Research Article

Numerical Analysis and Computation of a Subgrid-Sparse-Grad-Div Stabilization Method for Incompressible Flow Problems

Table 2

Errors and convergence rates by using the Subgrid-Sparse-Div-Grad stabilization method with .

RateRateRateRate

40.05617530.2221970.3822460.109382
80.007880312.833610.07127681.640340.09738171.972780.03160681.79107
160.0009790673.008770.01134732.651090.02275122.097710.008463831.90085
320.0001130753.114130.001512242.907590.004822112.23820.002177811.95843
641.25936e − 0053.166510.0002046342.885560.001046382.204260.0005494881.98672
1281.29559e − 0063.281023.69974e − 0052.467550.000240692.120160.0001372942.00082