{"coeffs": [7.919835029580738e-08, 0.2027001673497048, 1.2928346530707906, 0.06809952743907802], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.810835813926742e-08, 526.521966121861, 177.57584706680902, 0.005967763780331188], "covariance": [[2.314414122856018e-15, -1.0486640266073259e-05, -3.5371027597236905e-06, -1.5109786687671112e-10], [-1.048664026846286e-05, 277225.38080883014, 93497.58369163724, 3.005985127411611], [-3.5371027606204735e-06, 93497.58369163483, 31533.181461494743, 1.0138344921747031], [-1.5109786690020013e-10, 3.005985127173307, 1.0138344920942066, 3.561420453783279e-05]]}