Research Article
A Type of Multigrid Method Based on the Fixed-Shift Inverse Iteration for the Steklov Eigenvalue Problem
Table 3
The 1st and 5th eigenvalues of Example
3 obtained by two algorithms with
.
| | | | | | | | |
| 1 | 5 | 9391 | 0.23957586 | 0.66 | 9391 | 0.23957586 | 0.75 | 1 | 10 | 42645 | 0.23957397 | 2.45 | 42645 | 0.23957397 | 2.56 | 1 | 15 | 189550 | 0.23957352 | 12.52 | 189550 | 0.23957352 | 12.72 | 1 | 19 | 634556 | 0.23957342 | 48.00 | 634556 | 0.23957342 | 47.09 | 1 | 20 | 860490 | 0.23957341 | 66.32 | 860490 | 0.23957341 | 65.38 | 1 | 21 | 1131274 | 0.23957340 | 91.04 | 1131274 | 0.23957340 | 90.05 | 5 | 5 | 9842 | 1.41254843 | 0.70 | 9842 | 1.41254843 | 0.74 | 5 | 12 | 77005 | 1.41241115 | 4.53 | 77005 | 1.41241115 | 4.68 | 5 | 18 | 453543 | 1.41238410 | 31.53 | 453543 | 1.41238410 | 31.74 | 5 | 21 | 1092642 | 1.41238245 | 82.23 | 1092642 | 1.41238245 | 82.74 | 5 | 22 | 1497488 | 1.41238165 | 112.92 | 1497488 | 1.41238165 | 113.82 | 5 | 23 | 1993327 | 1.41238104 | 155.36 | 1993327 | 1.41238104 | 156.14 |
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