{"coeffs": [-7.198496421258273e-06, 0.00011875908359058836, 0.434465524126301, 0.1917424666340998], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0256473494051963e-06, 6.632647618781962e-06, 0.017232671762492293, 0.014199158478656115], "covariance": [[4.103247184152297e-12, -1.1131033280168804e-11, -2.341697461884341e-08, -2.6965121256191152e-08], [-1.1131033280168825e-11, 4.399201443493403e-11, 1.105641630335478e-07, 8.998807137175866e-08], [-2.3416974618843458e-08, 1.1056416303354784e-07, 0.0002969649760737992, 0.0002123639695889493], [-2.6965121256191176e-08, 8.998807137175858e-08, 0.00021236396958894903, 0.00020161610150199182]]}