Highly Accurate Solution of Limit Cycle Oscillation of an Airfoil in Subsonic Flow

Table 4

The CPU time needed in seeking the nth-order HAM approximations, the parameter values are 𝑈^∗=1.5𝑈^∗𝐿 and 𝜆=−1.

The nth HAM solution	The CPU time needed (second)
n	The routine procedure	The presented approach
10	14	2.8
15	58	4.6
20	196	6.8
50	/	46
80	/	239
120	/	1393