Numerical Solution of Higher Order Boundary Value Problems

Table 5

Comparison of maximum absolute errors for Problem (15).

Present method	Akram and Rehman [9]	Lamnii et al. [14]	Siddiqi and Twizell [6]; 𝑥∈[𝑥4,𝑥𝑘−4]	Siddiqi and Akram [5]
1.89×10^−13	4.90×10^−9	5.01×10^−9	1.20×10^−5	1.02×10^−8