65edo: Difference between revisions
m →Theory: removing the brackets changed the meaning to suggest that 65edo has the primes that 53edo has |
m →Music: fix formatting |
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<references group="note" /> | |||
== Notation == | == Notation == | ||
=== Ups and downs notation === | === Ups and downs notation === | ||
65edo can be notated with ups and downs, spoken as up, dup, trup, dudsharp, downsharp, sharp, upsharp etc. and down, dud, trud, dupflat etc. | |||
{{Sharpness-sharp6a}} | |||
Half-sharps and half-flats can be used to avoid triple arrows: | |||
{{Sharpness-sharp6b}} | |||
[[Alternative symbols for ups and downs notation#Sharp-6| Alternative ups and downs]] have arrows borrowed from extended [[Helmholtz–Ellis notation]]: | |||
{{Sharpness-sharp6}} | {{Sharpness-sharp6}} | ||
If double arrows are not desirable, arrows can be attached to quarter-tone accidentals: | |||
{{Sharpness-sharp6-qt}} | {{Sharpness-sharp6-qt}} | ||
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== Approximation to JI == | == Approximation to JI == | ||
=== Zeta peak index === | === Zeta peak index === | ||
{ | {{ZPI | ||
| | | zpi = 334 | ||
| steps = 65.0158450885860 | |||
| step size = 18.4570391781413 | |||
| tempered height = 7.813349 | |||
| pure height = 7.642373 | |||
| integral = 1.269821 | |||
| gap = 16.514861 | |||
| octave = 1199.70754657919 | |||
| consistent = 6 | |||
| distinct = 6 | |||
}} | |||
| 18.4570391781413 | |||
| 7.813349 | |||
| 1.269821 | |||
| 16.514861 | |||
| | |||
| 6 | |||
| 6 | |||
== Regular temperament properties == | == Regular temperament properties == | ||
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| 498.46 | | 498.46 | ||
| 4/3 | | 4/3 | ||
| [[Helmholtz]] / [[nestoria]] / [[photia]] | | [[Helmholtz (temperament)|Helmholtz]] / [[nestoria]] / [[photia]] | ||
|- | |- | ||
| 1 | | 1 | ||
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[[Lumatone mapping for 65edo]] | [[Lumatone mapping for 65edo]] | ||
== | == Music == | ||
; [[Bryan Deister]] | |||
* [https://www.youtube.com/shorts/W5PXWFduPco ''microtonal improvisation in 65edo''] (2025). | |||
[[Category:Listen]] | [[Category:Listen]] |