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Journal of Applied Mathematics
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Journal of Applied Mathematics
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2013
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Article
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Tab 6
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Research Article
A Parameterized Splitting Preconditioner for Generalized Saddle Point Problems
Table 6
Preconditioned GMRES(20) on steady Oseen problems with different grid sizes (uniform grids), viscosity
.
Grid
its
LU time
its time
Total time
10000
4
0.0458
0.0223
0.0681
10000
4
0.5748
0.0670
0.6418
10000
5
12.2642
0.4179
12.6821
10000
7
128.2758
1.6275
129.9033