A Subgrid Model for the Time-Dependent Navier-Stokes Equations

Table 1

L ² and H ¹ relative errors and absolute errors of numerical velocity u_h.

ℎ	‖𝑢−𝑢ℎ‖0/‖𝑢‖0	‖𝑢−𝑢ℎ‖0	|𝑢−𝑢ℎ|1/|𝑢|1	|𝑢−𝑢ℎ|1
0.125	0.01575	0.01111	0.09839	0.61764
0.0625	0.0043	0.00304	0.06039	0.37914
0.03125	9.0178E-4	6.37147E-4	0.02602	0.16338
0.025	5.03846E-4	3.55991E-4	0.01806	0.11338
0.02083	3.03229E-4	2.14246E-4	0.01281	0.08044
0.01786	1.95654E-4	1.38239E-4	0.00926	0.05814
0.01563	1.37093E-4	9.68631E-5	0.00681	0.04275
0.01389	1.06511E-4	7.52554E-5	0.00509	0.03198