94edo: Difference between revisions
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Dave Keenan (talk | contribs) →Sagittal: Swapped order of sagittal and conventional to agree with staff notation, consistent with similar tables for other EDOs. |
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== Theory == | == Theory == | ||
94edo is a remarkable | 94edo is a remarkable well-rounded tuning system, good from low [[prime limit]] to very high prime limit situations. It is the first edo to be [[consistent]] through the [[23-odd-limit]], and no other edo is so consistent until [[282edo|282]] and [[311edo|311]] make their appearance. | ||
Its step size is close to that of [[144/143]], which is consistently represented in this tuning system. | Its step size is close to that of [[144/143]], which is consistently represented in this tuning system. | ||
=== As a tuning of other temperaments === | === As a tuning of other temperaments === | ||
94edo | 94edo is the sum of [[41edo]] and [[53edo]], both of which are not only known for their approximation of [[Pythagorean tuning]], but also support a variety of [[Schismatic family|schismatic temperaments]], like [[Schismatic family#Cassandra|cassandra]] (which is itself a variety of [[Schismatic family#Garibaldi|garibaldi]]), tempering out [[32805/32768]], [[225/224]], and [[385/384]], and tempering together the [[81/80|syntonic]], [[Septimal comma|septimal]], and [[pythagorean comma]] into the same interval. | ||
The list of 23-limit commas it tempers out is huge, and in lower prime limits, it also tempers out [[3125/3087]], [[4000/3969]], [[5120/5103]] and [[540/539]]. It provides the [[optimal patent val]] for gassormic, the rank-5 temperament tempering out [[275/273]] (despite one edostep being very close in size to this comma), and for a number of other temperaments, such as [[isis]]. | 94edo's fifth is the [[mediant]] of these two edos' fifths; it is ever so slightly sharp of just and only a hair less accurate than 53edo's fifth, but more accurate than 41edo's, and acts as a generator for a highly optimized and high-prime-limit form of cassandra. Few, if any, edos that support schismatic by [[Val|patent val]] have at least as high of a consistency limit as 94edo while also having a fifth that can stack to reach any interval in it. Other non-garibaldi schismatic notable edos in the patent val are [[118edo|118]], [[159edo|159]], [[171edo|171]], [[224edo|224]], and [[460edo|460]]. | ||
The list of 23-limit commas it tempers out is huge (see below), and in lower prime limits, it also tempers out [[3125/3087]], [[4000/3969]], [[5120/5103]] and [[540/539]]. It provides the [[optimal patent val]] for gassormic, the rank-5 temperament tempering out [[275/273]] (despite one edostep being very close in size to this comma), and for a number of other temperaments, such as [[isis]]. | |||
94edo is an excellent edo for [[Carlos Beta]] scale, since the difference between 1 step of Carlos Beta and 5 steps of 94edo is only 0.00314534 cents. | 94edo is an excellent edo for [[Carlos Beta]] scale, since the difference between 1 step of Carlos Beta and 5 steps of 94edo is only 0.00314534 cents. | ||
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! 13-limit | ! 13-limit | ||
! 23-limit | ! 23-limit | ||
![[Ups and downs notation|Ups and downs]] | ! [[Ups and downs notation|Ups and downs]] | ||
! Short-form [[SKULO interval names#WOFED interval names|WOFED]] | ! Short-form [[SKULO interval names#WOFED interval names|WOFED]] | ||
! Long-form WOFED | ! Long-form WOFED | ||
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=== Sagittal === | === Sagittal === | ||
94edo can be notated in [[Sagittal notation|Sagittal]] using the [[Sagittal_notation# | 94edo can be notated in [[Sagittal notation|Sagittal]] using the [[Sagittal_notation#Athenian|Athenian set]], with the apotome equal to 9 edosteps and the limma to 7 edosteps. | ||
