x

t

Numerical solution

Exact solution

Absolute errors

Rational interpolation

Absolute errors

Lagrange interpolation

0.1284

0.3765

0.0058

0.0058

2.3209E−11

2.2052E−10

0.5522

1.6234

0.4990

0.4990

3.5232E−10

4.2077E−09

0.8715

1.9749

0.0327

0.0327

1.6892E−10

6.1629E−10