Tone Clock · Set classes · 6 notes
Two shapes, each the other’s mirror
Interval content
| ic1 | ic2 | ic3 | ic4 | ic5 | ic6 |
|---|---|---|---|---|---|
| 1 | 4 | 2 | 4 | 2 | 2 |
Every set in the class holds one semitone, four whole tones, two minor thirds, four major thirds, two fourths and two tritones.
Common tones
| T0 | T1 | T2 | T3 | T4 | T5 | T6 | T7 | T8 | T9 | T10 | T11 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 1 | 4 | 2 | 4 | 2 | 4 | 2 | 4 | 2 | 4 | 1 |
Notes a set keeps when transposed by n.
| T0I | T1I | T2I | T3I | T4I | T5I | T6I | T7I | T8I | T9I | T10I | T11I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2 | 4 | 2 | 4 | 2 | 4 | 2 | 4 | 2 | 5 | 0 |
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.
013579
- 013579C C# D# F G A
- 12468tC# D E F# G# Bb
- 23579eD D# F G A B
- 03468tD# E F# G# Bb C
- 14579eE F G A B C#
- 02568tF F# G# Bb C D
- 13679eF# G A B C# D#
- 02478tG G# Bb C D E
- 13589eG# A B C# D# F
- 02469tA Bb C D E F#
- 1357teBb B C# D# F G
- 02468eB C D E F# G#
024689
Relations
- Complement
- 6-34 013579
- 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 ×4 · 2-3 ×2 · 2-4 ×4 · 2-5 ×2 · 2-6 ×2
3 notes: 3-2 · 3-3 · 3-4 · 3-5 · 3-6 ×3 · 3-7 ×2 · 3-8 ×6 · 3-9 · 3-10 · 3-11 ×2 · 3-12
4 notes: 4-11 · 4-12 · 4-Z15 · 4-16 · 4-19 · 4-21 ×2 · 4-22 ×2 · 4-24 ×2 · 4-25 · 4-27 ×2 · 4-Z29
- Around it
- 7-24 · 7-26 · 7-28 · 7-30 · 7-33 · 7-34 · and 30 larger classes