634edo: Difference between revisions

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== Regular temperament properties ==
== Regular temperament properties ==
{| class="wikitable center-4 center-5 center-6"
{{comma basis begin}}
! rowspan="2" | [[Subgroup]]
! rowspan="2" | [[Comma list|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| 1005 -634 }}
| {{monzo| 1005 -634 }}
| {{mapping| 634 1005 }}
| {{mapping| 634 1005 }}
| -0.0799
| &minus;0.0799
| 0.0799
| 0.0799
| 4.22
| 4.22
Line 32: Line 24:
| {{monzo| -53 10 16 }}, {{monzo| 33 -34 9 }}
| {{monzo| -53 10 16 }}, {{monzo| 33 -34 9 }}
| {{mapping| 634 1005 1472 }}
| {{mapping| 634 1005 1472 }}
| -0.0254
| &minus;0.0254
| 0.1009
| 0.1009
| 5.33
| 5.33
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| 420175/419904, 703125/702464, 33554432/33480783
| 420175/419904, 703125/702464, 33554432/33480783
| {{mapping| 634 1005 1472 1780 }}
| {{mapping| 634 1005 1472 1780 }}
| -0.0422
| &minus;0.0422
| 0.0921
| 0.0921
| 4.86
| 4.86
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| 9801/9800, 19712/19683, 41503/41472, 703125/702464
| 9801/9800, 19712/19683, 41503/41472, 703125/702464
| {{mapping| 634 1005 1472 1780 2193 }}
| {{mapping| 634 1005 1472 1780 2193 }}
| -0.0031
| &minus;0.0031
| 0.1135
| 0.1135
| 6.00
| 6.00
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=== Rank-2 temperaments ===
=== Rank-2 temperaments ===
{| class="wikitable center-all left-5"
{{rank-2 begin}}
|+Table of rank-2 temperaments by generator
! Periods<br>per 8ve
! Generator*
! Cents*
! Associated<br>Ratio*
! Temperaments
|-
|-
| 1
| 1
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| 1125/1024
| 1125/1024
| [[Kwazy]]
| [[Kwazy]]
|}
{{rank-2 end}}
<nowiki>*</nowiki> [[Normal lists|octave-reduced form]], reduced to the first half-octave, and [[Normal lists|minimal form]] in parentheses if it is distinct
{{orf}}

Revision as of 02:59, 16 November 2024

← 633edo 634edo 635edo →
Prime factorization 2 × 317
Step size 1.89274 ¢ 
Fifth 371\634 (702.208 ¢)
Semitones (A1:m2) 61:47 (115.5 ¢ : 88.96 ¢)
Consistency limit 9
Distinct consistency limit 9

Template:EDO intro

Theory

634edo is a good 13-limit and no-17 higher-limit system. The equal temperament tempers out [-53 10 16 (kwazy comma) and [33 -34 9 (countritonic comma) in the 5-limit; 420175/419904 (wizma), 703125/702464 (meter), and 33554432/33480783 (garischisma) in the 7-limit; 9801/9800, 19712/19683, 41503/41472 in the 11-limit; 1716/1715, 2080/2079, 4096/4095, 4225/4224, 14641/14625, and 31250/31213 in the 13-limit.

Prime harmonics

Approximation of prime harmonics in 634edo
Harmonic 2 3 5 7 11 13 17 19 23 29 31
Error Absolute (¢) +0.000 +0.253 -0.194 +0.259 -0.529 -0.149 -0.854 -0.352 +0.117 +0.076 +0.075
Relative (%) +0.0 +13.4 -10.2 +13.7 -28.0 -7.9 -45.1 -18.6 +6.2 +4.0 +4.0
Steps
(reduced)
634
(0)
1005
(371)
1472
(204)
1780
(512)
2193
(291)
2346
(444)
2591
(55)
2693
(157)
2868
(332)
3080
(544)
3141
(605)

Subsets and supersets

Since 634 factors into 2 × 317, 634edo has 2edo and 317edo as its subsets.

Regular temperament properties

Template:Comma basis begin |- | 2.3 | [1005 -634 | [634 1005]] | −0.0799 | 0.0799 | 4.22 |- | 2.3.5 | [-53 10 16, [33 -34 9 | [634 1005 1472]] | −0.0254 | 0.1009 | 5.33 |- | 2.3.5.7 | 420175/419904, 703125/702464, 33554432/33480783 | [634 1005 1472 1780]] | −0.0422 | 0.0921 | 4.86 |- | 2.3.5.7.11 | 9801/9800, 19712/19683, 41503/41472, 703125/702464 | [634 1005 1472 1780 2193]] | −0.0031 | 0.1135 | 6.00 |- | 2.3.5.7.11.13 | 1716/1715, 2080/2079, 4096/4095, 14641/14625, 31250/31213 | [634 1005 1472 1780 2193 2346]] | +0.0041 | 0.1048 | 5.54 |}

Rank-2 temperaments

Template:Rank-2 begin |- | 1 | 241\634 | 456.15 | 125/96 | Qak |- | 1 | 263\634 | 497.79 | 4/3 | Gary |- | 1 | 311\634 | 588.64 | [-14 15 -4 | Countritonic (5-limit) |- | 2 | 86\634 | 162.78 | 1125/1024 | Kwazy Template:Rank-2 end Template:Orf