Research Article
Approximate Schur-Block ILU Preconditioners for Regularized Solution of Discrete Ill-Posed Problems
Table 2
ACV (
27) for the proposed family of methods (
17) and for the methods from the literature of the orders
.
| Order , Method | | | | |
| | 5 | 2 | 3 | | 5 | 2 | 3 | | 6 | 1 | 4 | |
| | 6 | 2 | 4 | | 7 | 3 | 4 | |
| | 7 | 2 | 5 | | 7 | 3 | 4 | |
| | 8 | 2 | 6 | | 8 | 3 | 4 | | 10 | 2 | 5 | |
|
|