x

Exact solution

Chelyshkov tau $N=8$

Ref [19]

Ref [13]

0.10

1.101000

1.101000

1.103763

1.101000

0.25

1.265625

1.265625

1.269040

1.265625

0.50

1.625000

1.625000

1.623997

1.625000

0.75

2.171875

2.171875

2.166900

2.171875

1.00

3.000000

3.000000

2.994988

3.000002