"coeffs": [-7.489390685260386e-06, 0.0006175242274917963, 1.2364592432057362, 0.3065570803856099], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.724463360204834e-06, 0.0005632446809896982, 0.3731220326738324, 0.03392497949053304], "covariance": [[2.9737738806889468e-12, -9.006363343561642e-10, -6.024557858837744e-07, -5.705744408071665e-08], [-9.006363343561615e-10, 3.172445706631869e-07, 0.00021007457451251542, 1.8807040635017437e-05], [-6.024557858837724e-07, 0.0002100745745125154, 0.13922005126665246, 0.012516309786961766], [-5.705744408071632e-08, 1.880704063501743e-05, 0.012516309786961765, 0.0011509042334330872]]}