167edo: Difference between revisions
Cleanup |
|||
| Line 1: | Line 1: | ||
{{Infobox ET}} | {{Infobox ET}} | ||
{{EDO intro|167}} | |||
== Theory == | |||
167et [[tempering out|tempers out]] the [[würschmidt comma]], 393216/390625, and the leapday comma, {{monzo| 31 -21 1 }}, in the [[5-limit]]; [[2401/2400]], [[3136/3125]], and 179200/177147 in the [[7-limit]]; [[896/891]], 2200/2187, and 3388/3375 in the [[11-limit]]; [[325/324]], [[352/351]], [[364/363]], [[1001/1000]], and [[1716/1715]] in the [[13-limit]], providing the [[optimal patent val]] for 11- and 13-limit [[Porwell temperaments|polypyth temperament]]; [[256/255]], [[442/441]], [[595/594]], [[715/714]], and [[936/935]] in the [[17-limit]]. It also [[support]]s the 11-limit [[Breedsmic temperaments #Unthirds|unthirds temperament]]. | |||
167edo also has a very close approximation to the [[golden magic]] scale. | 167edo also has a very close approximation to the [[golden magic]] scale. | ||
167edo | === Prime harmonics === | ||
{{Harmonics in equal|167|intervals=prime|columns=12}} | |||
{{Harmonics in equal|167|intervals=prime|columns=12|start=13|title=Approximation of prime harmonics in 167edo (continued)|collapsed=1}} | |||
=== Subsets and supersets === | |||
167edo is the 39th [[prime edo]]. | |||
==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" | [[Subgroup]] | ||
! rowspan="2" |[[Comma list|Comma List]] | ! rowspan="2" | [[Comma list|Comma List]] | ||
! rowspan="2" |[[Mapping]] | ! rowspan="2" | [[Mapping]] | ||
! rowspan="2" |Optimal<br>8ve Stretch (¢) | ! rowspan="2" | Optimal<br>8ve Stretch (¢) | ||
! colspan="2" |Tuning Error | ! colspan="2" | Tuning Error | ||
|- | |- | ||
![[TE error|Absolute]] (¢) | ! [[TE error|Absolute]] (¢) | ||
![[TE simple badness|Relative]] (%) | ! [[TE simple badness|Relative]] (%) | ||
|- | |- | ||
|2.3 | | 2.3 | ||
|{{monzo|265 -167}} | | {{monzo| 265 -167 }} | ||
|{{val|167 265}} | | {{val| 167 265 }} | ||
| -0.7056 | | -0.7056 | ||
| 0.7052 | | 0.7052 | ||
| 9.81 | | 9.81 | ||
|- | |- | ||
|2.3.5 | | 2.3.5 | ||
| | | 393216/390625, {{monzo| 31 -21 1 }} | ||
|{{val|167 265 388}} | | {{val| 167 265 388 }} | ||
| -0.7158 | | -0.7158 | ||
| 0.5759 | | 0.5759 | ||
| 8.01 | | 8.01 | ||
|- | |- | ||
|2.3.5.7 | | 2.3.5.7 | ||
| | | 2401/2400, 3136/3125, 179200/177147 | ||
|{{val|167 265 388 469}} | | {{val| 167 265 388 469 }} | ||
| -0.6467 | | -0.6467 | ||
| 0.5129 | | 0.5129 | ||
| 7.14 | | 7.14 | ||
|- | |- | ||
|2.3.5.7.11 | | 2.3.5.7.11 | ||
|896/891, 2200/2187, | | 896/891, 2200/2187, 2401/2400, 3136/3125 | ||
|{{val|167 265 388 469 578}} | | {{val| 167 265 388 469 578 }} | ||
| -0.6315 | | -0.6315 | ||
| 0.4598 | | 0.4598 | ||
| 6.40 | | 6.40 | ||
|- | |- | ||
|2.3.5.7.11.13 | | 2.3.5.7.11.13 | ||
|325/324, 352/351, | | 325/324, 352/351, 364/363, 1001/1000, 1716/1715 | ||
|{{val|167 265 388 469 578 618}} | | {{val| 167 265 388 469 578 618 }} | ||
| -0.5349 | | -0.5349 | ||
| 0.4721 | | 0.4721 | ||
| 6.57 | | 6.57 | ||
|- | |- | ||
|2.3.5.7.11.13.17 | | 2.3.5.7.11.13.17 | ||
|325/324, 352/351, | | 256/255, 325/324, 352/351, 364/363, 442/441, 1001/1000 | ||
|{{val|167 265 388 469 578 618 683}} | | {{val| 167 265 388 469 578 618 683 }} | ||
| -0.5573 | | -0.5573 | ||
| 0.4405 | | 0.4405 | ||
| 6.13 | | 6.13 | ||
|} | |} | ||