{"coeffs": [-4.201386192029882e-06, 8.158532938795132e-05, 0.48320110207278144, 0.1974548127573472], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.385303743795556e-07, 2.5693558357015105e-06, 0.01056470444157549, 0.0068034722719329255], "covariance": [[2.9001496412938433e-13, -1.1578689045502107e-12, -4.277031605676637e-09, -3.4410162331071817e-09], [-1.1578689045502173e-12, 6.601589410453408e-12, 2.6814265745408313e-08, 1.6778459967253866e-08], [-4.27703160567667e-09, 2.6814265745408346e-08, 0.00011161297993784489, 6.601941265707846e-05], [-3.4410162331071933e-09, 1.6778459967253826e-08, 6.601941265707819e-05, 4.6287234954960163e-05]]}