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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