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Table 1.
Iterations to convergence for the GMRES, CGS, and BICGSTAB Krylov methods, with no preconditioning, for the DELO-linear formal solver, with Ns = 40, and varying Nμ = Nν.
| Nμ = Nν | 20 | 30 | 40 | 50 | 60 | 70 | 80 |
|---|---|---|---|---|---|---|---|
| GMRES | 48 | 48 | 49 | 49 | 49 | 49 | 49 |
| BICGSTAB | 58 | 57 | 55 | 58 | 60 | 57 | 57 |
| CGS | 54 | 55 | 54 | 57 | 55 | 55 | 55 |
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