Differential Transform Algorithm for Functional Differential Equations with Time-Dependent Delays

Table 1

Example 1, error analysis of u in .

	Exact solution	DT 5	DT 10	DT 25	Matlab DDENSD
t
1	2.7183	0	0	0	0
1.4296	4.1769	0.0000	6.4890E − 12	8.8818E − 16	1.6976E − 5
1.8591	6.4182	0.0017	1.0381E − 8	8.8818E − 16	3.6095E − 5
2.2887	9.8622	0.0211	1.2409E − 6	3.5527E − 15	9.3438E − 5
	15.1543	0.1273	3.0578E − 5	1.2861E − 12	1.4012E − 4