| K | Scheme (10) | Cai [6] | Shao [7] |
h = 1/100 | 2 | 9.5615 s | 16.2625 s | 15.3531 s |
h = 1/400 | 8 | 5.0932 s | 33.4592 s | 32.0037 s |
h = 1/800 | 16 | 5.0946 s | 59.3013 s | 56.1752 s |
h = 1/1600 | 32 | 5.5882 s | 145.3313 s | 132.8453 s |