{| class="wikitable" style="text-align: center;" | {| class="wikitable" style="text-align: center;" | ||
! colspan="2" |Steps | ! colspan="2" |Steps | ||
| Line 929: | Line 931: | ||
| rowspan="2" |<big>{{sagittal|(|(}}</big> | | rowspan="2" |<big>{{sagittal|(|(}}</big> | ||
| rowspan="2" |<big>{{sagittal|/|\}}</big> | | rowspan="2" |<big>{{sagittal|/|\}}</big> | ||
|< | | rowspan="2" |<big>{{sagittal|(|)}}</big> | ||
| | |{{sagittal|(!(}}{{sagittal|#}} | ||
| | |{{sagittal|\!}}{{sagittal|#}} | ||
| | |{{sagittal|~!(}}{{sagittal|#}} | ||
| | |{{sagittal|#}} | ||
|- | |- | ||
!Revo | !Revo | ||
|<big>{{sagittal|~||(}}</big> | |<big>{{sagittal|~||(}}</big> | ||
|<big>{{sagittal|||\}}</big> | |<big>{{sagittal|||\}}</big> | ||
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| [[Kleischismic]] | | [[Kleischismic]] | ||
|} | |} | ||
<nowiki/>* [[Normal forms|Octave-reduced form]], reduced to the first half-octave, and [[normal | <nowiki/>* [[Normal forms #Equave-reduced-generator form|Octave-reduced form]], reduced to the first half-octave, and [[normal forms #Minimal-generator form|minimal form]] in parentheses if distinct | ||
Temperaments to which 94et can be detempered: | Temperaments to which 94et can be detempered: | ||
* [[Satin]] ({{nowrap|94 & 217}}) | * [[Satin]] ({{nowrap| 94 & 217 }}) | ||
* [[Gariwizmic]] (94 & 176) | * [[Gariwizmic]] ({{nowrap| 94 & 176 }}) | ||
* {{nowrap|94 & 422}} | * {{nowrap| 94 & 422 }} | ||
=== Commas === | === Commas === | ||
94et [[ | 94et [[tempering out|tempers out]] the following [[comma]]s using its 23-limit patent [[val]], {{val| 94 149 218 264 325 348 384 399 425 }}. | ||
{| class="commatable wikitable center-1 center-2 right-3 center-6" | {| class="commatable wikitable center-1 center-2 right-3 center-6" | ||
! [[Harmonic limit|Prime<br> | ! [[Harmonic limit|Prime<br>limit]] | ||
! [[Ratio]]<ref>Ratios with more than 8 digits are presented by placeholders with informative hints</ref> | ! [[Ratio]]<ref>Ratios with more than 8 digits are presented by placeholders with informative hints</ref> | ||
! [[Cents]] | ! [[Cents]] | ||
| Line 1,132: | Line 1,134: | ||
| <abbr title="36893488147419103232/36472996377170786403">(90 digits)</abbr> | | <abbr title="36893488147419103232/36472996377170786403">(90 digits)</abbr> | ||
| 16.22 | | 16.22 | ||
| {{ | | {{Monzo| 149 -94 }} | ||
| Wa-94 | | Wa-94 | ||
| 94-edo | | 94-edo | ||
| Line 1,208: | Line 1,210: | ||
| 1urry | | 1urry | ||
| Swetisma | | Swetisma | ||
|- | |- | ||
| 11 | | 11 | ||
| Line 1,296: | Line 1,290: | ||
| s3urg | | s3urg | ||
| Minisma | | Minisma | ||
|- | |||
| 13 | |||
| [[4225/4224]] | |||
| 0.41 | |||
| {{Monzo| -7 -1 2 0 -1 2 }} | |||
| Thotholuyoyo | |||
| 3oo1uyy | |||
| Leprechaun comma | |||
|- | |- | ||
| 17 | | 17 | ||
| Line 1,336: | Line 1,338: | ||
| s19og | | s19og | ||
| Eratosthenes' comma | | Eratosthenes' comma | ||
|- | |||
| 19 | |||
| [[11859211/11859210|(16 digits)]] | |||
| 0.00 | |||
| {{Monzo| -1 -4 -1 1 -4 1 0 4 }} | |||
| <small>Quadno-athoquadlu-azogu</small> | |||
| <small>9o<sup>4</sup>3o1u<sup>4</sup>zg</small> | |||
| Tredekisma | |||
|- | |||
| 23 | |||
| [[300/299]] | |||
| 5.78 | |||
| {{Monzo| 2 1 2 0 0 -1 0 0 -1 }} | |||
| Twethuthuyoyo | |||
| 23u3uyy | |||
| Major naiadvicema | |||
|- | |||
| 23 | |||
| [[323/322]] | |||
| 5.37 | |||
| {{Monzo| -1 0 0 -1 0 0 1 1 -1 }} | |||
| Twethunosoru | |||
| 23u19o17or | |||
| Major semivicema | |||
|- | |||
| 23 | |||
| [[391/390]] | |||
| 4.43 | |||
| {{Monzo| -1 -1 -1 0 0 -1 1 0 1 }} | |||
| Twethosothugu | |||
| 23o17o3ug | |||
| Minor naiadvicema | |||
|- | |||
| 23 | |||
| [[460/459]] | |||
| 3.77 | |||
| {{Monzo| 2 -3 1 0 0 0 -1 0 1 }} | |||
| Twethosuyo | |||
| 23o17uy | |||
| Scanisma, vicewolf comma | |||
|- | |||
| 23 | |||
| [[484/483]] | |||
| 3.58 | |||
| {{Monzo| 2 -1 0 -1 2 0 0 0 -1 }} | |||
| Twethuloloru | |||
| 23u1oor | |||
| Pittsburghisma | |||
|} | |} | ||