Table 3: The computational results of for Example 4.3.

Tau method Present method Exact
,

0.0 1.00000000001.0000000000 1.0000000000
0.2 1.22140275131.2214027582 1.2214027582
0.4 1.49182467821.4918246976 1.4918246976
0.6 1.82211877431.8221188004 1.8221188004
0.8 2.22554091192.2255409285 2.2255409285
1.0 2.71828182852.7182818284 2.7182818284