User:CompactStar/Ordinal interval notation
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Lefts and rights notation is a notation for just intonation primarily developed by CompactStar.
Explanation
All just intervals are indicated by a direction, which is a sequence of lefts and rights, and a degree. The degree is calculated by adding 1 to the 7edo patent val mapping of a ratio. The "default" direction, with no lefts or rights is C
Examples
Below are some examples of lefts and rights notation for 11-odd-limit intervals: