A Family of Trigonometrically Fitted Enright Second Derivative Methods for Stiff and Oscillatory Initial Value Problems

Table 2

Results with , for Example 16.

	ESDM						Simos [25]
	EM1; Err	EM2; Err	EM3; Err	EM4; Err	PC1; Err	PC2; Err	Simos; Err
1000	1.2 (−4)	3.9 (−3)	2.1 (−3)	5.8 (−1)	5.11	4.24	1.4 (−1)
2000	3.7 (−2)	7.7 (−3)	3.9 (−5)	1.7 (−4)	2.49	8.42	3.5 (−2)
4000	4.9 (−4)	2.3 (−3)	2.3 (−4)	8.4 (−5)	2.76 (−2)	1.835 (1)	1.1 (−3)
8000	2.3 (−5)	3.9 (−5)	1.9 (−6)	3.4 (−7)	2.83 (−2)	3.75 (1)	8.4 (−5)
16000	6.8 (−6)	1.4 (−6)	3.4 (−8)	2.1 (−10)	4.33 (−3)	7.47 (1)	5.5 (−6)
32000	1.0 (−6)	5.3 (−8)	2.6 (−12)	3.1 (−11)	3.79 (−4)	1.51 (2)	3.5 (−7)