Dominant seventh chord: Difference between revisions
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In the [[5-limit]]: | In the [[5-limit]]: | ||
* [[36:45:54:64]] (1⁄1–5⁄4–3⁄2–[[16/9|16⁄9]]), the ''Ptolemaic dominant seventh chord'', is found on the dominant scale degree ([[3/2|3⁄2]] or V) of | * [[36:45:54:64]] (1⁄1–5⁄4–3⁄2–[[16/9|16⁄9]]), the ''Ptolemaic dominant seventh chord'', is found on the dominant scale degree ([[3/2|3⁄2]] or V) of [[Zarlino|Ptolemy's intense diatonic scale (Zarlino)]], perhaps the most common 5-limit diatonic. | ||
* [[20:25:30:36]] (1⁄1–5⁄4–3⁄2–[[9/5|9⁄5]]), the ''major-minor seventh chord'', combines a major third with the [[consonant]] seventh that would be found in a [[Ptolemaic minor seventh chord]] built on the same root. It is found rooted at 1⁄1 (I) and 4⁄3 (IV) in the [[duodene]]. | * [[20:25:30:36]] (1⁄1–5⁄4–3⁄2–[[9/5|9⁄5]]), the ''major-minor seventh chord'', combines a major third with the [[consonant]] seventh that would be found in a [[Ptolemaic minor seventh chord]] built on the same root. It is found rooted at 1⁄1 (I) and 4⁄3 (IV) in the [[duodene]]. | ||