A new restarting method in the harmonic projection algorithm for computing the eigenvalues of a nonsymmetric matrix
- 作者：H. Saberi Najafi ; H. Moosaei
- 关键词：Eigenvalue ; Nonsymmetric matrix ; Harmonic ; Arnoldi ; Restarting
- 刊名：Applied Mathematics and Computation
- 出版年：2008
- 期刊代码：7_00963003
- 类别：cp
- 出版时间：15 April 2008
- 卷：198
- 期：1
- 页码：143-149
- 文件大小：347 K
摘要
The harmonic projection method can be used to find interior eigenpairs of large matrices. Given a target point or shift τ to which the needed interior eigenvalues are close, the desired interior eigenpairs are the eigenvalues nearest τ and the associated eigenvectors.