The Combined RKM and ADM for Solving Nonlinear Weakly Singular Volterra Integrodifferential Equations

Table 1

Comparison of the errors of 𝑢(𝑥) and 𝑈₁(𝑥).

Node	Exact solution	Approximate solution	Relative error
1/100	−0.00980296	−0.00980291	−5.55234𝐸−06
11/100	−0.0970493	−0.0970705	−2.18212𝐸−04
21/100	−0.16469	−0.164731	−2.50108𝐸−04
31/100	−0.212724	−0.212782	−2.70663𝐸−04
41/100	−0.241153	−0.241219	−2.72492𝐸−04
51/100	−0.249975	−0.250037	−2.44481𝐸−04
61/100	−0.239192	−0.239236	−1.84461𝐸−04
71/100	−0.208803	−0.208825	−1.04903𝐸−04
81/100	−0.158808	−0.158813	−2.96234𝐸−05
91/100	−0.0892069	−0.0892053	−1.80668𝐸−05