Numerical Investigations on Several Stabilized Finite Element Methods for the Stokes Eigenvalue Problem

Table 3

Results get from the multiscale enrichment method with 𝛼₁=8 and 𝛼₂=12.

1/ℎ	CPU-time	𝜆ℎ	|𝜆ℎ−𝜆|/𝜆	Rate
8	0.063	67.8237	0.295713	—
16	0.281	57.1062	0.0909634	1.7008
24	0.656	54.7378	0.0457175	1.6968
32	1.265	53.8304	0.0283839	1.6569
40	2.156	53.3813	0.0198027	1.6133
48	3.359	53.1229	0.0148665	1.5725
56	5.125	52.9588	0.0117327	1.5357
64	7.187	52.8472	0.00959935	1.5029