{"coeffs": [-3.052774254501826e-06, 8.392775423384867e-05, 0.29498570961250775, 0.15099286401989928], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1080899323206476e-06, 1.8944870700174319e-06, 0.006155022408595217, 0.0073266937090241775], "covariance": [[1.2278632981103772e-12, -1.5079364593535333e-12, -1.0104226019696638e-09, -7.2189226871131086e-09], [-1.5079364593535333e-12, 3.5890812584632336e-12, 8.94344462544952e-09, 1.2669620251204985e-08], [-1.010422601969664e-09, 8.94344462544952e-09, 3.788430085030927e-05, 2.2998918938695556e-05], [-7.218922687113107e-09, 1.2669620251204985e-08, 2.2998918938695556e-05, 5.368044070585446e-05]]}