Research Article
A Numerical Method for Solving Elliptic Interface Problems Using Petrov-Galerkin Formulation with Adaptive Refinement
Table 4
Numerical results of Example
5 with different mesh.
| | Mesh | | | CPU Time | Order |
| | Uniform Mesh | 1105 | 6.65e-3 | 2.6s | 1.58 | | 8065 | 1.59e-3 | 18.5s | | 28561 | 5.61e-4 | 86.5s | | 99905 | 1.88e-4 | 561.3s | | 400513 | 6.59e-5 | 6448.1s |
| | Adaptive Mesh | 567 | 6.13e-3 | 3.6s | 1.62 | | 2385 | 1.56e-3 | 14.3s | | 9711 | 5.39e-4 | 66.2s | | 39038 | 1.82e-4 | 346.6s | | 155869 | 6.17e-5 | 3329.8s |
| | Adaptive Interface Mesh | 874 | 5.76e-3 | 5.8s | 1.86 | | 3037 | 1.42e-3 | 18.4s | | 11035 | 4.63e-4 | 72.0s | | 41714 | 1.35e-4 | 390.1s | | 161208 | 4.25e-5 | 3343.4s |
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