Approximate Periodic Solutions for Oscillatory Phenomena Modelled by Nonlinear Differential Equations

Table 7

Comparison of approximate periods.

𝐵=0.5	Period	Error
𝑇exact	10.210761	0
FLSM 𝑇1	10.1976548730449	−0.128356025129356
FLSM 𝑇3	10.2050839736674	−0.0555984645279972
FLSM 𝑇5	10.2107339908715	−0.000264516312410058
Wu et al. [41] 𝑇2	10.1884	−0.220
Wu et al. [41] 𝑇3	10.2107	−0.001
Leung and Guo [27] 𝑇2	10.213682	0.0286
Feng and Chen [23] 𝑇2	10.23452	0.232
Feng and Chen [23] 𝑇3	10.1935	−0.169
Feng and Chen [23] 𝑇4	10.2029	−0.077
Hu [42] 𝑇2	10.247682	0.362
Hu [42] 𝑇3	10.226464	0.154
Hu et al. [43] 𝑇2	10.244058	0.326
Ramos [44] 𝑇2	10.80674	5.84
Ramos [44] 𝑇3	10.55034	3.33
Ramos [44] 𝑇^′2	10.24328	0.318
Ramos [44] 𝑇2^′′	10.26079	0.49
Ma et al. [3] 𝑇2	10.146603	−2.27