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