Table 3: Example 4.2: The maximum absolute errors.

(h, k)Proposed 𝑂 ( π‘˜ 2 + β„Ž 4 ) method 𝑂 ( π‘˜ 2 + β„Ž 2 ) method

ξ‚€ 1 , 1 2 0  1 0 0 . 3 9 8 6 𝐸 −03 0 . 1 1 3 3 𝐸 −02
ξ‚€ 1 , 1 4 0  2 0 0 . 1 0 8 9 𝐸 −03 0 . 3 0 0 3 𝐸 −03
ξ‚€ 1 , 1 2 0  4 0 0 . 4 1 1 7 𝐸 −03 0 . 1 1 3 2 𝐸 −02
ξ‚€ 1 , 1 8 0  4 0 0 . 2 8 9 3 𝐸 −04 0 . 7 8 3 6 𝐸 −04
ξ‚€ 1 , 1 4 0  8 0 0 . 1 1 1 6 𝐸 −03 0 . 2 9 8 4 𝐸 −03