{"coeffs": [-1.377064028448765e-06, 0.21150470464163304, 2.0706935355647245, 0.17539624750829622], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.3754112159945986e-07, 61.03363482577703, 50.88434850739637, 0.009642896626871286], "covariance": [[1.1393400877062137e-13, -1.6359380922357307e-05, -1.3642288534473862e-05, -2.912656083075534e-09], [-1.6359380918450483e-05, 3725.104580046302, 3105.656505745288, 0.5696520837270863], [-1.3642288531216039e-05, 3105.6565057457524, 2589.2169230221707, 0.4749729392324346], [-2.912656082719732e-09, 0.5696520837835152, 0.47497293927940787, 9.29854553565256e-05]]}