{"coeffs": [-6.731384178782808e-08, 0.18336452212576948, 1.206591610692168, 0.059918138226742225], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.693130384092839e-08, 168.33453828032108, 55.1520671163517, 0.002036470024384171], "covariance": [[2.8666904975383645e-16, -1.085985928151101e-06, -3.558446342737133e-07, -1.6732327139263894e-11], [-1.0859859277505334e-06, 28336.516778048885, 9283.997703983236, 0.32868947458894576], [-3.5584463414559905e-07, 9283.997703983538, 3041.750507206563, 0.10769302968632827], [-1.6732327136380388e-11, 0.3286894746199928, 0.10769302969645811, 4.147210160215266e-06]]}