x | t | Numerical solution | Exact solution | Absolute errors Rational interpolation | Absolute errors Lagrange interpolation |
0.0990 | 0.0251 | −0.0019 | −0.0018 | 1.1803E−12 | 5.3171E−13 |
0.7939 | 1.0000 | −0.0315 | −0.0315 | 2.2247E−13 | 2.0698E−13 |
0.1654 | 1.9010 | 0.0651 | 0.0651 | 8.7291E−15 | 4.4977E−12 |