9afdo: Difference between revisions

Revision as of 06:41, 25 March 2023

Template:Infobox ADO 9ado is the arithmetic equal division of the octave into nine parts of 1/9 each. Because 9 is a small odd number, it does not contain a perfect fifth above the root.

#	Cents	Ratio	Decimal	Interval name
0	0	1/1	1.0000	perfect unison
1	182.4	10/9	1.1111	small whole tone
2	347.4	11/9	1.2222	undecimal neutral third
3	498.0	4/3	1.3333	undecimal neutral third
4	636.6	13/9	1.4444	tridecimal diminished fifth
5	764.9	14/9	1.5556	subminor sixth
6	884.4	5/3	1.6667	just major sixth
7	996.1	16/9	1.7778	Pythagorean minor seventh
8	1101.0	17/9	1.8889	large septendecimal major seventh
9	1200.0	2/1	2.0000	perfect octave

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 {{Infobox ADO|steps=9}}
-'''9ado''' is the [[ADO|arithmetic equal division of the octave]] into nine parts of 1/9 each. Because 9 is a small odd number, it does not contain a fifth above the root.
+'''9ado''' is the [[ADO|arithmetic equal division of the octave]] into nine parts of 1/9 each. Because 9 is a small odd number, it does not contain a perfect fifth above the root.
 == Intervals ==
 {| class="wikitable center-all"