{"coeffs": [-3.254127545773227e-07, 0.34202398131618994, 1.6648470313093897, 0.12433891755390387], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.1381078433319064e-07, 111.07370109344363, 40.61455788662712, 0.0061697285137029545], "covariance": [[9.847720836381227e-14, -2.2655516477025057e-05, -8.286493964280503e-06, -1.5006778163420721e-09], [-2.2655516477530075e-05, 12337.36707459566, 4511.208960234296, 0.6568729778766309], [-8.286493964413149e-06, 4511.208960234258, 1649.5423123261853, 0.24021442274703633], [-1.500677816356763e-09, 0.6568729778721578, 0.24021442274543434, 3.8065549932799266e-05]]}