{"coeffs": [-5.006611511055472e-06, 0.06065321392306449, 1.9281950715326348, 0.21409771410992184], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.8986233875405181e-06, 3.5113231685750033, 12.548331886692878, 0.02192668863392111], "covariance": [[3.6047707677158324e-12, -5.707751428544483e-06, -2.0422673542373956e-05, -3.899855308571294e-08], [-5.707751428550455e-06, 12.3293903941716, 44.061125104815645, 0.07501686190250342], [-2.0422673542394596e-05, 44.06112510481552, 157.46063313859327, 0.26823150907143684], [-3.8998553085731147e-08, 0.07501686190248318, 0.2682315090713648, 0.00048077967444892523]]}