Two-Level Iteration Penalty Methods for the Navier-Stokes Equations with Friction Boundary Conditions

Table 2

Numerical relative error for velocity with 𝐻=1/14 and ℎ=1/115.

𝜀0	0.01	0.001	0.0001	0.00001
Stokes	1.04374𝑒−03	1.84283𝑒−04	1.52977𝑒−04	1.52631𝑒−04
Oseen	1.04345𝑒−03	1.78281𝑒−04	1.45638𝑒−04	1.45275𝑒−04