Very low accuracy temperaments: Difference between revisions
Tags: Reverted Visual edit |
Restore quint. It's present in the 7-limit catalog page, so good just for bookkeeping reasons Tag: Undo |
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[[Badness]] (Sintel): 1.16 | [[Badness]] (Sintel): 1.16 | ||
== Quint == | |||
Quint preserves the 5-limit mapping of 5edo, and harmonic 7 is mapped to an independent generator. As harmonic 7 is way more accurately approximated than 5 by 5edo, this temperament provides little improvement to 5edo's 7-limit tuning, so in what way this temperament is useful remains unexplained. It would make much more sense to, for example, preserve the 2.3.7-subgroup structure of 5edo and give prime 5 an independent generator instead, which is exactly what [[blackwood]] does. | |||
[[Subgroup]]: 2.3.5.7 | |||
[[Comma list]]: 16/15, 27/25 | |||
{{Mapping|legend=1| 5 8 12 0 | 0 0 0 1 }} | |||
: Mapping generators: ~6/5, ~7 | |||
[[Optimal tuning]]s: | |||
* [[WE]]: ~6/5 = 236.416, ~7/4 = 1002.701 (~28/27 = 57.038) <!-- Please review, last digit may be wrong --> | |||
: [[error map]]: {{val| -17.921 -10.628 +50.676 -1.966 }} | |||
* [[CWE]]: ~6/5 = 240.000, ~7/4 = 1005.135 (~28/27 = 45.135) | |||
: error map: {{val| 0.000 +18.045 +93.686 +36.309 }} | |||
{{Optimal ET sequence|legend=1| 5, 15ccd }} | |||
[[Badness]] (Sintel): 1.22 | |||
== Geryon == | == Geryon == | ||