Research Article
Null Field and Interior Field Methods for Laplace’s Equation in Actually Punctured Disks
Table 7
The errors and condition numbers by the BIE, where
and
.
| | | | | Cond | Cond_eff |
| | 1 | ( ) | 8.94 (−9) | 8.87 (−9) | 1.38 (2) | 2.66 (1) |
| | 0.5 | ( ) | 4.90 (−11) | 4.70 (−11) | 2.67 (2) | 6.41 (1) | | 0.1 | ( ) | 7.27 (−12) | 7.00 (−12) | 7.36 (2) | 8.71 (1) | | ( ) | 3.69 (−12) | 3.63 (−12) | 5.20 (3) | 1.12 (2) | | ( ) | 2.58 (−12) | 2.53 (−12) | 3.88 (4) | 1.22 (2) | | ( ) | 1.98 (−12) | 1.94 (−12) | 3.88 (5) | 1.59 (2) |
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