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