Table 6.

p53-mdm2 system: comparison of average errors for RK3/8, expRK3/8, RK4, and expRK4 methods.

Step size	RK3/8	expRK3/8	RK4	expRK4
1/16	3.1651	2.2126 × 10−4	3.2096	7.8709 × 10−4
1/32	1.2676 × 10−3	2.5953 × 10−5	1.2770 × 10−3	9.4086 × 10−5
1/64	6.4492 × 10−4	4.2016 × 10−5	6.4759 × 10−4	4.8393 × 10−5
1/128	3.0628 × 10−4	4.4244 × 10−5	3.0697 × 10−4	4.4697 × 10−5