An Iteration Scheme Suitable for Solving Limit Cycles of Nonsmooth Dynamical Systems

Table 1

Comparison of the second-order frequency obtained by IS and LP method with the forth-order approximation obtained by LP method, when 𝜀=1.

𝜀	𝜔2^IS	𝜔2^LP	𝜔4^LP	|𝜔2^IS−𝜔4^LP|	|𝜔2^LP−𝜔4^LP|
1	0.944799584	0.93750000	0.943033854	1.76𝐸−3	5.53𝐸−3
0.5	0.984820946	0.98437500	0.984720866	1.00𝐸−4	3.46𝐸−4
0.25	0.996121460	0.99609375	0.996115367	6.09𝐸−6	2.16𝐸−5