{"coeffs": [-9.000991967281963e-08, 0.37399337511672903, 1.4374548594588137, 0.08126684138354631], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.221708682534901e-08, 588.2027215637225, 128.18134573270095, 0.003591103363591558], "covariance": [[1.782282420019057e-15, -1.1679121192823485e-05, -2.545329639858136e-06, -8.971916048797926e-11], [-1.1679121198709766e-05, 345982.44165497005, 75396.61614741718, 2.0175629425588433], [-2.5453296410796125e-06, 75396.6161474139, 16430.45739384621, 0.4396794741959337], [-8.97191605135405e-11, 2.0175629422334374, 0.43967947412493225, 1.2896023367998601e-05]]}