| Singularity types | \(K^2\) | Orders of local fundamental groups |
Local indices | Index |
|---|---|---|---|---|
| [2, 2, 2], [2, 2, 2], [4, 2, 4] | 8/3 | 4, 4, 24 | 1, 1, 3 | 3 |
| \(\downarrow\) | ||||
| [2, 2], [2, 2, 2], [3, 2, 4] | 48/17 | 3, 4, 17 | 1, 1, 17 | 17 |
| \(\downarrow\) | ||||
| [2], [2, 2, 2], [2, 2, 4] | 16/5 | 2, 4, 10 | 1, 1, 5 | 5 |
| \(\downarrow\) | ||||
| [2], [2, 2], [2, 2, 3] | 24/7 | 2, 3, 7 | 1, 1, 7 | 7 |
| \(\downarrow\) | ||||
| [2], [2], [2, 2, 2] | 4 | 2, 2, 4 | 1, 1, 1 | 1 |