Research Article
Approximate Solution of a Class of Highly Oscillatory Integral Equations Using an Exponential Fitting Collocation Method
Table 4
Orders of convergence for Example
2.
| | Method | | | | | | | |
| | 50 | Classical | — | 3.07 | 3.82 | 3.96 | 3.99 | 4.00 | 3.99 | | EF | — | 3.43 | 3.84 | 3.96 | 4.00 | 4.01 | 4.05 |
| | 100 | Classical | — | 3.97 | 3.06 | 3.82 | 3.95 | 3.99 | 4.00 | | EF | — | 6.79 | 3.63 | 3.84 | 3.97 | 3.99 | 4.01 |
| | 200 | Classical | — | 2.31 | 2.87 | 3.73 | 6.69 | 3.96 | 3.99 | | EF | — | 2.87 | 3.73 | 3.05 | 6.68 | 3.96 | 3.99 |
| | 400 | Classical | — | 2.31 | 2.87 | 3.73 | 5.94 | 3.81 | 3.95 | | EF | — | 2.18 | 2.45 | 4.62 | 6.17 | 3.83 | 3.96 |
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