17edo: Difference between revisions

Interval table: ratios first; misc. improvements
→Intervals: section title
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! #
! #
! Cents
! Cents
! Approximate Ratios†
! Approximate Ratios*
! colspan="2" | [[Circle-of-fifths notation|Circle-of-fifths Notation]] *
! colspan="2" | [[Circle-of-fifths notation|Circle-of-fifths Notation]]†
! colspan="3" | [[Ups and Downs Notation]]
! colspan="3" | [[Ups and downs notation|Ups and Downs Notation]]
! colspan="2" | [[3L 4s]] Notation
! colspan="2" | [[3L 4s]] Notation
|-
|-
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| D
| D
|}
|}
<nowiki>*</nowiki> Half-sharps and half-flats (denoted "+" and "d", respectively) can be used to alter the note by a single step, since sharps and flats each span two edo steps. Using half-sharps and half-flats may be preferable for compatibility with the ups-and-downs notation in [[34edo]], in which an up or down respectively constitute a quarter-sharp or quarter-flat.


† Ratios based on treating 17edo as a 2.3.7.11.13.23.25 subgroup temperament.  
<nowiki>*</nowiki> Ratios based on treating 17edo as a 2.3.7.11.13.23.25 subgroup temperament.  


† Half-sharps and half-flats (denoted "+" and "d", respectively) can be used to alter the note by a single step, since sharps and flats each span two edosteps. Using half-sharps and half-flats may be preferable for compatibility with the ups-and-downs notation in [[34edo]], in which an up or down respectively constitute a quarter-sharp or quarter-flat.
=== Interval quality and chord names in color notation ===
Combining ups and downs notation with [[color notation]], qualities can be loosely associated with colors:
Combining ups and downs notation with [[color notation]], qualities can be loosely associated with colors:


{| class="wikitable center-all"
{| class="wikitable center-all"
! quality
! Quality
! color
! Color
! monzo format
! Monzo Format
! examples
! Examples
|-
|-
| rowspan="2" | minor
| rowspan="2" | minor
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| 9/7, 12/7
| 9/7, 12/7
|}
|}
=== Chord names ===


All 17edo chords can be named using ups and downs. Here are the zo, ilo and ru triads:
All 17edo chords can be named using ups and downs. Here are the zo, ilo and ru triads:
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{| class="wikitable center-all"
{| class="wikitable center-all"
|-
|-
! [[Kite's color notation|color of the 3rd]]
! [[Kite's color notation|Color of the 3rd]]
! JI chord
! JI Chord
! notes as edosteps
! Notes as Edosteps
! notes of C chord
! Notes of C Chord
! written name
! Written Name
! spoken name
! Spoken Name
|-
|-
| zo
| zo
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0-5-10-15 = C vE G vB = C~7 = C mid-seven
0-5-10-15 = C vE G vB = C~7 = C mid-seven


For a more complete list, see [[Ups and Downs Notation #Chords and Chord Progressions]].
For a more complete list, see [[Ups and downs notation #Chords and Chord Progressions]].


== Notation ==
== Notation ==