Major-minthmic chords: Difference between revisions
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'''Major minthmic chords''' are [[ | '''Major-minthmic chords''' are [[essentially tempered dyadic chord]]s in the [[13-limit]] rank-5 temperament, and in addition the rank-3 2.3.11.13-[[subgroup]] temperament, tempered by the major minthma, [[352/351]]. | ||
There are 8 triads, 27 tetrads, 28 pentads, 12 hexads and 2 heptads as 2.3.11.13 subgroup [[13-odd-limit]] essentially tempered chords. | There are 8 triads, 27 tetrads, 28 pentads, 12 hexads and 2 heptads as 2.3.11.13 subgroup [[13-odd-limit]] essentially tempered chords. | ||
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Finally, there is a pair of heptads in inverse relationship: | Finally, there is a pair of heptads in inverse relationship: | ||
* 1–9/8–16/13–4/3–3/2–18/11–24/13 with steps of 9/8, 12/11, 13/12, 9/8, 12/11, 9/8, 13/12 (→[[minthmic7a]]), and its inverse | * 1–9/8–16/13–4/3–3/2–18/11–24/13 with steps of 9/8, 12/11, 13/12, 9/8, 12/11, 9/8, 13/12 (→ [[minthmic7a]]), and its inverse | ||
* 1–9/8–11/9–4/3–3/2–13/8–11/6 with steps of 9/8, 13/12, 12/11, 9/8, 13/12, 9/8, 12/11 (→[[minthmic7b]]). | * 1–9/8–11/9–4/3–3/2–13/8–11/6 with steps of 9/8, 13/12, 12/11, 9/8, 13/12, 9/8, 12/11 (→ [[minthmic7b]]). | ||
Equal temperaments with major minthmic chords include {{Optimal ET sequence| 22, 29, 46, 53, 80, 87, 111, 121, 140, 198 and 205 }}. | |||
[[Category:13-odd-limit chords]] | [[Category:13-odd-limit chords]] | ||