Research Article

Approximate Analytical Solution to Nonlinear Delay Differential Equations by Using Sumudu Iterative Method

Table 3

Eight-term approximate solution by SIM and comparison with the exact solution of Example 1 for different values of time variable and the absolute error .

ExactSIM ()Error of SIM

0.010.00999983333416666468254243826910.00999983333416667063508471526821
0.020.019998666693333079366490294692970.01999866669333384125773813756605
0.030.029995500202495660768526341926260.02999550020250867810614554185268
0.040.039989334186634159452546811715910.03998933418673167634294383001184
0.050.049979169270678328794865000845490.04997916927114330700566527734285
0.060.059964006479444599199091137856980.05996400648111061892356958248079
0.070.069942847337532763976547306807890.06994284734243374056587452844627
0.080.07991469396917268730687634731450.07991469398165219212721967955811
0.090.089878549198011049691253982607140.08987854922647087812490750521404
0.10.099833416646828152306814198410620.09983341670632556940300754956858