Tone Clock · Set classes · 5 notes
Two shapes, each the other’s mirror
Interval content
| ic1 | ic2 | ic3 | ic4 | ic5 | ic6 |
|---|---|---|---|---|---|
| 2 | 2 | 2 | 2 | 2 | 0 |
Every set in the class holds two semitones, two whole tones, two minor thirds, two major thirds, two fourths and no tritones.
Common tones
| T0 | T1 | T2 | T3 | T4 | T5 | T6 | T7 | T8 | T9 | T10 | T11 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2 | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 2 | 2 |
Notes a set keeps when transposed by n.
| T0I | T1I | T2I | T3I | T4I | T5I | T6I | T7I | T8I | T9I | T10I | T11I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 0 | 3 | 2 | 3 | 2 | 3 | 4 | 1 | 2 | 2 | 2 |
Notes a set keeps when inverted about n.
Its 24 sets
Set theory treats D# and Eb as one pitch class; the names under each set use one fixed spelling, sharps except Bb.
02347
- 02347C D D# E G
- 13458C# D# E F G#
- 24569D E F F# A
- 3567tD# F F# G Bb
- 4678eE F# G G# B
- 05789F G G# A C
- 1689tF# G# A Bb C#
- 279teG A Bb B D
- 038teG# Bb B C D#
- 0149eA B C C# E
- 0125tBb C C# D F
- 1236eB C# D D# F#
03457
Relations
- Complement
- 7-11 0134568
- Z-partner
- none: no other class has this interval vector
- Symmetry
- none: only T0 maps it onto itself
- Inside it
2 notes: 2-1 ×2 · 2-2 ×2 · 2-3 ×2 · 2-4 ×2 · 2-5 ×2
3 notes: 3-1 · 3-2 · 3-3 ×2 · 3-4 · 3-6 · 3-7 · 3-9 · 3-11 ×2
- Around it
- 6-8 · 6-Z10 · 6-14 · 6-16 · 6-Z36 · 6-Z46 · 6-Z47 · and 61 larger classes