Cascade for [2, 2, 4], [2, 2, 2, 2, 2, 2, 2, 2, 2], [2, 2, 3, 9]

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[2, 2, 4], [2, 2, 3, 9], [2, 2, 2, 2, 2, 2, 2, 2, 2] 16/15 10, 60, 10 5, 15, 1 15
\(\downarrow\)
[2, 2, 3], [2, 3, 9], [2, 2, 2, 2, 2, 2, 2, 2, 2] 360/301 7, 43, 10 7, 43, 1 301
\(\downarrow\)
[2, 2, 2], [3, 9], [2, 2, 2, 2, 2, 2, 2, 2, 2] 20/13 4, 26, 10 1, 13, 1 13
\(\downarrow\)
[2, 2], [2, 9], [2, 2, 2, 2, 2, 2, 2, 2, 2] 30/17 3, 17, 10 1, 17, 1 17
\(\downarrow\)
[2, 2], [2, 8], [2, 2, 2, 2, 2, 2, 2, 2] 9/5 3, 15, 9 1, 5, 1 5
\(\downarrow\)
[2, 2], [2, 7], [2, 2, 2, 2, 2, 2, 2] 24/13 3, 13, 8 1, 13, 1 13
\(\downarrow\)
[2, 2], [2, 6], [2, 2, 2, 2, 2, 2] 21/11 3, 11, 7 1, 11, 1 11
\(\downarrow\)
[2, 2], [2, 5], [2, 2, 2, 2, 2] 2 3, 9, 6 1, 3, 1 3
\(\downarrow\)
[2, 2], [2, 4], [2, 2, 2, 2] 15/7 3, 7, 5 1, 7, 1 7
\(\downarrow\)
[2, 2], [2, 3], [2, 2, 2] 12/5 3, 5, 4 1, 5, 1 5
\(\downarrow\)
[2, 2], [2, 2], [2, 2] 3 3, 3, 3 1, 1, 1 1