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