Tetracot: Difference between revisions
added 2.3.5.11 subgroup and commas |
Tetracot is not generated by 3/2. |
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| Line 9: | Line 9: | ||
| Subgroups = 2.3.5, 2.3.5.11, 2.3.5.11.13 | | Subgroups = 2.3.5, 2.3.5.11, 2.3.5.11.13 | ||
| Comma basis = [[20000/19683]] (2.3.5); <br> [[100/99]], [[243/242]] (2.3.5.11) <br>[[100/99]], [[144/143]], [[243/242]] (2.3.5.11.13) | | Comma basis = [[20000/19683]] (2.3.5); <br> [[100/99]], [[243/242]] (2.3.5.11) <br>[[100/99]], [[144/143]], [[243/242]] (2.3.5.11.13) | ||
| Generator = | | Generator = 10/9 | ||
| Mapping = 1; 4 9 10 -2 | | Mapping = 1; 4 9 10 -2 | ||
| Pergen = (P8, P5/4) | | Pergen = (P8, P5/4) | ||