Theory and Modern Applications
From: An explicit fourth-order compact difference scheme for solving the 2D wave equation
h | THOC-ADI [5] | HOC-LOD [5] | CPD-ADI [5] | IPD-ADI [5] | EFOC scheme |
---|---|---|---|---|---|
1/5 | 1.3769(−6) | 1.3757(−6) | 1.3769(−6) | 1.3769(−6) | 1.3416(−6) |
1/10 | 8.6606(−8) | 8.6343(−8) | 8.6608(−8) | 2.0245(−8) | 8.5804(−8) |
1/20 | 5.4688(−9) | 5.4730(−9) | 5.4690(−9) | 1.4498(−9) | 5.4069(−9) |
1/40 | 3.4449(−10) | 3.7600(−10) | 3.4277(−10) | 1.0746(−10) | 3.3029(−10) |
1/80 | 2.5746(−11) | 3.4394(−11) | 2.3074(−11) | 5.4340(−12) | 1.9000(−11) |