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Table 1 Maximum absolute error (Problem 1)

From: Solving third-order boundary value problems with quartic splines

Method	Maximum absolute error
Method	N = 4	N = 8	N = 16	N = 32
Equation (7)	.16645713 (−1)	.41207962 (−2)	.10233842 (−2)	.23465362 (−3)
Al-Said (2001)	.10738984 (−1)	.32454655 (−2)	.88991225 (−3)	.23343042 (−3)

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