{"coeffs": [1.53084420284373e-07, 2.455652199099237e-05, 0.37377179649661246, 0.11817278198025839], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.426781875066999e-07, 2.932823918864319e-06, 0.03192837438343677, 0.025004927561485087], "covariance": [[7.101065276995769e-13, -1.4608085207896481e-12, -8.49795674627949e-09, -1.6516464363712063e-08], [-1.4608085207896483e-12, 8.601456139062663e-12, 8.640534447122048e-08, 6.53437436986165e-08], [-8.49795674627949e-09, 8.640534447122047e-08, 0.0010194210907689015, 0.0005905286816972563], [-1.6516464363712063e-08, 6.53437436986165e-08, 0.0005905286816972563, 0.0006252464023551165]]}