Glossary of scale properties: Difference between revisions

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 ; Arity, ''n''-ary
-: The number of distinct step sizes occurring in a given scale. Arity ''disregards other properties'', such as [[rank]] or [[maximum variety]]. For example, if a scale is binary, it is either a [[MOS]] or a permutation of the steps of a MOS.
+: The number of distinct step sizes occurring in a given scale. Arity ''disregards other properties'', such as [[rank]] or [[maximum variety]]. For example, 12edo melodic minor is a binary scale which is not rank-2 or MV2 (MOS).
 The 12-tone diatonic scale has Myhill's property, and is also distributionally even.