Table 1 The computational time for the ETDRK4 and ETDADAMS4 methods when applied to the predator-prey system (28) for some values of δ and final time t
From: Numerical simulations of multicomponent ecological models with adaptive methods
| Method | δ | t = 1 | t = 2 | t = 3 | t = 4 |
|---|---|---|---|---|---|
| ETDRK4 | 0.25 | 0.32 s | 0.37 s | 1.01 s | 0.98 s |
| 0.50 | 1.04 s | 0.99 s | 1.11 s | 1.02 s | |
| 1.00 | 1.15 s | 1.32 s | 1.88 s | 3.87 s | |
| ETDADAMS4 | 0.25 | 0.28 s | 0.54 s | 1.52 s | 1.63 s |
| 0.50 | 1.51 s | 1.50s | 1.49 s | 1.55 s | |
| 1.00 | 1.70s | 1.83 s | 2.51 s | 4.40s |