Hemimage family: Difference between revisions
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Revision as of 12:31, 27 November 2025
- This is a list showing technical temperament data. For an explanation of what information is shown here, you may look at the technical data guide for regular temperaments.
The hemimage family of temperaments are rank-3 temperaments tempering out 10976/10935.
Hemimage
Subgroup: 2.3.5.7
Comma list: 10976/10935
Mapping: [⟨1 0 2 -1], ⟨0 1 2 3], ⟨0 0 -3 -1]]
- mapping generators: ~2, ~3, ~27/14
- [[1 0 0 0⟩, [5/8 1/8 -1/8 3/8⟩, [5/8 -7/8 7/8 3/8⟩, [0 0 0 1⟩]
- unchanged-interval (eigenmonzo) basis: 2.5/3.7
- [[1 0 0 0⟩, [5/9 2/9 -1/9 1/3⟩, [10/9 -14/9 7/9 2/3⟩, [0 0 0 1⟩]
- unchanged-interval (eigenmonzo) basis: 2.7.9/5
Optimal ET sequence: 17c, 19, 39d, 41, 58, 77, 80, 99, 217, 239, 338, 357, 456, 695
Badness: 0.199 × 10-3
Projection pair: 5 10976/2187 to 2.3.7
Uni
Subgroup: 2.3.5.7.11
Comma list: 540/539, 896/891
Mapping: [⟨1 0 2 -1 6], ⟨0 1 2 3 -1], ⟨0 0 -3 -1 -1]]
- [[1 0 0 0 0⟩, [16/11 6/11 1/11 0 -3/11⟩, [0 0 1 0 0⟩, [19/11 14/11 6/11 0 -7/11⟩, [32/11 -10/11 2/11 0 5/11⟩]
- unchanged-interval (eigenmonzo) basis: 2.5.11/9
Optimal ET sequence: 17c, 19, 22, 39d, 41, 58, 80, 99e, 121, 179e, 220e, 300bdee, 399bcdeee
Badness: 0.702 × 10-3
13-limit
Subgroup: 2.3.5.7.11.13
Comma list: 352/351, 364/363, 540/539
Mapping: [⟨1 0 2 -1 6 11], ⟨0 1 2 3 -1 -4], ⟨0 0 -3 -1 -1 -1]]
Optimal ET sequence: 17c, 22, 36f, 39d, 41, 58, 80, 99ef, 121, 179ef, 300bdeef
Badness: 1.06 × 10-3
Tin
Subgroup: 2.3.5.7.11.13
Comma list: 144/143, 196/195, 729/728
Mapping: [⟨1 0 2 -1 6 -2], ⟨0 1 2 3 -1 3], ⟨0 0 -3 -1 -1 1]]
Optimal ET sequence: 17c, 19, 22f, 36, 39df, 41, 58, 99ef, 157eff
Badness: 1.07 × 10-3
Turan
Subgroup: 2.3.5.7.11
Comma list: 441/440, 10976/10935
Mapping: [⟨1 0 2 -1 -7], ⟨0 1 2 3 6], ⟨0 0 -3 -1 1]]
- [[1 0 0 0 0⟩, [19/12 -2/3 1/12 0 1/4⟩, [19/6 -10/3 7/6 0 1/2⟩, [37/12 -8/3 7/12 0 3/4⟩, [19/6 -10/3 1/6 0 3/2⟩]
- unchanged-interval (eigenmonzo) basis: 2.9/5.11/9
Optimal ET sequence: 17c, 19, 36, 39d, 41, 58, 99e, 118, 159, 217, 335
Badness: 0.936 × 10-3