{"coeffs": [-2.65053384962102e-06, 7.28915551786162e-05, 0.517666526291037, 0.19671325099337145], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.775810814705507e-07, 3.0383929672390556e-06, 0.014473789140776355, 0.007882685878969784], "covariance": [[2.2808368937858077e-13, -1.2122074676359686e-12, -5.392081189817257e-09, -3.526670846213077e-09], [-1.2122074676359706e-12, 9.231831823367753e-12, 4.370215218034404e-08, 2.301594462959046e-08], [-5.392081189817276e-09, 4.370215218034406e-08, 0.00020949057209165554, 0.00010692841713260446], [-3.5266708462130816e-09, 2.3015944629590432e-08, 0.00010692841713260429, 6.213673666650964e-05]]}