Tetracot family: Difference between revisions
→Weasel: explain extensions; remove non-GPV from optimal ET sequence |
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=== 13-limit === | === 13-limit === | ||
The canonical mapping finds 13/8 at +15 generators rather than using the regular tetracot mapping, in order to find [[15/13]] as being half of [[4/3]]. | |||
Subgroup: 2.3.5.7.11.13 | Subgroup: 2.3.5.7.11.13 | ||
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=== Weasly === | === Weasly === | ||
{{Todo|review|unify precision}} | {{Todo|review|unify precision}} | ||
The alternative extension uses the same mapping of 13 as in tetracot, though many other intervals of 13 take more generators to reach as a result. | |||
Subgroup: 2.3.5.7.11.13 | Subgroup: 2.3.5.7.11.13 | ||
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==== 17-limit ==== | ==== 17-limit ==== | ||
Subgroup: 2.3.5.7.11.13 | Subgroup: 2.3.5.7.11.13.17 | ||
Comma list: 50/49, 85/84, 99/98, 144/143, 243/242 | Comma list: 50/49, 85/84, 99/98, 144/143, 243/242 | ||
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==== 19-limit ==== | ==== 19-limit ==== | ||
Subgroup: 2.3.5.7.11.13 | Subgroup: 2.3.5.7.11.13.17.19 | ||
Comma list: 50/49, 85/84, 99/98, 144/143, 190/189, 243/242 | Comma list: 50/49, 85/84, 99/98, 144/143, 190/189, 243/242 | ||
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* CWE: ~7/5 = 600.000{{c}}, ~10/9 = 175.593{{c}} | * CWE: ~7/5 = 600.000{{c}}, ~10/9 = 175.593{{c}} | ||
{{Optimal ET sequence|legend=0| 14c | {{Optimal ET sequence|legend=0| 14c, 34dh, 48 }} | ||
Badness (Sintel): 1.48 | Badness (Sintel): 1.48 | ||