VIM-Based Dynamic Sparse Grid Approach to Partial Differential Equations

Table 4

Error comparison between VIMand PIM and Runge-Kutta Method.

𝜏	0.1	0.01	0.001	0.0001	0.00001
VIM and PIM	0.4176	0.0471	0.0045	4.1368 × 10^−4	1.7610 × 10^−5
Runge-Kutta	0.1366	0.2193	0.2110	0.2122	0.2124