Research Article
Solution of Singularly Perturbed Differential-Difference Equations with Mixed Shifts Using Galerkin Method with Exponential Fitting
Table 1
The maximum absolute errors in solution of Example
1.
| ε↓ | | | | | | |
| Present method , | | 0.03707062 | 0.01012487 | 0.00237565 | 0.0005848 | 0.00014565 | 3.6379e − 005 | | 0.06876102 | 0.04407092 | 0.02342131 | 0.00865832 | 0.002129327 | 0.00050922 | | 0.08556830 | 0.05231609 | 0.02808039 | 0.01392938 | 0.00720360 | 0.00356728 | | 0.08740211 | 0.05431975 | 0.03006119 | 0.01590962 | 0.00810919 | 0.00401592 | | 0.08758721 | 0.05452232 | 0.03026147 | 0.01610995 | 0.00830856 | 0.00421487 | | 0.08760574 | 0.05454260 | 0.03028152 | 0.01613000 | 0.00832852 | 0.00423478 |
| Results in Kadalbajoo and Sharma [10] | | 0.12011566 | 0.07181396 | 0.04482982 | 0.02694612 | 0.01516093 | 0.00775036 | | 0.18727108 | 0.10697821 | 0.05904116 | 0.30796891 | 0.01567964 | 0.00799076 | | 0.20429729 | 0.11915028 | 0.06879232 | 0.03655236 | 0.01893849 | 0.00963304 | | 0.20614146 | 0.12048418 | 0.06989944 | 0.03721375 | 0.01932774 | 0.00984236 | | 0.20632746 | 0.12061888 | 0.07001167 | 0.03728089 | 0.01936732 | 0.00986365 | | 0.20634608 | 0.12063236 | 0.07002291 | 0.03728761 | 0.01937129 | 0.00986578 |
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