52edo: Difference between revisions

→Music: Add Bryan Deister's ''Waltz in 52edo'' (2025)
→Theory: What to do to get 11/9 to map correctly
 
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Using the sharp fifth rather than the flat fifth (that is, using the 52b val), it contains a version of [[porcupine]] temperament, and combining 30\52 with 31\52 leads to a whole tone of 9\52, or 208 cents, which can be used inconsistently.
Using the sharp fifth rather than the flat fifth (that is, using the 52b val), it contains a version of [[porcupine]] temperament, and combining 30\52 with 31\52 leads to a whole tone of 9\52, or 208 cents, which can be used inconsistently.


The 5\52 interval approximates [[31/29]] well, and when used as a generator produces [[tricesimoprimal miracloid]] temperament. The relationship is also preserved exactly in the period-52 [[french deck]] temperament.
The 11\52 (253.846{{c}}) [[semifourth]] is a very accurate [[22/19]], with an error of only +0.041{{c}} and a closing error of only 9.3%.


The 11\52 (253.846{{c}}) [[semifourth]] is a very accurate [[22/19]], with an error of only +0.041{{c}} and a closing error of only 9.3%.
52edo has an accurate [[11/9]], but unfortunately, in the [[2.3.11 subgroup]], neither the patent val nor the 52b val map it consistently. The 52e val does, but that would be requiring you to give up 26edo's accurate [[11/8]]. Perhaps the best way of getting 11/9 to map correctly would be to use the 2.9.11 subgroup.


=== Odd harmonics ===
=== Odd harmonics ===
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! Degrees
! Degrees
! [[Cents]]s
! [[Cents]]s
! colspan="3" | [[Ups and Downs Notation]]
! colspan="3" | [[Ups and downs notation]]
|-
|-
| 0
| 0
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=== Ups and downs notation ===
=== Ups and downs notation ===
Using [[Helmholtz–Ellis]] accidentals, 52edo can also be notated using [[ups and downs notation]] or Stein–Zimmerman [[24edo#Notation|quarter tone]] accidentals:
Using [[Helmholtz–Ellis]] accidentals, 52edo can also be notated using [[ups and downs notation]] or Stein–Zimmerman [[24edo#Notation|quarter tone]] accidentals:
{{Sharpness-sharp2a}}
{{Ups and downs sharpness}}


{{sharpness-sharp2}}
{{sharpness-sharp2}}
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* [https://www.youtube.com/shorts/lNJCZz7EjL0 ''microtonal improvisation in 52edo''] (2025)
* [https://www.youtube.com/shorts/lNJCZz7EjL0 ''microtonal improvisation in 52edo''] (2025)
* [https://www.youtube.com/watch?v=3uo24YpEN0E ''Waltz in 52edo''] (2025)
* [https://www.youtube.com/watch?v=3uo24YpEN0E ''Waltz in 52edo''] (2025)
* [https://www.youtube.com/shorts/PgSsSM5pJcM ''52edo improv''] (2025)
* [https://www.youtube.com/watch?v=ejpqSEwfSZg ''March in 52edo''] (2025)
* [https://www.youtube.com/shorts/ovA5-YkjxWk ''52edo groove''] (2026)
* [https://www.youtube.com/shorts/YMjz4thpjxQ ''52edo jam''] (2026)


; [[Claudi Meneghin]]
; [[Claudi Meneghin]]