Research Article
A Multilevel Finite Element Variational Multiscale Method for Incompressible Navier-Stokes Equations Based on Two Local Gauss Integrations
Table 1
Comparison of these
-level finite element VMS methods.
| Method | | CPU(s) | | | |
| 1-level | 128 | 198.614 | | 0.000776894 | | 2-level | 64-128 | 71.389 | | 0.000351524 | | 3-level | 32-64-128 | 37.617 | | 0.000342189 | | 4-level | 16-32-64-128 | 29.495 | | 0.000526664 | |
| 1-level | 144 | 250.86 | | 0.000554574 | | 2-level | 72-144 | 92.251 | | 0.000226809 | | 3-level | 36-72-144 | 45.212 | | 0.000206441 | | 4-level | 18-36-72-144 | 35.437 | | 0.000275735 | |
| 1-level | 256 | 925.036 | | 0.000107772 | | 2-level | 128-256 | 307.479 | | | | 3-level | 64-128-256 | 141.673 | | | | 4-level | 32-64-128-256 | 99.477 | | | |
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