Theory
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3-9

Quartal trichord / Stacked fourths

Cardinality
3

Prime Form

Prime form pitch class clockC0C#D2D#EFF#G7G#AA#B[0,2,7]3 pitch classes
T0

Interval Vector

<0,1,0,0,2,0> (sum: 3)
0
ic1
1
ic2
0
ic3
0
ic4
2
ic5
0
ic6
ic1: m2/M7
ic2: M2/m7
ic3: m3/M6
ic4: M3/m6
ic5: P4/P5
ic6: TT
Prime Form
[0,2,7]
Interval Vector
<0,1,0,0,2,0>
T-Symmetry
1
I-Symmetry
1 (inversionally symmetric)
Invariant at I: 2

Step Pattern

2-5-5
Intervals: W-5-5

Complement

9-9card 9
[0,1,2,3,5,6,7,8,10]

All Transpositions

LevelPitch ClassesNote Names
T0[0,2,7]C D G
T1[1,3,8]C# D# G#
T2[2,4,9]D E A
T3[3,5,10]D# F A#
T4[4,6,11]E F# B
T5[0,5,7]C F G
T6[1,6,8]C# F# G#
T7[2,7,9]D G A
T8[3,8,10]D# G# A#
T9[4,9,11]E A B
T10[0,5,10]C F A#
T11[1,6,11]C# F# B
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