Numerical Study on Several Stabilized Finite Element Methods for the Steady Incompressible Flow Problem with Damping

Table 3

Results got from the multiscale enrichment method with 𝜈=1.0𝑒−4, 𝛼=1.0𝑒−4, and 𝑟=3.

1/ℎ	CPU-time	‖𝑢−𝑢ℎ‖1/‖𝑢‖1	‖𝑝−𝑝ℎ‖0/‖𝑝‖0	𝑢𝐻^1-rate	𝑝𝐿2-rate
12	2.496	0.8924	1.1544	—	—
24	12.746	0.6523	0.2823	0.4520	2.0319
36	37.175	0.4853	0.2094	0.7293	0.7370
48	83.648	0.3737	0.1713	0.9091	0.6977
60	161.32	0.2996	0.1445	0.9900	0.7624