The Duffing Oscillator Equation and Its Applications in Physics

Table 5

Errors for approximations (38) and (39).

−1.00	0.00672	0.00638
−0.95	0.00624	0.00598
−0.90	0.00574	0.00557
−0.85	0.00526	0.00516
−0.80	0.00478	0.00476
−0.75	0.00432	0.00435
−0.70	0.00385	0.00395
−0.65	0.00341	0.00355
−0.60	0.00301	0.00316
−0.55	0.00261	0.00277
−0.50	0.00222	0.00240
−0.45	0.00185	0.00203
−0.40	0.00151	0.00168
−0.35	0.00119	0.00135
−0.30	0.00091	0.00104
−0.25	0.00065	0.00076
−0.20	0.00043	0.00051
−0.15	0.00025	0.00030
−0.10	0.00011	0.00014
−0.05	0.00003	0.00003