Stefano Serra Capizzano, E. Tyrtyshnikov. How to prove that a preconditioner cannot be superlinear. Math. Comput., 72(243):1305-1316, 2003.
@article{CapizzanoT03, title = {How to prove that a preconditioner cannot be superlinear}, author = {Stefano Serra Capizzano and E. Tyrtyshnikov}, year = {2003}, tags = {e-science}, researchr = {https://researchr.org/publication/CapizzanoT03}, cites = {0}, citedby = {0}, journal = {Math. Comput.}, volume = {72}, number = {243}, pages = {1305-1316}, }