255edo: Difference between revisions
m Text replacement - "Octave-reduced form, reduced to the first half-octave, and minimal form in parentheses if distinct" to "Octave-reduced form, reduced to the first half-octave, and minimal form in parentheses if distinct" |
Update |
||
| Line 3: | Line 3: | ||
== Theory == | == Theory == | ||
The equal temperament [[tempering out|tempers out]] the [[parakleisma]], {{monzo| 8 14 -13 }}, and the [[septendecima]], {{monzo| -52 -17 34 }}, in the 5-limit. In the 7-limit it tempers out | The equal temperament [[tempering out|tempers out]] the [[parakleisma]], {{monzo| 8 14 -13 }}, and the [[septendecima]], {{monzo| -52 -17 34 }}, in the [[5-limit]]. In the [[7-limit]] it tempers out 19683/19600 ([[cataharry comma]]), 16875/16807 ([[canopic comma]]), and 65625/65536 ([[horwell comma]]) so that it [[support]]s the [[mirkat]] temperament, and in fact provides the [[optimal patent val]]. It also gives the optimal patent val for mirkat in the [[11-limit]], tempering out [[540/539]], [[1375/1372]], [[3025/3024]] and [[8019/8000]]. In the [[13-limit]] it tempers out [[847/845]], [[625/624]], [[1575/1573]] and [[1716/1715]]. | ||
=== Prime harmonics === | === Prime harmonics === | ||
| Line 9: | Line 9: | ||
=== Subsets and supersets === | === Subsets and supersets === | ||
Since 255 factors into {{ | Since 255 factors into {{nowrap| 3 × 5 × 17 }}, 255edo has subset edos {{EDOs| 3, 5, 15, 17, 51, and 85 }}. | ||
== Regular temperament properties == | == Regular temperament properties == | ||
| Line 61: | Line 61: | ||
! Associated<br>ratio* | ! Associated<br>ratio* | ||
! Temperaments | ! Temperaments | ||
|- | |- | ||
| 1 | | 1 | ||
| Line 78: | Line 72: | ||
| 315.29 | | 315.29 | ||
| 6/5 | | 6/5 | ||
| [[ | | [[Counterpara]] | ||
|- | |- | ||
| 1 | | 1 | ||
| Line 87: | Line 81: | ||
|- | |- | ||
| 3 | | 3 | ||
| | | 39\255 | ||
| | | 183.53 | ||
| | | 10/9 | ||
| [[Mirkat]] (255f) | |||
|- | |||
| 3 | |||
| 3\255 | |||
| 14.12 | |||
| 126/125 | |||
| [[Mutt]] (7-limit) | | [[Mutt]] (7-limit) | ||
|- | |- | ||
| 5 | | 5 | ||
| | | 2\255 | ||
| | | 9.41 | ||
| | | 176/175 | ||
| [[Hemiquintile]] / hemiquint (255) / hemiquintilis (255f) | | [[Hemiquintile]] / hemiquint (255) / hemiquintilis (255f) | ||
|- | |- | ||
| 5 | | 5 | ||
| | | 4\255 | ||
| | | 18.82 | ||
| | | 81/80 | ||
| [[Quintile]] | | [[Quintile]] | ||
|- | |- | ||
| 17 | | 17 | ||
| | | 7\255 | ||
| | | 32.94 | ||
| | | 1990656/1953125 | ||
| [[Chlorine]] (5-limit) | | [[Chlorine]] (5-limit) | ||
|} | |} | ||
<nowiki/>* | <nowiki/>* In [[normal forms #Minimal-generator form|minimal-generator form]] | ||
[[Category:Mirkat]] | [[Category:Mirkat]] | ||