No-twos subgroup temperaments: Difference between revisions
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Badness (Dirichlet): 0.841 | Badness (Dirichlet): 0.841 | ||
== Erigone == | == Procyon == | ||
Erigone splits the generator of [[procyon]] into three, allowing for an accurate representation of 11/9 at -19 generators and 13/9 at -13 generators. | This tempers out the [[Don Page comma]] between [[7/5]] and [[9/7]], allowing an accurate representation of the 5:7:9 chord. | ||
[[Subgroup]]: 3.5.7 | |||
[[Comma list]]: 823543/820125 | |||
{{Mapping|legend=2|1 2 2|0 -7 -3}} | |||
: sval mapping generators: ~3, ~17/9 | |||
[[Optimal tuning]] ([[CTE]]): ~3 = 1\1edt, ~49/45 = 145.333 | |||
[[Support]]ing [[ET]]s: b13, b157, b144, b170, b131, b183, b118, b14, b105, b12c, b196, b92, b27, b79 | |||
Badness (Dirichlet): 0.200 | |||
=== Erigone === | |||
Erigone splits the (tritave-augmented) generator of [[No-twos subgroup temperaments#Procyon|procyon]] into three, allowing for an accurate representation of 11/9 at -19 generators and 13/9 at -13 generators. | |||
[[Subgroup]]: 3.5.7.11.13 | [[Subgroup]]: 3.5.7.11.13 | ||