Table 1.

One-gene system: comparison of average errors for Euler, expEuler, Heun, and expEuler methods.

Step size	Euler	expEuler	Heun	expHeun
1/4	3.5849 × 10−2	1.1696 × 10−3	2.1384 × 10−2	1.5011 × 10−4
1/8	2.6231 × 10−2	5.2015 × 10−4	2.0930 × 10−2	5.7342 × 10−5
1/16	2.2715 × 10−2	2.3383 × 10−4	2.0539 × 10−2	3.8767 × 10−5
1/32	2.1259 × 10−2	9.8536 × 10−5	2.0284 × 10−2	3.5349 × 10−5