@article{etna_vol20_pp180-197, author = {J\"org Liesen and Petr Tich\'{y}}, title = {On the worst-case convergence of MR and CG for symmetric positive definite tridiagonal Toeplitz matrices}, journal = {Electron. Trans. Numer. Anal.}, volume = {20}, year = {2005}, pages = {180--197}, }