| Scheme (I) | AGE-4P | Exact solution | ||
| Absolute error |
| Absolute error | ||
0.1 | 0.78485 | 3.6121e−008 | 0.78484 | 2.9314e−006 | 0.78485 |
0.2 | 0.30361 | 2.7493e−008 | 0.30361 | 2.6405e−006 | 0.30361 |
0.3 | −0.2936 | 2.7252e−008 | −0.2936 | 2.4158e−006 | −0.2936 |
0.4 | −0.7787 | 2.6183e−008 | −0.7787 | 2.7293e−006 | −0.7787 |
0.5 | −0.9663 | 2.7536e−008 | −0.9663 | 2.7761e−006 | −0.9663 |
0.6 | −0.7848 | 2.7015e−008 | −0.7848 | 2.7355e−006 | −0.7848 |
0.7 | −0.3036 | 2.7102e−008 | −0.3036 | 2.9132e−006 | −0.3036 |
0.8 | 0.29359 | 2.9683e−008 | 0.29359 | 3.1383e−006 | 0.29359 |
0.9 | 0.77865 | 3.0371e−008 | 0.77865 | 3.1563e−006 | 0.77865 |