No-threes subgroup temperaments: Difference between revisions

ArrowHead294 (talk | contribs)
Lériendil (talk | contribs)
added septimal onzonic from the jacobins
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== Higher 2.5 temperaments ==
== Higher 2.5 temperaments ==
=== Pure onzonic ===
Named for the French word for eleven, ''onze'', since the generator is 11/8. Initially defined for 2.5.11.13, but it can be extended.
Pure onzonic is the temperament that was initially referred to as "jacobin" before it was pointed out that the same name would be reserved for the rank-5 temperamnet tempering out 6656/6655 alone (see above). 
[[Subgroup]]: 2.5.11.13
[[Comma list]]: 6656/6655, {{monzo| -119 -46 15 47 }}
[[Sval]] [[mapping]]: [{{val| 1 74 3 74 }}, {{val| 0 -156 1 -153 }}]
[[Optimal tuning]] ([[CTE]]): ~11/8 = 551.370
{{Optimal ET sequence|legend=1| 37, 1789 }}
==== Septimal onzonic ====
Septimal onzonic in between the 2.5.11.13 subgroup adds the mapping for 7.
Subgroup: 2.5.7.11.13
Comma list: 6656/6655, 200126927/200000000, 41322093568/41259765625
Sval mapping: [{{val| 1 74 114 3 74 }}, {{val| 0 -156 -242 1 -153 }}]
Optimal tuning (CTE): ~11/8 = 551.369
{{Optimal ET sequence|legend=1| 37, 1789 }}


=== Pure onzonic ===
=== Pure onzonic ===