{"coeffs": [-1.7317291811583674e-06, 6.375876527732913e-05, 0.38304018635161374, 0.13797249287039653], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.262297052028104e-07, 1.2259377640238854e-06, 0.005336464441455568, 0.004028582740475782], "covariance": [[1.0642582055671257e-13, -2.6930412843449746e-13, -7.910889093035686e-10, -1.1082039072345065e-09], [-2.6930412843449786e-13, 1.5029234012598839e-12, 6.208665444573485e-09, 4.523830057720362e-09], [-7.910889093035712e-10, 6.208665444573489e-09, 2.8477852734919686e-05, 1.7218191433996913e-05], [-1.1082039072345073e-09, 4.52383005772036e-09, 1.7218191433996896e-05, 1.6229478896859363e-05]]}