참고문헌
- A Multigrid Tutorial W. Briggs
- Multigrid Methods S. McCormick
- Math. Comp. v.48 How to Implement the Spectral Transformation B. Nour-Omid;B. Parlett;T. Ericsson;P. Jensen
- The Symmetric Eigenvalue Problem B. Parlett
- Variational Methods in Mathmatics, Science and Engineering K. Rektorys