335edo: Difference between revisions
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{{Infobox ET}} | {{Infobox ET}} | ||
{{ | {{ED intro}} | ||
== Theory == | == Theory == | ||
335edo only is [[consistent]] to the [[5-odd-limit]]. | 335edo only is [[consistent]] to the [[5-odd-limit]]. As an equal temperament, it [[tempering out|tempers out]] {{monzo| 8 14 -13 }} ([[parakleisma]]) and {{monzo| 39 -29 3 }} ([[alphatricot comma]]), and is a quite efficient [[5-limit]] system. | ||
The 335d [[val]] ({{val| 335 531 778 '''941''' 1159 1240 }}), which scores the best, tempers out [[6144/6125]], [[16875/16807]] and [[14348907/14336000]] in the 7-limit; [[540/539]], 1375/1372, [[3025/3024]], [[5632/5625]] in the 11-limit; and [[729/728]], [[2080/2079]], [[2200/2197]], and [[6656/6655]] in the 13-limit. It [[support]]s [[grendel]]. | The 335d [[val]] ({{val| 335 531 778 '''941''' 1159 1240 }}), which scores the best, tempers out [[6144/6125]], [[16875/16807]] and [[14348907/14336000]] in the [[7-limit]]; [[540/539]], [[1375/1372]], [[3025/3024]], [[5632/5625]] in the [[11-limit]]; and [[729/728]], [[2080/2079]], [[2200/2197]], and [[6656/6655]] in the [[13-limit]]. It [[support]]s [[grendel]]. | ||
The [[patent val]] {{val| 335 531 778 940 }} tempers out the [[3136/3125]] and [[4375/4374]] and in the 7-limit, supporting septimal [[parakleismic]]. This extension tempers out [[441/440]], 5632/5625, and [[19712/19683]] in the 11-limit. The 13-limit version of this, {{val| 335 531 778 940 1159 1240 }}, tempers out [[847/845]], [[1001/1000]], [[1575/1573]], 2200/2197, [[4096/4095]], [[6656/6655]], and [[10648/10647]]. Another 13-limit extension is {{val| 335 531 778 940 1159 '''1239''' }} (335f), where it adds [[364/363]] and 2080/2079 to the comma list. | The [[patent val]] {{val| 335 531 778 940 }} tempers out the [[3136/3125]] and [[4375/4374]] and in the 7-limit, supporting septimal [[parakleismic]]. This extension tempers out [[441/440]], 5632/5625, and [[19712/19683]] in the 11-limit. The 13-limit version of this, {{val| 335 531 778 940 1159 1240 }}, tempers out [[847/845]], [[1001/1000]], [[1575/1573]], 2200/2197, [[4096/4095]], [[6656/6655]], and [[10648/10647]]. Another 13-limit extension is {{val| 335 531 778 940 1159 '''1239''' }} (335f), where it adds [[364/363]] and 2080/2079 to the comma list. | ||
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=== Subsets and supersets === | === Subsets and supersets === | ||
Since 335 factors into 5 × 67, 335edo has [[5edo]] and [[67edo]] as its subsets. [[670edo]], which doubles it, gives a good correction to the harmonic 7. | Since 335 factors into primes as {{nowrap| 5 × 67 }}, 335edo has [[5edo]] and [[67edo]] as its subsets. [[670edo]], which doubles it, gives a good correction to the harmonic 7. | ||
== Regular temperament properties == | == Regular temperament properties == | ||
{ | {| class="wikitable center-4 center-5 center-6" | ||
|- | |||
! rowspan="2" | [[Subgroup]] | |||
! rowspan="2" | [[Comma list]] | |||
! rowspan="2" | [[Mapping]] | |||
! rowspan="2" | Optimal<br>8ve stretch (¢) | |||
! colspan="2" | Tuning error | |||
|- | |||
! [[TE error|Absolute]] (¢) | |||
! [[TE simple badness|Relative]] (%) | |||
|- | |- | ||
| 2.3 | | 2.3 | ||
| {{ | | {{Monzo| 531 -335 }} | ||
| {{ | | {{Mapping| 335 531 }} | ||
| | | −0.0424 | ||
| 0.0424 | | 0.0424 | ||
| 1.18 | | 1.18 | ||
|- | |- | ||
| 2.3.5 | | 2.3.5 | ||
| {{ | | {{Monzo| 8 14 -13 }}, {{monzo| 47 -15 -10 }} | ||
| {{ | | {{Mapping| 335 531 778 }} | ||
| | | −0.1075 | ||
| 0.0984 | | 0.0984 | ||
| 2.75 | | 2.75 | ||
|} | |||
=== Rank-2 temperaments === | === Rank-2 temperaments === | ||
{ | {| class="wikitable center-all left-5" | ||
|+ style="font-size: 105%;" | Table of rank-2 temperaments by generator | |||
|- | |||
! Periods<br>per 8ve | |||
! Generator* | |||
! Cents* | |||
! Associated<br>ratio* | |||
! Temperaments | |||
|- | |- | ||
| 1 | | 1 | ||
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| 565.97 | | 565.97 | ||
| 81920/59049 | | 81920/59049 | ||
| [[ | | [[Alphatrident]] (335d)<br>[[Alphatrillium]] / pseudotrillium (335) | ||
|- | |- | ||
| 5 | | 5 | ||
| 103\335<br | | 103\335<br>(31\335) | ||
| 368.96<br | | 368.96<br>(111.04) | ||
| 99/80<br | | 99/80<br>(16/15) | ||
| [[Quintosec]] | | [[Quintosec]] | ||
|} | |||
<nowiki/>* [[Normal lists|Octave-reduced form]], reduced to the first half-octave, and [[normal lists|minimal form]] in parentheses if distinct |