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gIGA convergence results for the biharmonic equation on the disk of layout Fig. 4b.
| The biharmonic equation | ||||||
|---|---|---|---|---|---|---|
| ℓ | ‖u − uh‖L2 | e.r.c. L2 | ‖u − uh‖L∞ | e.r.c. L∞ | ‖u − uh‖H1 | e.r.c. H1 |
| 1 | 9.3e-2 | – | 9.1e-2 | – | 2.8e-1 | – |
| 2 | 3.6e-2 | 2.6 | 4.9e-2 | 1.8 | 1.1e-1 | 2.6 |
| 3 | 9.4e-3 | 3.8 | 1.3e-2 | 3.8 | 2.9e-2 | 3.9 |
| 4 | 2.5e-3 | 3.8 | 3.4e-3 | 3.8 | 7.5e-3 | 3.8 |
| 5 | 6.7e-3 | 3.8 | 9.0e-4 | 3.8 | 1.9e-3 | 3.8 |
