589edo: Difference between revisions
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{{Infobox ET}} | {{Infobox ET}} | ||
{{ | {{ED intro}} | ||
== Theory == | == Theory == | ||
589edo is [[consistent]] to the [[7-odd-limit]], but [[harmonic]] [[3/1|3]] is about halfway between its steps. As every other step of [[1178edo]], the approximations to lower harmonics are not impressive, making it only suitable for a 2.9.15.21.19 [[subgroup]] interpretation, in which case it is identical to 1178edo. The full 17-limit [[patent val]], however, is plausible since all the harmonics from 3 to 17 are tuned sharp. Using the [[patent val]], the equal temperament [[tempering out|tempers out]] 420175/419904 in the 7-limit; [[3025/3024]], 117649/117612, 422576/421875, 456533/455625, 644204/643125, 766656/765625, [[1953125/1948617]], 3294225/3294172, 4302592/4296875, 55296000/55240493, 85937500/85766121, 107495424/107421875 and 781258401/781250000 in the 11-limit. | |||
=== Odd harmonics === | === Odd harmonics === | ||
{{Harmonics in equal|589}} | {{Harmonics in equal|589}} | ||
=== Subsets and supersets === | === Subsets and supersets === | ||
589 factors into | Since 589 factors into {{factorization|589}}, 589edo contains [[19edo]] and [[31edo]] as subsets. [[1178edo]], which doubles it, gives good corrections to harmonics 3, 5, 7, 11, 13, and 17. | ||
== Regular temperament properties == | == Regular temperament properties == | ||
{| class="wikitable center-4 center-5 center-6" | {| class="wikitable center-4 center-5 center-6" | ||
! rowspan="2" |[[Subgroup]] | |- | ||
! rowspan="2" |[[Comma list | ! rowspan="2" | [[Subgroup]] | ||
! rowspan="2" |[[Mapping]] | ! rowspan="2" | [[Comma list]] | ||
! rowspan="2" |Optimal<br>8ve | ! rowspan="2" | [[Mapping]] | ||
! colspan="2" |Tuning | ! rowspan="2" | Optimal<br>8ve stretch (¢) | ||
! colspan="2" | Tuning error | |||
|- | |- | ||
![[TE error|Absolute]] (¢) | ! [[TE error|Absolute]] (¢) | ||
![[TE simple badness|Relative]] (%) | ! [[TE simple badness|Relative]] (%) | ||
|- | |- | ||
|2.9 | | 2.9 | ||
|{{monzo|-1867 589}} | | {{monzo| -1867 589 }} | ||
|{{ | | {{mapping| 589 1867 }} | ||
| +0.0276 | | +0.0276 | ||
| 0.0276 | | 0.0276 | ||
| 1.35 | | 1.35 | ||
|- | |- | ||
|2.9.5 | | 2.9.5 | ||
|{{monzo|-37 19 -10}}, {{monzo|72 0 -31}} | | {{monzo| -37 19 -10 }}, {{monzo| 72 0 -31 }} | ||
|{{ | | {{mapping| 589 1867 1368 }} | ||
| | | −0.0940 | ||
| 0.1734 | | 0.1734 | ||
| 8.51 | | 8.51 | ||
|} | |} | ||
== Scales == | == Scales == | ||
* [[Kryptonite10]] | * [[Kryptonite10]] | ||
* [[Kryptonite19]] | * [[Kryptonite19]] |