{"coeffs": [-1.388822966030497e-06, 5.774928191865352e-05, 0.41043057439847613, 0.16341520752977426], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.796692010039911e-08, 3.072225636829399e-07, 0.001639548277620987, 0.001109452186142605], "covariance": [[4.619502227934036e-15, -1.568020125211797e-14, -6.828588725381232e-11, -6.721731576481437e-11], [-1.5680201252118002e-14, 9.438570363591807e-14, 4.913657205480481e-10, 3.199486794244488e-10], [-6.828588725381253e-11, 4.913657205480483e-10, 2.6881185546499452e-06, 1.5852753854720032e-06], [-6.721731576481443e-11, 3.199486794244485e-10, 1.5852753854720013e-06, 1.2308841533366051e-06]]}