{"coeffs": [-2.974728789572404e-06, 8.20732817239244e-05, 0.44240369466006346, 0.17902222793353648], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.472742238285e-07, 3.6330832402512153e-06, 0.014483339324526957, 0.008600160382207274], "covariance": [[4.1896392083278707e-13, -1.8492024414875102e-12, -6.546106702884705e-09, -5.068231912325761e-09], [-1.8492024414875142e-12, 1.3199293830594272e-11, 5.19705821106107e-08, 2.9656098351422316e-08], [-6.546106702884725e-09, 5.197058211061072e-08, 0.00020976711798938896, 0.00011334131767449821], [-5.068231912325764e-09, 2.965609835142229e-08, 0.00011334131767449803, 7.396275859968755e-05]]}