Table 4: Comparison of absolute error of VPM, ADM, HAM, and RKHSM.

Absolute error [4] Absolute error [3] Absolute error [5] Absolute error [RKHSM]

0.0 0.0 0.0 0.0 0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0