{"coeffs": [-6.511166625141123e-06, 0.00011693143189945982, 0.39781207775395777, 0.17330256646184108], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7897373843274217e-06, 4.543172791247297e-06, 0.010860017117072006, 0.010626122335480237], "covariance": [[3.2031599048591612e-12, -6.467630504270309e-12, -1.0226676514429505e-08, -1.756112909797189e-08], [-6.4676305042703024e-12, 2.064041901112976e-11, 4.5689645518610305e-08, 4.5580984653364546e-08], [-1.0226676514429483e-08, 4.5689645518610285e-08, 0.00011793997178309697, 9.006147476308791e-05], [-1.7561129097971883e-08, 4.558098465336456e-08, 9.006147476308798e-05, 0.00011291447588859196]]}