{"coeffs": [-1.1878804157569041e-05, 0.0001792329058965502, 0.4770255827993792, 0.22669463110591162], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.1849880724057846e-06, 1.8699389493637082e-05, 0.03953061624475136, 0.022328708330242527], "covariance": [[1.0144149021367115e-11, -5.120211828017584e-11, -1.0162344542242315e-07, -6.751763701412556e-08], [-5.120211828017583e-11, 3.4966716743474495e-10, 7.348214214363037e-07, 4.033833091680211e-07], [-1.016234454224232e-07, 7.348214214363037e-07, 0.0015626696206898006, 0.0008317423257763318], [-6.751763701412559e-08, 4.0338330916802104e-07, 0.0008317423257763317, 0.000498571215697042]]}