$\Delta t$

${\Vert u-u_h\Vert }_{2,1}$

速率

${\Vert w-w_h\Vert }_{2,1}$

速率

T/4

0.0198007

\

0.0197803

\

T/8

0.00569487

1.79782

0.00568793

1.79809

T/16

0.00144155

1.98204

0.00143825

1.98359

T/32

0.000370322

1.96078

0.00036441

1.98068