{"coeffs": [-5.934352590894528e-07, 4.952620735832327e-05, 0.4386924604681158, 0.11456118298730102], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.090880285846159e-07, 1.3778188112460727e-06, 0.006977046034839607, 0.0040209772799448505], "covariance": [[4.3717803697401154e-14, -1.654703264521756e-13, -6.440746636245232e-10, -6.310622845024381e-10], [-1.654703264521757e-13, 1.898384676623541e-12, 9.359416702613342e-09, 5.024688874413406e-09], [-6.440746636245227e-10, 9.35941670261334e-09, 4.867917137227108e-05, 2.3958181221061137e-05], [-6.31062284502438e-10, 5.024688874413405e-09, 2.3958181221061147e-05, 1.616825828583269e-05]]}