Septiennealimmal clan: Difference between revisions

- undecipherable nonsense
Move septiennealic to the bottom as it skips two primes
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[[Badness]] (Sintel): 0.191
[[Badness]] (Sintel): 0.191
=== Septiennealic ===
Septiennealic finds a somewhat high-damage but very simple and intuitive mapping of prime 13 by fixing 13/12~14/13 at 1\9.
A notable tuning of septiennealic not appearing in the optimal ET sequence is [[63edo]]. If we include a somewhat more complex mapping for 11 via {{nowrap| 36e & 63 }}, it will become the optimal patent val and largest in the sequence.
Subgroup: 2.3.7.13
Comma list: 169/168, 31213/31104
Subgroup-val mapping: {{mapping| 9 0 11 19 | 0 1 1 1 }}
Optimal tunings:
* WE: ~13/12 = 133.3847{{c}}, ~3/2 = 701.9342{{c}}
* CWE: ~13/12 = 133.3333{{c}}, ~3/2 = 702.0763{{c}}
{{Optimal ET sequence|legend=0| 27, 36, 99, 135f, 171f }}
Badness (Sintel): 0.540


=== Ennea ===
=== Ennea ===
{{See also| No-fives subgroup temperaments }}
Subgroup: 2.3.7.11
Subgroup: 2.3.7.11


Line 804: Line 783:


Badness (Sintel): 1.49
Badness (Sintel): 1.49
== Other subgroup extensions ==
=== Septiennealic (2.3.7.13) ===
Septiennealic finds a somewhat high-damage but very simple and intuitive mapping of prime 13 by fixing 13/12~14/13 at 1\9.
A notable tuning of septiennealic not appearing in the optimal ET sequence is [[63edo]]. If we include a somewhat more complex mapping for 11 via {{nowrap| 36e & 63 }}, it will become the optimal patent val and largest in the sequence.
Subgroup: 2.3.7.13
Comma list: 169/168, 31213/31104
Subgroup-val mapping: {{mapping| 9 0 11 19 | 0 1 1 1 }}
Optimal tunings:
* WE: ~13/12 = 133.3847{{c}}, ~3/2 = 701.9342{{c}}
* CWE: ~13/12 = 133.3333{{c}}, ~3/2 = 702.0763{{c}}
{{Optimal ET sequence|legend=0| 27, 36, 99, 135f, 171f }}
Badness (Sintel): 0.540


[[Category:Septiennealimmal clan| ]] <!-- main article -->
[[Category:Septiennealimmal clan| ]] <!-- main article -->
[[Category:Temperament clans]]
[[Category:Temperament clans]]