Research Article
Numerical Analysis and Computation of a Subgrid-Sparse-Grad-Div Stabilization Method for Incompressible Flow Problems
Table 1
Errors and convergence rates by using the Subgrid-Sparse-Div-Grad stabilization method with
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| | | Rate | | Rate | | Rate | | Rate |
| 4 | 0.0453001 | | 0.209124 | | 0.324832 | | 0.101103 | | 8 | 0.00544822 | 3.05566 | 0.060671 | 1.78528 | 0.0718307 | 2.17702 | 0.0291351 | 1.79499 | 16 | 0.000544163 | 3.32368 | 0.00817061 | 2.89249 | 0.0148829 | 2.27094 | 0.00772961 | 1.91429 | 32 | 4.6711e − 005 | 3.5422 | 0.000871184 | 3.22939 | 0.00329518 | 2.17523 | 0.0019698 | 1.97235 | 64 | 3.64707e − 006 | 3.67895 | 0.000104475 | 3.05983 | 0.000769529 | 2.09831 | 0.000495154 | 1.9921 | 128 | 3.78758e − 007 | 3.26739 | 2.32851e − 005 | 2.16567 | 0.000181992 | 2.0801 | 0.000124009 | 1.99743 |
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