Numerical Solution of Pantograph-Type Delay Differential Equations Using Perturbation-Iteration Algorithms

Table 3

Comparison of the solution with other numerical methods for example .

	Walsh series method [26]	DUSF series method [27]	Hermite series method [3]	Taylor series method [4]	Laguerre matrix method [28]
		,
0	1	1	1	1	1	1
0.2	0.665621	0.664677	0.664691	0.664691	0.6646910	0.6646910
0.4	0.432426	0.433540	0.433561	0.433561	0.4335607	0.4335607
0.6	0.275140	0.276460	0.276482	0.276482	0.2764831	0.2764823
0.8	0.170320	0.171464	0.171484	0.171484	0.1714942	0.1714841
1	0.100856	0.102652	0.102670	0.102744	0.1027437	0.1026701