Table 2.

One-gene system: comparison of average errors for RK3/8, expRK3/8, RK4, and expRK4 methods.

Step size	RK3/8	expRK3/8	RK4	expRK4
1/4	3.0743 × 10−2	3.1270 × 10−5	3.1713 × 10−2	2.2006 × 10−4
1/8	2.5309 × 10−2	3.4131 × 10−5	2.5490 × 10−2	3.4655 × 10−5
1/16	2.2533 × 10−2	3.4373 × 10−5	2.2569 × 10−2	3.4403 × 10−5
1/32	2.1219 × 10−2	3.4407 × 10−5	2.1227 × 10−2	3.4408 × 10−5